Bulk WAV to M4A Converter Online — Free HD Quality
Drag and drop your multiple WAV files into this 100% free online WAV to M4A converter (.wav to .m4a), and click the Convert button to bulk convert them to M4A format in HD quality. Use the quality slider to fine-tune your M4A output, then download your converted files one by one or as a single ZIP — no signup and no downloads needed, and your original WAV files are removed from our servers right after. Also see:Convert WAV to MP3 free.
Drop your WAV files here to convert to M4A, or click to browse
Converts .wav to M4A (.m4a) in HD quality — bulk, free, no signup
Choose FilesWAV vs M4A — File Format Comparison
See how WAV and M4A compare across file extension, MIME type, compression, and feature support. Related:Convert OGA to MP3 free.
| Feature | WAV | M4A |
|---|---|---|
| File Extension | .wav | .m4a |
| MIME Type | audio/wav | audio/mp4 |
| Compression Type | Lossless | Lossy |
| Metadata Support | Yes | Yes |
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. See also:Free online OPUS to WAV tool.
- Compression: Lossless
- Tags & Metadata: Supported
What Is M4A Format?
MPEG-4 Audio — AAC audio in an MP4 container, the standard format for Apple Music, iTunes purchases, and iPhone voice memos, offering better quality than MP3 at equivalent bitrates. You might also need:Get M4B from WMA.
- Compression: Lossy
- Tags & Metadata: Supported