Convert MKV to AVI
MKV is great for movies with multiple audio tracks and subtitles, but AVI is the better choice for older Windows software, DVD players and legacy cameras. Convert MKV 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 MKV to AVI
- 1
Tap Choose files and select one or more MKV 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.
MKV 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.
| MKV | AVI | |
|---|---|---|
| Full name | Matroska Video | Audio Video Interleave |
| Type | Video | Video |
| Compression | Lossy | Lossy |
| Developed by | Matroska.org | Microsoft |
| Introduced | 2002 | 1992 |
| Plays on iPhone | ✕ No | ✕ No |
| Plays on Android | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ✓ Yes |
| Plays on Mac | ◐ Partly / with an app | ◐ Partly / with an app |
About MKV and AVI
MKV: MKV is a flexible open container that can hold unlimited video, audio and subtitle tracks. It is popular for movies and anime but isn't supported by iPhone or most TVs out of the box.
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 MKV to AVI on my phone?
Will converting MKV to AVI reduce quality?
Is this MKV to AVI converter free?
Are my files uploaded to a server?
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