Convert MPG to AC3
Extract the audio from MPG 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 MPG to AC3
- 1
Tap Choose files and select one or more MPG 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.
MPG vs AC3
Only the sound is kept — the picture is dropped, so the AC3 file is far smaller than the MPG video.
| MPG | AC3 | |
|---|---|---|
| Full name | MPEG-1 / MPEG-2 Video | Dolby Digital (AC-3) |
| Type | Video | Audio |
| Compression | Lossy | Lossy |
| Developed by | MPEG | Dolby Laboratories |
| Introduced | 1993 | 1991 |
| Plays on iPhone | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Android | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ✓ Yes |
| Plays on Mac | ✓ Yes | ✓ Yes |
About MPG and AC3
MPG: MPG (MPEG) is the classic video format of VCDs, DVDs and older camcorders, playable on almost any DVD player.
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 MPG to AC3 on my phone?
Will converting MPG to AC3 reduce quality?
Can I convert only part of the MPG?
Is this MPG to AC3 converter free?
Are my files uploaded to a server?
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