Make Any WebP Animation an MP4
Got a WebP animation that will not play everywhere? Turn it into a share-ready MP4 for free. Your file stays on your device.
Drop an animated WebP file here
Your file stays on this device
Free WebP video converter
Convert animated WebP to MP4 without uploading
This browser-based WebP to MP4 converter turns animated WebP images into widely compatible H.264 MP4 videos. Processing happens locally on your device, so your files are not sent to a server.
Animated WebP support
Preserve the frames and timing of animated WebP images as a smooth MP4 video.
Private by design
The conversion runs in your browser. No account, upload, server queue, or watermark is required.
Compatible MP4 output
Create an H.264 MP4 file that works in common players, editors, phones, and social media tools.
Why convert an animated WebP to MP4?
Animated WebP is compact and useful on the web, but it is not supported equally by every video player, editing app, messaging platform, or smart TV. Converting WebP to MP4 gives you a familiar video file that is easier to preview, share, edit, and upload. This free online WebP to MP4 converter keeps the entire process in your browser, which is useful when you want a quick conversion without sending a personal animation to an online server.
Share a WebP animation anywhere
Turn a downloaded WebP animation into MP4 when a chat app, presentation tool, or social platform does not accept animated WebP.
Edit WebP animation as video
MP4 is easier to import into common video editors. Convert an animated WebP before trimming it, adding captions, or placing it in a larger project.
Play WebP on more devices
Use MP4 for smoother playback on phones, desktops, TVs, and media players that may not handle WebP animation correctly.
How it works
How to convert WebP to MP4
Convert an animated WebP file in three simple steps.
Select a WebP file
Drag an animated WebP image into the converter or choose it from your device.
Convert locally
FlowPick decodes each WebP frame and encodes an H.264 MP4 in your browser.
Download the video
Preview the result, then save the converted MP4 file to your device.
WebP to MP4 converter FAQ
Can I convert an animated WebP to MP4 for free?
Yes. FlowPick converts animated WebP to MP4 for free in your browser. There is no upload, sign-in, watermark, or server processing.
Does this WebP converter upload my files?
No. The WebP image is decoded and converted locally on your device, then the MP4 is offered as a download.
Can I convert a static WebP image to MP4?
Yes, but a static WebP contains only one frame, so the result is a short one-frame MP4 video. Animated WebP files are the main use case.
Why should I convert WebP animation to MP4?
MP4 is supported by more video players, editors, phones, and social platforms than animated WebP, making it easier to share or edit.
Reproducible checks
Verify WebP to MP4 Converter with known inputs
Generated test patterns, tones and synthetic speech, with source files and a reference transcript. Use the small fixtures to check a specific operation before processing your own media.
- Reproduce
- Choose the animated WebP sample and export MP4. Compare the animation with the source and inspect the resulting video.
- Inspect the saved result
- The input contains 20 frames over 2 seconds at 160 × 90. Check animation, duration and dimensions; this source has no audio.
- Counterexample and limit
- A static WebP is not an animation test. Successful conversion does not create a missing audio track or validate every WebP variant.
What has actually been verified
The record below is code-level verification in Node.js, not a complete browser UI or codec-compatibility test. Parser checks use the website’s functions; fixture checks describe inputs only. No AI quality, browser timing or large-file performance score is claimed.
2026-10-27 16:38:27 UTC · Node.js v24.19.0 · win32/x64
Animated WebP fixture properties · Passed
Input-file verification only. It does not certify conversion, AI inference or output quality.
- Frames
- 20
- Duration (s)
- 2
- Width (px)
- 160
- Height (px)
- 90
For your own browser test, record browser/version, operating system, output settings and whether decoding, processing and saving all succeed. A reference result is not a promise for another device.