Bulk AMR to AIFF Converter Online — Free HD Quality
Drag and drop your multiple AMR files into this 100% free online AMR to AIFF converter (.amr to .aiff), and click the Convert button to bulk convert them to AIFF format in HD quality. Use the quality slider to fine-tune your AIFF 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:Best AIFF to WAV converter online.
Drop your AMR files here to convert to AIFF, or click to browse
Converts .amr to AIFF (.aiff) in HD quality — bulk, free, no signup
Choose FilesAMR vs AIFF — File Format Comparison
See how AMR and AIFF compare across file extension, MIME type, compression, and feature support. Related:WMA to AIF converter - no registration.
| Feature | AMR | AIFF |
|---|---|---|
| File Extension | .amr | .aiff |
| MIME Type | audio/amr | audio/aiff |
| Compression Type | Lossy | Lossless |
| 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:Transform WMA to MP2.
- Compression: Lossy
- Tags & Metadata: Not supported
What Is AIFF Format?
Audio Interchange File Format — Apple's uncompressed audio standard functionally equivalent to WAV but preferred in professional Apple audio workflows and GarageBand projects.
- Compression: Lossless
- Tags & Metadata: Supported