Bulk AIFF to AMR Converter Online — Free HD Quality
Drag and drop your multiple AIFF files into this 100% free online AIFF to AMR converter (.aiff to .amr), and click the Convert button to bulk convert them to AMR format in HD quality. Use the quality slider to fine-tune your AMR output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original AIFF files are removed from our servers right after. Also see:Export WAV as OPUS.
Drop your AIFF files here to convert to AMR, or click to browse
Converts .aiff to AMR (.amr) in HD quality — bulk, free, no signup
Choose FilesAIFF vs AMR — File Format Comparison
See how AIFF and AMR compare across file extension, MIME type, compression, and feature support. Related:Easy AIFF to OPUS converter.
| Feature | AIFF | AMR |
|---|---|---|
| File Extension | .aiff | .amr |
| MIME Type | audio/aiff | audio/amr |
| Compression Type | Lossless | Lossy |
| Metadata Support | Yes | No |
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. See also:Convert AIFF to MP2 free.
- Compression: Lossless
- Tags & Metadata: Supported
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.
- Compression: Lossy
- Tags & Metadata: Not supported