Bulk AIFC to M4R Converter Online — Free HD Quality
Drag and drop your multiple AIFC files into this 100% free online AIFC to M4R converter (.aifc 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 AIFC files are removed from our servers right after. Also see:WAV to M4R converter.
Drop your AIFC files here to convert to M4R, or click to browse
Converts .aifc to M4R (.m4r) in HD quality — bulk, free, no signup
Choose FilesAIFC vs M4R — File Format Comparison
See how AIFC and M4R compare across file extension, MIME type, compression, and feature support. Related:Batch AIFC to M4B converter.
| Feature | AIFC | M4R |
|---|---|---|
| File Extension | .aifc | .m4r |
| MIME Type | audio/x-aifc | audio/mp4 |
| Compression Type | Lossy | Lossy |
| Metadata Support | Yes | Yes |
What Is AIFC Format?
Compressed AIFF — an extension of AIFF that supports compressed audio codecs (SOWT, ulaw, alaw, MAC3) inside the AIFF container, used in legacy Apple and SGI audio workflows. See also:Turn AIFC into ALAC.
- 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.
- Compression: Lossy
- Tags & Metadata: Supported