Convert AVI to AAC
Free, fast and secure — convert AVI to AAC right in your browser.
Pull the audio out of your AVI as AAC
Converting AVI to AAC extracts a clean audio track from your video, giving you a compact AAC audio you can play, share or add to a playlist without the video.
How to convert AVI to AAC
- 1 Drop your AVI file into the converter above.
- 2 It is converted to AAC automatically — no settings to fiddle with.
- 3 Download your new AAC file instantly.
AVI vs AAC
| Feature | AVI | AAC |
|---|---|---|
| Compression | Lossy | Lossy |
| Transparency | No | No |
| Animation | Yes | No |
| MIME type | video/x-msvideo | audio/aac |
| Best for | Legacy desktop video — usually converted to MP4 for sharing and streaming. | Streaming and modern playback where quality-per-byte beats raw compatibility. |
About the formats
AVI video
AVI is a long-standing Microsoft container. It is widely readable on desktops and can store high-quality video, but its files are large and it lacks modern streaming features.
Strengths
- Broad desktop compatibility
- Simple, well-understood format
- Can hold high-quality video
Limitations
- Large file sizes
- No modern streaming features
- Weak mobile/browser support
Best for: Legacy desktop video — usually converted to MP4 for sharing and streaming.
AAC audio
AAC is the successor to MP3, offering better sound at the same bitrate. It is the standard for streaming services, YouTube and Apple devices.
Strengths
- Better quality than MP3 at equal size
- Standard for streaming platforms
- Wide modern-device support
Limitations
- Lossy compression
- Slightly less universal than MP3
- No lossless mode
Best for: Streaming and modern playback where quality-per-byte beats raw compatibility.