Convert MKV to M4V
MKV is great for movies with multiple audio tracks and subtitles, but M4V is the better choice for Apple TV, iTunes and iPhone video. Convert MKV to M4V 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 M4V
- 1
Tap Choose files and select one or more MKV files (or drag them in).
- 2
Check that M4V 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 M4V downloads automatically. Converting several files? Grab them all as a ZIP.
MKV vs M4V
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 | M4V | |
|---|---|---|
| Full name | Matroska Video | iTunes Video |
| Type | Video | Video |
| Compression | Lossy | Lossy |
| Developed by | Matroska.org | Apple |
| Introduced | 2002 | 2003 |
| Plays on iPhone | ✕ No | ✓ Yes |
| Plays on Android | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ◐ Partly / with an app |
| Plays on Mac | ◐ Partly / with an app | ✓ Yes |
About MKV and M4V
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.
M4V: M4V is Apple's MP4 variant used for iTunes movies and TV shows. Unprotected M4V files are identical to MP4.
Frequently asked questions
How do I convert MKV to M4V on my phone?
Will converting MKV to M4V reduce quality?
Is this MKV to M4V converter free?
Are my files uploaded to a server?
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