Convert WMA to AC3
WMA is great for older Windows PCs and legacy media players, but AC3 is the better choice for home theatre and surround sound. Convert WMA to AC3 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 WMA to AC3
- 1
Tap Choose files and select one or more WMA 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.
WMA vs AC3
Both formats are lossy, so the audio is re-encoded once. Pick High quality to keep it as close to the original as possible, or Small for the smallest file.
| WMA | AC3 | |
|---|---|---|
| Full name | Windows Media Audio | Dolby Digital (AC-3) |
| Type | Audio | Audio |
| Compression | Lossy | Lossy |
| Developed by | Microsoft | Dolby Laboratories |
| Introduced | 1999 | 1991 |
| Plays on iPhone | ✕ No | ◐ Partly / with an app |
| Plays on Android | ◐ Partly / with an app | ◐ Partly / with an app |
| Plays on Windows | ✓ Yes | ✓ Yes |
| Plays on Mac | ✕ No | ✓ Yes |
About WMA and AC3
WMA: WMA is Microsoft's audio format, common on older Windows PCs, MP3 players and CD rips made with Windows Media 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 WMA to AC3 on my phone?
Will converting WMA to AC3 reduce quality?
Is this WMA to AC3 converter free?
Are my files uploaded to a server?
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