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Bulk M4A to WAV Converter Online — Free HD Quality

Drag and drop your multiple M4A files into this free online M4A to WAV converter (.m4a to .wav), and click the Convert button to bulk convert them to WAV format in HD quality. Use the quality slider to fine-tune your WAV output, then download your converted files one by one or as a single ZIP — your original M4A files are removed from our servers right after.

To:
85%

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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more

Max 100MB per file

M4A vs WAV — File Format Comparison

Feature M4A WAV
File Extension .m4a .wav
MIME Type audio/mp4 audio/wav
Compression Type Lossy Lossless
Metadata Support Yes Yes

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.

  • Compression: Lossy
  • Tags & Metadata: Supported

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

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