Bulk M4A to M4R Converter Online — Free HD Quality
Drag and drop your multiple M4A files into this 100% free online M4A to M4R converter (.m4a to .m4r), and click the Convert button to bulk convert them to M4R format in HD quality. Use the quality slider to fine-tune your M4R output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original M4A files are removed from our servers right after. Also see:AAC to MP3 converter - no registration.
Drop your M4A files here to convert to M4R, or click to browse
Converts .m4a to M4R (.m4r) in HD quality — bulk, free, no signup
Choose FilesM4A vs M4R — File Format Comparison
See how M4A and M4R compare across file extension, MIME type, compression, and feature support. Related:Easy M4A to AIFF converter.
| Feature | M4A | M4R |
|---|---|---|
| File Extension | .m4a | .m4r |
| MIME Type | audio/mp4 | audio/mp4 |
| Compression Type | Lossy | Lossy |
| Metadata Support | Yes | Yes |
What Is M4A Format?
MPEG-4 Audio — AAC audio in an MP4 container, the standard format for Apple Music, iTunes purchases, and iPhone voice memos, offering better quality than MP3 at equivalent bitrates. See also:Bulk convert M4R to AIFF.
- Compression: Lossy
- Tags & Metadata: Supported
What Is M4R Format?
iPhone Ringtone — AAC audio in an MP4 container under 40 seconds, the format iTunes and iPhone use for custom ringtones; identical to M4A in encoding but recognised by iOS as a ringtone file. You might also need:OPUS to ALAC - free, no signup.
- Compression: Lossy
- Tags & Metadata: Supported