Convert AMR to AAC Online
Need AAC instead of AMR? This free converter changes AMR files into AAC in seconds, right in your browser.
How to convert AMR to AAC
- Upload your AMR file. Drag it onto the box above or click to browse. Files up to 200 MB are accepted.
- Choose AAC as the output. The target format is pre-selected on this page — just press “Convert now”.
- Download the result. Conversion runs on our own server and the download starts as soon as it is ready. Your files are deleted automatically.
Why convert AMR to AAC?
People convert AMR to AAC mainly for compatibility. Speech only; convert to MP3/AAC for listening. AAC, by contrast, is built for streaming, mobile audio, iTunes/Apple Music, and excellent support across phones, browsers and streaming platforms.
AMR vs AAC: key differences
| AMR | AAC | |
|---|---|---|
| File type | lossy | lossy |
| Typical use | legacy voice memos, mobile recordings | streaming, mobile audio, iTunes/Apple Music |
| Compatibility | Speech only; convert to MP3/AAC for listening. | Excellent support across phones, browsers and streaming platforms. |
Tips for a clean AMR to AAC conversion
- Speech only; convert to MP3/AAC for listening.
- Use the highest-quality source AMR you have — converting a compressed file again cannot restore lost detail.
- If you only need a smaller file, try a lower resolution or bitrate instead of a different format.
- Keep the original AMR until you have checked the converted AAC opens the way you expect.
Frequently asked questions
How do I convert AMR to AAC?
Upload your AMR file to the converter on this page, make sure AAC is selected as the output format and click “Convert now”. When the conversion finishes the download starts automatically.
Is this AMR to AAC converter free?
Yes — it is completely free and needs no account. Files up to 200 MB are accepted, and heavy use is rate-limited so the service stays available for everyone.
Will converting AMR to AAC reduce quality?
AAC uses lossy compression, so the converted file is re-encoded. Quality loss is minimal at sensible settings, but keep the original AMR if you may need to convert again later.
What is a AMR file?
AMR is a speech-optimised codec used by older mobile phones for voice recordings. Its technical name is Adaptive Multi-Rate and it is typically used for legacy voice memos, mobile recordings.
What is a AAC file?
AAC is the modern successor to MP3, delivering better quality at the same bitrate. Its technical name is Advanced Audio Coding and it is typically used for streaming, mobile audio, iTunes/Apple Music.
Can I convert AMR to AAC on my phone?
Yes. The converter runs in the browser on Android, iOS, Windows, macOS and Linux — no app installation is required.
Are my files kept on the server?
No. Uploaded files and converted results are deleted automatically a short time after the conversion finishes.