PDF to WebP Converter
Turn every page into a small, sharp WebP image, lossy or truly lossless, at up to 600 DPI. Free, and your PDF is not uploaded.
- Free
- No upload: converted in your browser
- Lossless or lossy WebP
- Up to 600 DPI
- Transparent background
- No watermark
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How to convert a PDF into WebP images
To turn a PDF into WebP images, add your file to the box above, choose the pages and the DPI, and press the Convert button. Every page you pick becomes its own WebP image. You can add several PDFs at once, and when there is more than one image you get them together in one ZIP file.
Everything happens in your browser, so your PDF is not uploaded anywhere. WebP is the image format made for the web: it gives small files that load fast, it can keep a transparent background, and it can be saved either lossy, like JPG, or lossless, like PNG. You decide which, and you decide the resolution, from 72 DPI for a quick preview up to 600 DPI for fine print, or a custom value of your own.
- 1
Add your PDF
Tap Select PDF file, drop the file on the box or paste it with Ctrl+V. Add several PDFs to handle them in one go.
- 2
Choose the pages
Leave it on all pages, or tap Choose pages to tick the ones you want, type a range like 2-5, 8, or pick odd or even pages.
- 3
Pick the DPI and quality
WebP is already selected. Choose 150 DPI for screens or 300 DPI for zooming and print. Tick Lossless WebP to keep every pixel.
- 4
Convert and download
Press the Convert button. Save a single image, download all of them in one ZIP, or share them straight from your phone.
The defaults suit most web uses: WebP at 150 DPI, 92% quality and a white background, which looks the same as the page on any screen. Your choices are remembered on this device, so next time you can add a PDF and press the button straight away.
Why a PDF to WebP image suits web pages
A PDF is a great way to send a document, but it is a poor way to show one on a web page. Visitors have to open a viewer, wait for the whole file, and scroll inside a small frame. An image of the page simply appears, like any other picture. That is why people turn brochures, menus, flyers, certificates, slides and report pages into images before they put them online.
Among image formats, WebP is the one built for that job. A lossy WebP is usually smaller than a JPG of the same page at the same visual quality, and a lossless WebP is usually smaller than a PNG while keeping exactly the same pixels. Smaller files mean pages that load faster, use less of your visitors' mobile data and score better in speed tests such as the ones in your browser's developer tools.
WebP also keeps transparency, which JPG cannot do. A logo, a stamp, a signature or a diagram saved from a PDF with a transparent background sits cleanly on a coloured section of your site, with no white box around it. And unlike PNG, it can do that in a lossy file, so even a large transparent graphic stays light.
So if the picture is going on a website, a blog post, an online shop or a web app, a PDF to WebP image is often the most efficient choice. For an email attachment or an old office program, JPG or PNG may still be safer, which is covered further down.
Which settings should I use?
A page for a web page or blog
WebP at 150 DPI, quality 92%, white background. Sharp on phones and laptops, and the files stay small.
A page people will zoom into
WebP at 300 DPI. Small text stays readable when visitors pinch or zoom, at the cost of bigger files.
A logo or diagram for a design
Lossless WebP at 300 DPI with a transparent background, so the edges stay perfect on any colour.
Text pages that must be exact
Tick Lossless WebP (every pixel kept). The page is stored exactly as drawn, like PNG, but usually smaller.
Many pages for a quick gallery
WebP at 72 to 100 DPI with quality around 80%. Light thumbnails that load almost instantly.
A scanned form
WebP at 150 to 300 DPI with Black & white. The grey paper texture disappears and the text gets darker.
All pages, some pages or one long image
By default every page is converted. A 40-page catalogue becomes 40 WebP images, each named after the PDF and its page number, for example catalogue-page-07.webp. The numbers are padded with zeros, so the files stay in order in any folder, upload list or media library.
If you only need some pages, tap Choose pages on the file's card. You see a thumbnail of every page and can tick the ones to keep. Quick buttons select All, None, Odd, Even or just the First page. You can also type a range such as 1-3, 6, 10-end. Only the pages you pick are converted, which is faster and keeps the download smaller.
To save just one page, a cover or a single slide for example, press None and tick that page, or press First page. You then get one WebP file instead of a ZIP. Each image keeps the page's own shape, so a landscape page comes out wide and a portrait page comes out tall.
Prefer one picture of the whole document? Open More options and turn on Join the selected pages into one long image. The pages are stacked one under the other, with a small gap between them, in a single WebP. That is handy for a long infographic, a menu that people scroll through, or sharing a short document in a chat.
PDF to WebP lossless: every pixel kept
WebP has two ways of storing a picture. Lossy WebP throws away detail the eye is unlikely to notice, which makes files very small. Lossless WebP keeps every single pixel exactly as it was drawn, the way PNG does, and still usually ends up smaller than a PNG of the same page.
To get the PDF to WebP lossless result, tick Lossless WebP (every pixel kept) under Format. That sets the quality to 100%, and at 100% the tool does not use the quick browser encoder at all. It encodes the page with libwebp, Google's own WebP library, running inside the page in your browser, in its true lossless mode. Untick the box and the quality goes back to 92%.
Lossless is the right pick for pages that are mostly text, tables, charts, logos and line drawings: the edges of letters stay perfectly sharp and there are no faint speckles around them. It is also the safe choice when the image will be edited and saved again later, because nothing is lost along the way. For pages full of photos, lossy WebP at 85 to 92% usually looks the same and is much smaller.
Convert PDF to WebP without losing quality
When people ask how to convert PDF to WebP without losing quality, two separate things are involved. The first is the compression, which the Lossless WebP box takes care of. The second is the resolution, and that one is easy to overlook.
A PDF stores text and drawings as shapes that can be drawn at any size. An image has a fixed number of pixels. If you save a page at 72 DPI, small text can look soft when someone zooms in, even in a perfectly lossless file, simply because there are too few pixels. So for a result that looks as good as the PDF, combine Lossless WebP with a DPI that suits how the image will be viewed: 150 DPI for a normal screen view, 300 DPI or more when people will zoom or print.
Photos inside the PDF are a special case. A page image redraws them at the DPI you choose. If you want those photos at their original size and quality instead, switch to Extract images, explained further down this page.
Lossy WebP and the quality slider
Without the lossless box, WebP is saved in lossy mode, and the WebP quality slider in More options sets how much detail is kept. It runs from 50% to 100%, and the default of 92% looks the same as the page to almost everyone. Lower values give smaller files: 80% is a good level for galleries and previews, and below about 70% you may start to see soft or smudged edges around text.
Moving the slider all the way to 100% is the same as ticking Lossless WebP, so you get the true lossless file described above. Any value below 100% gives lossy WebP.
Most browsers have their own WebP encoder and use it for lossy files. Some browsers, such as Safari, cannot save WebP from a page drawing on their own. There the tool uses libwebp for lossy files too, so you still get a real WebP image instead of an error or a silent switch to PNG.
Lossy or lossless: a quick way to decide
Not sure whether to tick Lossless WebP? Look at what is on the page. If it is mostly text, tables, line drawings, icons or flat colours, lossless is the better choice: the file stays small because those areas compress very well, and every letter stays crisp. If the page is mostly photos, gradients or a scanned picture, lossy WebP is better, because lossless files of photos get large while lossy ones at 85 to 92% look the same.
Many pages are a mix, such as a brochure page with a photo and a block of text. For those, the simplest way to decide is to try both. Convert one page with Lossless WebP ticked, then untick it and convert again. The result list shows the size of each image in kilobytes, so you can compare them side by side and keep the one that suits you. Your settings are remembered, so the rest of the document can then be done in one go.
If the images will be edited later, cropped, annotated or put into another design, choose lossless. Every time a lossy file is opened, changed and saved as lossy again, a little more detail is lost; a lossless file can be saved as often as you like.
Which DPI: screens or zooming in?
DPI is the number of pixels for each inch of the page, and it decides how large and how detailed each image is. The choices are 72, 150, 300 and 600 DPI, plus Custom, where you can type any value from 36 to 1200. Under the buttons the tool shows the exact size of page 1 before you convert, for example Page 1 becomes 1,240 × 1,754 pixels.
| DPI | Image size | Best for |
|---|---|---|
| 72 DPI | 595 × 842 px | Thumbnails and quick previews |
| 150 DPI | 1240 × 1754 px | Web pages, blogs, email (default) |
| 300 DPI | 2480 × 3508 px | Zooming in, print, OCR |
| 600 DPI | 4960 × 7016 px | Fine print, signatures, drawings |
For images that are only viewed on screens, 150 DPI is usually enough. An A4 page at 150 DPI is about 1,240 pixels wide, which fills a laptop screen or a phone held upright with sharp text, including on high-density displays. Going higher mostly makes the files heavier without a visible gain at normal size.
Choose 300 DPI when people will zoom in: a floor plan, a timetable, a technical sheet or a page with footnotes. The extra pixels keep small print readable when the image is enlarged. Use 600 DPI, or a custom value, only for fine detail such as signatures, maps and drawings, because each step up doubles the width and height of the image.
If your website shows images at a fixed width, you can also match the DPI to that width. A page shown 800 pixels wide does not need a 2,480-pixel image; a custom value around 100 DPI does the job with a much smaller file.
Very large pages at very high DPI can need more memory than a phone has. When that happens, the tool uses the highest resolution your device can handle and tells you, instead of saving a blank image.
Transparent background
To save a page with a clear background, open More options and choose Transparent under Background. Areas of the page with nothing drawn on them then become see-through in the WebP, instead of white. Both lossy and lossless WebP keep this transparency.
This is ideal when you want a logo, a badge, a stamp or a diagram from a PDF on a coloured part of a web page. In the result preview, transparent images are shown on a light checkerboard so you can see which areas are clear.
Two things to know. Many PDFs paint a white rectangle behind the whole page, and scanned PDFs are pictures of paper, so in those files the white is part of the content and stays white. If that happens, try Remove Background on the finished image. And when a File size limit is on, the background is always white, because the limit is reached by squeezing the image as a plain picture.
Colour, grayscale or black and white
Under Colour in More options you can keep the page in full colour, turn it into Grayscale, or make it pure Black & white. Grayscale suits documents with a calm, neutral look, or pages that will be printed on a mono printer.
Black & white pushes light greys to white and dark greys to black. That is ideal for scanned forms, receipts and typed letters: the paper texture disappears, the text gets darker, and the WebP gets much smaller, especially in lossless mode, because there is far less detail left to store.
WebP, PNG or JPG: is the PDF to WebP format right for you?
This page saves WebP, but the same tool can also save JPG and PNG under Format, and everything else works the same way. Here is how the three compare for document pages.
| Format | File size | Best for |
|---|---|---|
| WebP | Smallest, lossy or lossless | Websites, web apps, transparency |
| PNG | Larger, lossless | Exact text pages for any app, editing |
| JPG | Small, lossy | Email, uploads, older software |
Choosing the PDF to WebP format makes the most sense when the images end up online. Every current browser shows WebP, and most website builders, blog platforms and online shop systems accept it. The files are smaller than JPG or PNG at the same look, and WebP is the only one of the three that offers transparency in a small lossy file.
JPG is still the most widely accepted format of all. Choose it for upload forms, email, older office programs and printers, or try PDF to JPG. PNG is lossless and opens everywhere, which makes it a safe choice for exact text pages that will be passed around; PDF to PNG does that.
If you already have WebP files and need another format, WebP to JPG and WebP to PNG convert them in your browser too. To go the other way, JPG to WebP and PNG to WebP turn existing images into WebP.
Using the images on your website
Once the images are ready, using them on a site is the same as any other picture. Upload the WebP files to your media library, or put them in your site's images folder, and add them to the page. Give each image a short description in its alt text, such as Page 3 of the 2026 price list, so screen readers and search engines know what it shows.
For a long document, consider showing the first page as an image and linking to the PDF for people who want to download it. Visitors see the content at once, and the PDF is still there for printing. If you show many pages in a row, a lower DPI and lazy loading keep the page light.
If your platform makes its own copies at several sizes, upload one image at 150 or 300 DPI and let it do the resizing. If it does not, pick the DPI that matches the width the image is shown at, as explained in the DPI section above.
File names matter too. The images are named after your PDF, so a file called spring-menu.pdf gives spring-menu-page-1.webp and so on. Short, descriptive PDF names therefore give tidy image names that make sense in your media library and in the page address of each image. If the PDF has a name like scan0042.pdf, rename it before you add it, and every image follows.
Finally, check the page on a phone after you publish. Open it on mobile data rather than Wi-Fi, scroll through the images and zoom into the smallest text. If the images feel slow, lower the DPI or the quality; if the text is hard to read, raise the DPI. A few minutes of testing saves visitors a lot of waiting.
Common uses for WebP page images
Menus and price lists
Show a restaurant menu or a price list on your site as images that open instantly on a phone, with the PDF still available to download.
Brochures and catalogues
Put product pages from a catalogue into an online shop or a landing page, where light images keep the page quick.
Blog posts and articles
Add a chart, a table or a page from a report to a post. Lossless WebP keeps the numbers and lines sharp.
Portfolios and case studies
Present pages of a design, a plan or a study as a scrolling gallery instead of a PDF that has to be opened.
Web apps and help pages
Show a form, a diagram or a manual page inside an app or a knowledge base, where an image is easier to place than a PDF.
Certificates and badges
Turn a certificate or an award page into an image for a profile page or an about page, with a transparent background if you need one.
Keep the text readable and accessible
An image of a page looks exactly like the page, but the text in it is now part of a picture. Visitors cannot select or copy it, browsers cannot search it, and screen readers cannot read it out unless you describe it. That is fine for a menu photo or a flyer, but worth keeping in mind for important information.
A few simple habits help. Give every image a clear alt text that says what it shows. For pages with a lot of text, also write the key points as normal text on the web page, or link to the original PDF next to the image. If you need the words themselves, PDF to Text pulls the text out of the PDF so you can paste it wherever you need it.
Choose a DPI that keeps small text readable on a phone. Text that is sharp on a laptop can be tiny on a narrow screen, so 150 DPI is a sensible minimum for pages with body text, and 300 DPI helps when people need to zoom in on details.
Email, print and older apps
WebP is at home on the web, but a few places are slower to accept it. Some email programs still do not show WebP images inside a message, some print services want JPG or PDF, and some older office programs cannot insert WebP at all. If your images are going into a newsletter, a print order or an old document template, JPG or PNG is the safer pick; switch the Format here or use PDF to JPG.
For chat apps and social networks, support differs from app to app and changes over time. If an app turns down a WebP file, the quickest fix is WebP to JPG on the finished image, which works in your browser as well. For a website, a web app or a modern content system, WebP is usually welcome everywhere.
File size limits for uploads
WebP files are usually small already, but some upload forms ask for each image to stay under a fixed size. The File size setting can do that: choose Under 100 KB, Under 200 KB, Under 500 KB, or Custom and type your own limit in KB per image.
With a limit on, each image is saved as lossy WebP. The tool first lowers the quality step by step, starting at 92% at most, and if that is not enough it reduces the number of pixels a little at a time until the image fits. This means a size limit and Lossless WebP do not go together: a limit always gives a lossy file, and the background is white.
The result shows a tick when every image is under the limit. If a very busy page still cannot get small enough while staying readable, the tool says so. Choose a lower DPI or Black & white and try again. Leave File size on Best quality whenever you do not need a fixed limit.
Extract the original images instead
Sometimes you do not want a picture of the page but the photos that are stored inside it, such as product shots in a catalogue or pictures in a report. Switch What to save to Extract images to pull them out as separate files.
Extraction does not redraw anything, so the files are not converted to WebP. Photos stored as JPEG in the PDF are copied out byte for byte and stay JPG files with exactly their original quality. Pictures stored in other ways are saved as lossless PNG, transparency included. Each picture is saved once, even if it appears on several pages.
Text, tables and drawings are not pictures, so they are not extracted; use Page to WebP for those. If you need the extracted pictures as WebP afterwards, run them through JPG to WebP or PNG to WebP.
ZIP download: many pages and many PDFs at once
When the result has more than one image, you download one ZIP that holds every image, so you do not have to click Save forty times. Inside, the images are numbered by page. If you added several PDFs, each PDF gets its own folder named after the file.
You can add up to 50 PDFs at a time, each up to 300 MB and 1 GB together. There is no page limit. All files are converted with the same format, DPI and colour settings in one run, and the progress bar shows which file and page are being worked on.
You do not have to take the ZIP. The result list shows a preview of every image with its size in pixels and kilobytes, and each one has its own Save link. To open a ZIP, double-click it on a computer, or tap it in the Files app on an iPhone or in Files by Google on Android.
PDF to WebP online on Windows, Mac, Linux and Chromebook
To convert PDF to WebP online on a computer, open this page in Chrome, Edge, Firefox or Safari, add the file and press the button. The images land in your Downloads folder. There is nothing to install, and the page works the same on Windows 10 and 11, macOS, Linux and ChromeOS.
Even though the page is on the web, the work is done on your own computer. That makes it quick for big files, since nothing has to travel to a server and back, and it keeps working on a slow connection once the page has loaded.
Windows 10 and 11
Screenshots of a PDF are saved as PNG at your screen's resolution, one page at a time. This page gives WebP at the DPI you choose, for all pages at once.
Mac
Preview can export a PDF page as an image, but you work page by page. Here you get every page in one go, as a ZIP.
Chromebook
A screenshot is limited to the screen size. This page draws the page at 150, 300 or 600 DPI instead.
Linux
Command-line tools can do it if you know them. Otherwise this page works the same in Firefox or Chrome.
When you need the opposite, WebP to PDF turns WebP images back into one PDF, and Merge PDF joins several PDFs before you convert.
A PDF to WebP converter online for iPhone, iPad and Android
The same page works as a PDF to WebP converter online on your phone. On an iPhone or iPad, open it in Safari, tap Select PDF file and pick the PDF from Files, iCloud Drive, a Mail attachment or a chat. On Android, do the same in Chrome. Choose the pages and the DPI, then tap the Convert button.
When the images are ready, tap Share to send them to Files, Photos, a chat app or email, or tap Download. Several images arrive as one ZIP, which the Files app opens with a tap.
Phones have less memory than computers, so for very large pages at 600 DPI the tool may use a slightly lower resolution and tell you. Lossless encoding of big pages also takes a little longer on a phone. For long documents at high DPI, a computer is faster.
Password-protected and scanned PDFs
If the PDF has an open password, the file's card asks for it. Type it and press Open; the PDF is opened in your browser and converted to WebP as usual, and the password never leaves your device. If the password is wrong, the card says so and you can try again.
There is one exception. Extract images cannot read an encrypted file in the browser, so for a password-protected PDF that one step unlocks the file on our server first. The note under the button tells you before it happens, and the file is deleted right after. Page images from locked PDFs never need the server.
Scanned PDFs are pictures of paper, so Page to WebP turns them into clean images at the DPI you choose. To make the text in a scan editable, use PDF to Word instead.
Is PDF to WebP free here?
Yes. This is a PDF to WebP converter free of charge, with no watermark, no sign-up, no daily limit and no lower quality for people who do not pay. Lossless WebP, 600 DPI, custom DPI, transparent backgrounds and batch ZIP downloads are all included.
Keeping PDF to WebP free is possible because the work happens on your device rather than on our servers. There is no queue to wait in, and the speed depends on your computer or phone, not on how busy a website is.
Is it safe? Your PDF is not uploaded
Your PDF is not uploaded. Opening the file, drawing the pages, encoding the WebP images with libwebp or your browser, building the ZIP and showing the previews all happen in your browser, on your own device. That matters for contracts, bank statements, medical letters and ID documents.
The only exception is optional and labelled: extracting pictures from a password-protected PDF unlocks the file on our server first, over an encrypted connection, and deletes it right after. Everything else stays on your device, including opening locked PDFs to make page images.
How it works: libwebp in your browser
When you add a PDF, it is opened by a PDF engine that runs inside the page, the same open-source engine the Firefox browser uses to show PDFs. Each page you choose is drawn onto an invisible canvas at the DPI you picked, with a white or clear background, and then saved as WebP.
For lossy WebP the tool uses your browser's own encoder where there is one. For Lossless WebP, and in browsers that cannot save WebP themselves, it loads libwebp, Google's open-source WebP library, compiled to run in the browser. Either way the result is a standard WebP file that any WebP viewer can open.
Pages are handled one at a time, so a long document does not freeze the page. A typical page at 150 DPI takes well under a second in lossy mode; lossless takes a little longer because libwebp works harder to find the smallest exact file.
Some privacy-focused browsers block websites from reading canvas images. If yours does, the tool shows a note. You can allow this site in the browser's privacy settings, or use Extract images, which works without the canvas.
A PDF to WebP converter free of uploads: how it compares
Many converters upload your PDF and send the images back. Here is how this one compares on the things that matter.
| What to check | FlipMyFormat | Typical online converter |
|---|---|---|
| Your PDF uploaded to a server | No, converted in your browser* | Usually yes |
| True lossless WebP | Yes, with libwebp | Rarely |
| Lossy quality control | 50% to 100% slider | Sometimes |
| Resolution | 72 to 600 DPI, or custom up to 1200 | Often fixed |
| Transparent background | Yes | Rarely |
| Choose exact pages | Thumbnails, ranges, odd or even | Sometimes |
| Grayscale and black & white | Yes | Rarely |
| All pages in one long image | Yes | Rarely |
| Password-protected PDFs | Opened in your browser | Often refused or uploaded |
| Watermark or sign-up | No | Sometimes |
* Except one optional, labelled step: extracting pictures from a password-protected PDF.
Opening and sharing WebP files
WebP images open in every current web browser, so the simplest way to look at one is to drag it into a browser window. Windows 11 and recent versions of Windows 10 show WebP in the Photos app, and current versions of macOS show it in Preview and in Finder previews. Phones running a recent iOS or Android show WebP in their photo and file apps.
Some older programs, printers and upload forms still refuse WebP. If that happens, convert the finished images with WebP to JPG or WebP to PNG, or go back to the PDF and choose JPG or PNG under Format here.
Common problems and fixes
The images look soft
Choose 300 DPI or higher. 72 DPI is meant for thumbnails and previews only.
Text has faint smudges
Raise the quality slider, or tick Lossless WebP (every pixel kept) for perfectly sharp text.
The files are bigger than I hoped
Untick Lossless WebP, lower the quality to about 80%, choose 150 DPI, or try Black & white for scans.
Lossless turned itself off
A File size limit is on. Limits always give lossy WebP. Choose Best quality to keep lossless.
The background is still white
The PDF paints a white page behind the content, or a File size limit is on. Try Remove Background afterwards.
An app will not open the WebP
Some older software does not read WebP. Use WebP to JPG, or choose JPG or PNG under Format.
A page is upside down or sideways
The page is stored that way in the PDF. Fix it with Rotate PDF first, then convert again.
Converting takes a long time
Lossless WebP at high DPI is the slowest setting. Use 150 DPI, lossy WebP, or fewer pages at a time, especially on a phone.
The page says it ran out of memory
Choose a lower DPI or fewer pages at once. Joined images of many pages are very large, so join fewer pages.
The PDF could not be read
The file may be damaged or not a real PDF. Try opening it in your PDF viewer and saving a fresh copy.
Tips for the best WebP images
Pick the DPI for where the image will be seen: 150 for a normal web page, 300 when people will zoom in. Higher is not always better, because file size grows fast with DPI.
Use Lossless WebP for text, tables and logos, and lossy WebP at 85 to 92% for pages full of photos. Try both on one page and compare the sizes in the result list.
Convert only the pages you need. Choosing pages first is faster and gives you a smaller ZIP.
Check the size line under Quality (DPI) before you convert. It shows how many pixels page 1 will have, so you can tell at a glance whether the images will fit your layout.
Keep the PDF. The WebP images are new files, so you can always convert again at another DPI or quality. If a PDF has extra pages you never need, Split PDF can trim it first.
What to do with your images next
Once your WebP images are ready, you can place them on any site that accepts pictures. To cut out one part of a page, use Crop Image. To make images smaller still, Resize Image and Compress Image help, and Remove Background clears a white background after the fact.
To turn images back into a single document, WebP to PDF puts them together in the order you choose, and Merge PDF joins several PDFs into one. If you need to sign a document before sharing it, Sign PDF does that in your browser as well.
Frequently asked questions
Is this PDF to WebP converter free?
Yes. It is free, with no watermark, no sign-up and no limit on how often you use it. Lossless WebP, high DPI and ZIP downloads are included at no cost.
Is my PDF uploaded to a server?
No. The pages are turned into WebP images in your browser, so the PDF stays on your device. The only exception is optional: extracting pictures from a password-protected PDF unlocks it on our server first, and the file is deleted right after.
How do I convert a PDF into WebP images?
Add the PDF to the box, choose the pages and the DPI, and press the Convert button. Each page becomes its own WebP image. Several images are downloaded together as one ZIP.
Can I convert PDF to WebP without losing quality?
Yes. Tick Lossless WebP (every pixel kept) so nothing is lost when the image is saved. Also choose a DPI high enough for how the image will be viewed: 150 DPI for screens, 300 DPI or more for zooming and print.
Is there a PDF to WebP lossless option?
Yes. The Lossless WebP checkbox, or the quality slider at 100%, saves true lossless WebP made with libwebp, Google's WebP library, running in your browser. Every pixel is kept exactly.
What is the difference between lossy and lossless WebP?
Lossy WebP leaves out detail the eye is unlikely to notice and makes very small files. Lossless WebP keeps every pixel, like PNG, and is usually smaller than a PNG of the same page. Text pages suit lossless; photo pages suit lossy.
What quality should I choose for lossy WebP?
The default of 92% looks the same as the page for almost everyone. Around 80% is fine for galleries and previews. Below about 70% you may notice soft edges around text.
Can I use PDF to WebP online on any computer?
Yes. Open this page in Chrome, Edge, Firefox or Safari on Windows, Mac, Linux or a Chromebook. Nothing is installed, and the images are saved to your Downloads folder.
Does the PDF to WebP converter online work on iPhone and Android?
Yes. Open the page in Safari on an iPhone or iPad, or in Chrome on Android, and tap Select PDF file. Then download the images or share them to Files, Photos or a chat app.
Is PDF to WebP free for many pages and files?
Yes. You can add up to 50 PDFs at once, each up to 300 MB and 1 GB together, with no page limit. Everything is converted in one run and downloaded as a ZIP.
Why use a PDF to WebP image instead of PNG or JPG on a website?
WebP files are usually smaller than JPG or PNG at the same look, so pages load faster. WebP also keeps transparent backgrounds, even in small lossy files. Every current browser shows it.
When is the PDF to WebP format not the best choice?
When the image goes to an older program, a printer or an upload form that only accepts JPG or PNG. In that case choose JPG or PNG under Format, or convert the WebP files afterwards.
Which DPI should I pick for screens?
150 DPI is sharp on phones, laptops and high-density screens at normal size. Choose 300 DPI if people will zoom into small text, and 600 DPI or a custom value up to 1200 for fine detail.
Can I get a transparent background?
Yes. Open More options and choose Transparent under Background. Areas where nothing is drawn become clear. If the PDF paints a white page behind the content, or a File size limit is on, the background stays white.
Can I make each WebP image smaller than a set size?
Yes. Choose Under 100 KB, Under 200 KB, Under 500 KB or a custom size in KB. The tool lowers the quality and then the pixel size until each image fits. A size limit always gives lossy WebP.
Can I choose only some pages?
Yes. Tap Choose pages to tick pages on thumbnails, use All, None, Odd, Even or First page, or type a range such as 1-3, 6, 10-end. Only the pages you pick are converted.
Can I put all pages into one image?
Yes. In More options, turn on Join the selected pages into one long image. The pages are stacked one under the other in a single WebP file.
Can I convert a password-protected PDF?
Yes. Type the password on the file's card and press Open. The PDF is opened in your browser and converted as usual, and the password stays on your device.
Can I make the images grayscale or black and white?
Yes. Under Colour in More options, choose Grayscale or Black & white. Black & white works well for scanned forms and makes the files much smaller.
How do I get the original photos out of a PDF?
Switch What to save to Extract images. JPEG photos are copied out byte for byte and stay JPG files; other pictures are saved as lossless PNG. They are not converted to WebP.
What if my browser cannot save WebP by itself?
Some browsers, such as Safari, have no WebP encoder for page drawings. The tool then uses libwebp inside the page, so you still get real WebP files in every modern browser.
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Add your PDFLast updated October 2026 · Written and maintained by the FlipMyFormat team