M4A to M4R
Convert M4A files to M4R online for free. Fast, secure, and no installation required. Best M4A to M4R tool.
Select M4A File
Process locally in your browser. 100% Private.
Fast & Free
Convert your files in seconds. No limitations, no watermarks.
Secure
Files never leave your device. All processing happens in your browser.
High Quality
Best in class algorithms for M4R conversion.
What is M4A?
MPEG-4 Audio
M4A is a file extension for an audio file encoded with advanced audio coding (AAC) which is a lossy compression. It is widely used by Apple iTunes and is generally considered the successor to MP3.
- Default Apple format
- High quality
- Chapter support
What is M4R?
iPhone Ringtone
M4R files are essentially renamed M4A (AAC) files used specifically as ringtones on the iPhone. They are limited to 40 seconds in length and use AAC encoding.
- iPhone ringtone
- AAC encoded
- 40s limit