WebP to WebM Converter

Convert WebP images and animated WebP to WebM video for HTML5 web embedding. Both are Google's open-source web formats.

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Supports: WEBP

OptionsAdvanced Options - Our defaults are optimized for the best results. We recommend you keeping the defaults unless you have a specific need.
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Merge strategy
Select Merge images to combine all uploaded files into a single video. Use Video per image to create a separate video for each individual file.
Image Duration
Duration
This is amount to time a single image is displayed on the output video. Only applied to images that are not GIF.
Background Color
Background Color
File Compression
Preset
Video resolution

How to Convert WebP to WebM Online

  1. Upload Your WebP Files: Click "+ Add Files" to select WebP images from your computer, Google Drive, or Dropbox. Upload multiple images for a slideshow, or a single animated WebP.
  2. Choose Settings: Set image duration per frame (0.1s to 10s), background color, video codec, compression method (quality preset, target file size %, CRF), and resolution.
  3. Convert and Download: Click "Convert" and download your WebM video.

Why Convert WebP to WebM?

WebP and WebM are both Google-developed web formats — WebP for images, WebM for video. Converting between them is natural:

Animated WebP to Video

Animated WebP files can be converted to WebM video for platforms that support video but not animated WebP. WebM adds audio support and timeline editing capabilities.

HTML5 Video Backgrounds

Create looping WebM video backgrounds from WebP images for websites. WebM is the open-source HTML5 video format.

Competitors like ezgif.com converts "animated WebP to WebM video" instantly. tools123.org notes the tool is "useful when you want to optimize website loading time and maintain high-quality animation content." mconverter.eu supports folder-based batch WebP-to-WebM conversion.

WebP vs WebM

Feature WebP (Image) WebM (Video)
Type Still/animated image Video container
Audio ❌ ✅ Vorbis/Opus
Timeline editing ❌ ✅
Browser support All modern All modern
Codec VP8/VP9 VP8/VP9/AV1

Frequently Asked Questions

Is it free?

Yes. Completely free with no watermarks, no sign-up required, and no file count limits.

Can I convert animated WebP to video?

Yes. Animated WebP files are converted to WebM video with all frames preserved.

Can I convert multiple images into one video?

Yes. Upload multiple WebP files for a slideshow with configurable duration per frame.

Does it work on mobile?

Yes. Works in any modern browser on all devices — no app installation required.

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