Bulk AMR to ALAC Converter Online — Free HD Quality
Drag and drop your multiple AMR files into this 100% free online AMR to ALAC converter (.amr to .alac), and click the Convert button to bulk convert them to ALAC format in HD quality. Use the quality slider to fine-tune your ALAC 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:Easy PCM to WAV converter.
Drop your AMR files here to convert to ALAC, or click to browse
Converts .amr to ALAC (.alac) in HD quality — bulk, free, no signup
Choose FilesAMR vs ALAC — File Format Comparison
See how AMR and ALAC compare across file extension, MIME type, compression, and feature support. Related:Mass AMR to OPUS conversion.
| Feature | AMR | ALAC |
|---|---|---|
| File Extension | .amr | .alac |
| MIME Type | audio/amr | audio/mp4 |
| 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:WMA to WAVE conversion.
- Compression: Lossy
- Tags & Metadata: Not supported
What Is ALAC Format?
Apple Lossless Audio Codec — Apple's open-source lossless compression stored in an MP4 container, offering bit-perfect quality with 40–60% smaller files than AIFF; the native lossless format for Apple Music and iTunes.
- Compression: Lossless
- Tags & Metadata: Supported