Convert AMR to AAC
Free, fast and secure — convert AMR to AAC right in your browser.
AMR
AAC
Upgrade your AMR to a modern AAC
Converting AMR to AAC adopts a modern, highly efficient format that keeps quality high while cutting file size — a smart default for today’s web and apps.
How to convert AMR to AAC
- 1 Drop your AMR file into the converter above.
- 2 It is converted to AAC automatically — no settings to fiddle with.
- 3 Download your new AAC file instantly.
AMR vs AAC
| Feature | AMR | AAC |
|---|---|---|
| Compression | Lossy | Lossy |
| MIME type | audio/amr | audio/aac |
| Best for | Voice memos and phone recordings — converted to MP3 for wider playback. | Streaming and modern playback where quality-per-byte beats raw compatibility. |
About the formats
AMR
AMR voice audio
AMR is a speech-optimised audio format used for voice recordings and MMS on mobile phones. It makes tiny files for spoken word but is poor for music.
Strengths
- Tiny files for speech
- Made for voice recordings
- Common on phones
Limitations
- Poor quality for music
- Low bitrate only
- Limited app support
Best for: Voice memos and phone recordings — converted to MP3 for wider playback.
AAC
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.
Frequently asked questions
Upload your AMR file above and it is converted to AAC automatically. When it is ready, download your new AAC audio — the whole thing takes just a few seconds in your browser.
Converting AMR to AAC adopts a modern, highly efficient format that keeps quality high while cutting file size — a smart default for today’s web and apps.
Converting between compressed formats can introduce minor changes, but our converter keeps your AAC looking as close to the original as possible.
Yes. The converter is free to use, with no watermark and no sign-up required.
Your files are processed securely and are never shared with anyone.