Free online AMR-to-M4R converter — upload a AMR file and download a M4R. Fast, private, no signup.
Drop your AMR file into the converter above — we auto-detect the real format from its bytes, convert it, and give you a M4R to download. No software to install.
Yes. Convert AMR to M4R for free right in your browser, with no account needed to get started.
Your file is transferred over an encrypted connection and anonymous uploads are temporary. You can also view and strip metadata (location, device, author) before you download.
Adaptive Multi-Rate — speech codec used by phones; convert-from only. iPhone ringtone (AAC in an MPEG-4 container).
Convert AMR to: MP3 · WAV · FLAC · M4A · AAC · AC3 · AIFF · M4B · OGG · OPUS
Convert to M4R from: AAC · AC3 · AIFF · APE · FLAC · M4A · M4B · MP3 · OGG · OPUS