M4A to WAV Converter
Convert M4A to uncompressed WAV — the format required by most audio editing tools and professional workflows.
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Max file size: 200 MB
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Output formats shown are based on the file you upload — you may see additional options.
About M4A
M4A uses AAC encoding inside an MPEG-4 container. It is the default output format from iPhone voice memos, GarageBand audio exports, and Apple Music libraries. The AAC codec is lossy — some audio data was permanently discarded at the moment the M4A was created. That data cannot be recovered by any conversion.
About WAV
WAV stores audio as uncompressed PCM. No further data is discarded during the conversion — the AAC is decoded into raw samples and written as-is. Most professional audio software — DAWs, video editors, audio restoration tools — work natively with WAV and do not need to transcode it at import. The conversion makes the file substantially larger but accepted universally by any audio tool.
When to convert M4A to WAV
The primary use case is straightforward: you have a recording from an Apple device and you need to bring it into software that either does not support M4A or works better with WAV. Logic Pro, Ableton Live, DaVinci Resolve, Adobe Audition, and Audacity all accept WAV without any compatibility friction. Some video editors prefer WAV on the timeline to avoid decode overhead during playback. Sample pack creators typically require WAV submissions. The iPhone voice memo workflow is common: record on phone, airdrop the M4A to desktop, convert to WAV, open in your DAW. It is one extra step but it avoids any import weirdness in tools that are not AAC-native. Quality caveat: the WAV will sound exactly as good as the source M4A — no better. Converting a lossy format to WAV unpacks the samples but cannot restore what AAC discarded at recording time. If you want higher quality audio, you need to record at a higher bitrate from the start, or use a lossless recording format.
Frequently Asked Questions
Common questions about QuickAudioConvert.
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Last updated: March 1, 2025