M4R to M4A
Convert M4R files to M4A online for free. Fast, secure, and no installation required. Best M4R to M4A tool.
Select M4R 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 M4A conversion.
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
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