Bulk WAV to AMR Converter Online — Free HD Quality
Drag and drop your multiple WAV files into this free online WAV to AMR converter (.wav 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 — your original WAV files are removed from our servers right after.
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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
WAV vs AMR — File Format Comparison
| Feature | WAV | AMR |
|---|---|---|
| File Extension | .wav | .amr |
| MIME Type | audio/wav | audio/amr |
| Compression Type | Lossless | Lossy |
| Metadata Support | Yes | No |
What Is WAV Format?
Waveform Audio File Format — Microsoft and IBM's uncompressed PCM audio standard delivering bit-perfect quality for professional recording, mixing, and archival use.
- 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
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