Bulk AMR to AIFC Converter Online — Free HD Quality
Drag and drop your multiple AMR files into this 100% free online AMR to AIFC converter (.amr to .aifc), and click the Convert button to bulk convert them to AIFC format in HD quality. Use the quality slider to fine-tune your AIFC output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original AMR files are removed from our servers right after. Also see:Turn M4P into WAV.
Drop your AMR files here to convert to AIFC, or click to browse
Converts .amr to AIFC (.aifc) in HD quality — bulk, free, no signup
Choose FilesAMR vs AIFC — File Format Comparison
See how AMR and AIFC compare across file extension, MIME type, compression, and feature support. Related:Free AMR to AIF converter.
| Feature | AMR | AIFC |
|---|---|---|
| File Extension | .amr | .aifc |
| MIME Type | audio/amr | audio/x-aifc |
| Compression Type | Lossy | Lossy |
| Metadata Support | No | Yes |
What Is AMR Format?
Adaptive Multi-Rate — the standard voice codec for GSM and UMTS mobile networks, used in phone call recordings and voice messages; delivers compact files optimised for speech at 8 kHz. See also:Convert AMR to CAF.
- Compression: Lossy
- Tags & Metadata: Not supported
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.
- Compression: Lossy
- Tags & Metadata: Supported