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Tools/WebP to PDF

WebP to PDF

This WebP to PDF converter puts WebP images into a single PDF, one image per page, so they open in places that do not take WebP. The conversion runs on Docubox's servers, and you sign in with a free account (Google or an emailed code, no password) to download the PDF.

How to convert WebP to PDF

  1. Add the WebP files. Drag them in or use the file picker, which on this page lists .webp files. Up to 10 images fit in one PDF.
  2. Order them. The first file in the list becomes page one. The up and down arrows reorder the list, and the X removes a file you added by mistake.
  3. Decide on the page layout. Page size, Orientation and Margin (mm) show up once a file is added, set to Fit each image, Automatic and 0. Keep them for pages shaped like each image, or pick A4 or Letter for a standard paper size.
  4. Select Convert to PDF. The files upload to private storage, then our servers assemble the document and report how many images are done.
  5. Sign in and collect the PDF. The result page asks for a free account, through Google or a code sent to your email. Once you are in, you can preview the PDF, download it, or choose Save to my documents.

When to use WebP vs PDF

WebP is an image format made for the web. Depending on how it was saved, it can be lossy or lossless, can include transparency, and can even be animated, and it is usually smaller than the same picture as JPG or PNG. Current browsers display it without trouble, but plenty of other software has been slower to support it.

  • Turn it into a PDF when something outside the browser needs the picture: a document portal, a print job, or a colleague whose software cannot open WebP. A PDF also keeps several images together in a fixed order.
  • Keep the WebP when it is headed for a web page, where the small size helps, or when you still want to edit it or keep its animation.
  • Expect a bigger file. Each image goes into the PDF as PNG, which is lossless but not compact, so the PDF can be many times the size of the WebP files it came from. For photographs, turn the WebP files into JPG with WebP to JPG first and build the PDF from the JPG files in Images to PDF; a standard JPG goes into the PDF without being compressed again. Making the JPG is a lossy step, so keep your WebP originals.
  • Lost detail stays lost. If a WebP was saved with heavy compression, its blur or blockiness goes into the PDF as it is. Building the PDF adds no lossy compression of its own and cannot bring detail back.

Things to know

  • An animated WebP gives one page. Only the first frame is used, and the result page carries a note about it. The PDF page is a still picture, so if you need other frames, save them as separate images before you upload.
  • Transparency is filled with white. Transparent and half-transparent pixels are blended onto white, and there is no other background to choose.
  • Decoded, then stored as PNG. Each WebP is decoded and its pixels are saved as lossless PNG data in the PDF. No second round of lossy compression happens, which is also why the PDF grows.
  • Rotation flags are applied. If a WebP says in its metadata that it should be turned, it is rotated upright on its page. Text metadata such as EXIF and XMP is not copied into the PDF, and an embedded color profile is kept only on images with no alpha channel.
  • Page size with Fit each image. Docubox does not use any print size stored in the file, so a page is sized as if the image had 96 pixels per inch: an image 960 pixels wide gets a page 10 inches wide. A4 and Letter are the better choice for printing, and Margin (mm) takes whole numbers from 0 to 50.
  • The PDF takes its name from the first image, so photo.webp at the top of the list gives photo.pdf.
  • Limits. A PDF holds up to 10 WebP images totaling no more than 25 MB, and each image may be up to 40 megapixels. A free account gets 10 conversions a day, and Pro costs $9.99 a month and includes 500 conversions a month (the free plan has 10 a day), plus 25 GB of saved documents. Pro does not raise the per-PDF limits.
  • Other formats. The picker here lists WebP files only. To mix in JPG or PNG images, use the full Images to PDF tool linked above. If the pictures are larger than you need, Resize image can scale WebP files down first.

Frequently asked questions

Why convert WebP to PDF at all?

Some programs outside the browser, especially older ones, cannot open WebP, and some forms and print services ask for a PDF. Putting the images in a PDF gives you pages that open in a standard viewer, with a fixed order and, if you choose A4 or Letter, a uniform paper size.

Will an animated WebP become an animated PDF?

No. A PDF page is a still picture. For an animated WebP, Docubox uses the first frame and shows a note on the result page. If you need a later frame, export it as its own image first and convert that one.

Why is the PDF bigger than my WebP files?

WebP is built to be compact, often through lossy compression. Docubox stores each decoded image as PNG inside the PDF, which keeps every pixel but takes far more space. Any WebP gets bigger; a simple graphic stays small in absolute terms, while a photograph can grow many times over.

Is the quality the same as my WebP?

The PDF shows exactly the pixels the WebP decodes to, with no further lossy step. Anything already lost when the WebP was saved stays lost, and transparent areas turn white. If the WebP is rotated by a metadata flag, the page shows it upright.

Do I need an account to download the PDF, and does it expire?

Yes to the account, which is free and uses Google or an emailed one-time code. The files are temporary: access ends 24 hours after you start, and a download does not extend that or delete anything. Choose Save to my documents to keep a copy until you delete it.

More options

This page uses the Images to PDF tool with settings chosen for you. Open the full tool for every option.

Related conversions

  • JPG to PDF
  • PNG to PDF
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Convert, organize, and protect your files.

Files are processed on our servers. Unsaved results expire 24 hours after upload. Saved documents stay until you delete them.

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WEBP · up to 10 files, 25 MB total · processed on our servers