3GP to M4R
Convert 3GP files to M4R online for free. Fast, secure, and no installation required. Best 3GP to M4R tool.
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Best in class algorithms for M4R conversion.
What is 3GP?
3rd Generation Partnership Project
3GP is a multimedia container format defined for 3G UMTS multimedia services. It was designed to decrease storage and bandwidth requirements for mobile phones. While rarely used on modern smartphones, it is still common on legacy mobile devices.
- Optimized for old mobile phones
- Very small file size
- Low bandwidth usage
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