How to convert AU to AC3
- 1
Add your AU files
Drag and drop AU files onto the converter, paste them, or click to browse. You can add several at once.
- 2
Choose AC3
AC3 is already selected. Open Options if you want to change quality, size or metadata.
- 3
Convert
Click Convert. Your files are converted right in your browser in seconds.
- 4
Download your AC3
Download each AC3 file, or everything at once as a ZIP.
AU vs AC3
From
AU · Sun Audio
AU is a simple audio format introduced by Sun Microsystems, common on early Unix systems and Java.
- Type
- Audio
- Extension
- .au
- MIME
- audio/basic
- Best for
- legacy Unix and Java applications
Legacy format
All AU conversions →To
AC3 · Dolby Digital
AC3 (Dolby Digital) is the surround-sound audio format used on DVDs, Blu-rays and TV broadcasts.
- Type
- Audio
- Extension
- .ac3
- MIME
- audio/ac3
- Best for
- 5.1 surround soundtracks
Lossy compression
All AC3 conversions →Need it the other way around? Convert AC3 to AU.
Related conversions
- AC3 to AU
- AU to MP3
- MP3 to AC3
- AU to WAV
- MP4 to AC3
- AU to M4A
- WAV to AC3
- AU to FLAC
- MOV to AC3
- AU to AAC
- M4A to AC3
- AU to OGG
Convert AU to other formats
AU to AC3: frequently asked questions
Free, private and in your browser
Convert AU to AC3 in seconds.
No sign-up, no watermarks, no waiting in line. Drop a file and get it back in the format you need.
- Most conversions never leave your device
- Cloud files deleted automatically
- No watermarks