Convert WEBM to AVI
WEBM is great for web video, HTML5 players and screen recordings, but AVI is the better choice for older Windows software, DVD players and legacy cameras. Convert WEBM to AVI in seconds, right in your browser.
- No upload — 100% private
- Fast, lossless when possible
- Free & unlimited
- Works on iPhone & Android
Keep this tab open — the conversion runs on your device, nothing is uploaded.
Add more files above to keep converting.
How to convert WEBM to AVI
- 1
Tap Choose files and select one or more WEBM files (or drag them in).
- 2
Check that AVI is selected. Use Advanced options for resolution, size or trimming.
- 3
Press Convert. Everything happens on your device — no upload, no waiting in a queue.
- 4
Your AVI downloads automatically. Converting several files? Grab them all as a ZIP.
WEBM vs AVI
Both formats are lossy, so the video is re-encoded once. Pick High quality to keep it as close to the original as possible, or Small for the smallest file.
| WEBM | AVI | |
|---|---|---|
| Full name | WebM Video | Audio Video Interleave |
| Type | Video | Video |
| Compression | Lossy | Lossy |
| Developed by | Microsoft | |
| Introduced | 2010 | 1992 |
| Plays on iPhone | ◐ Partly / with an app | ✕ No |
| Plays on Android | ✓ Yes | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ✓ Yes |
| Plays on Mac | ◐ Partly / with an app | ◐ Partly / with an app |
About WEBM and AVI
WEBM: WebM is Google's open video format using VP8/VP9 and Opus. It is built for the web and is what screen recorders and browsers produce.
AVI: AVI is Microsoft's classic video format from the Windows 95 era. It is still used by older cameras, DVD players and Windows software.
Frequently asked questions
How do I convert WEBM to AVI on my phone?
Will converting WEBM to AVI reduce quality?
Is this WEBM to AVI converter free?
Are my files uploaded to a server?
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