Convert MOV to AC3
Extract the audio from MOV videos and save it as AC3 — ideal for home theatre and surround sound.
- 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 MOV to AC3
- 1
Tap Choose files and select one or more MOV files (or drag them in).
- 2
Check that AC3 is selected. Use Advanced options for bitrate, channels or trimming.
- 3
Press Convert. Everything happens on your device — no upload, no waiting in a queue.
- 4
Your AC3 downloads automatically. Converting several files? Grab them all as a ZIP.
MOV vs AC3
Only the sound is kept — the picture is dropped, so the AC3 file is far smaller than the MOV video.
| MOV | AC3 | |
|---|---|---|
| Full name | Apple QuickTime Movie | Dolby Digital (AC-3) |
| Type | Video | Audio |
| Compression | Lossy | Lossy |
| Developed by | Apple | Dolby Laboratories |
| Introduced | 1991 | 1991 |
| Plays on iPhone | ✓ Yes | ◐ Partly / with an app |
| Plays on Android | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Windows | ◐ Partly / with an app | ✓ Yes |
| Plays on Mac | ✓ Yes | ✓ Yes |
About MOV and AC3
MOV: MOV is Apple's QuickTime format and the default for videos recorded on iPhone. Recent iPhones record MOV files in HEVC (H.265), which many Windows PCs and older Android phones can't play.
AC3: AC3 is Dolby Digital surround sound, used on DVDs, Blu-rays and TV broadcasts. It supports up to 5.1 channels.
Frequently asked questions
How do I convert MOV to AC3 on my phone?
Will converting MOV to AC3 reduce quality?
Can I convert only part of the MOV?
Is this MOV to AC3 converter free?
Are my files uploaded to a server?
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