Convert M4A to MP3.
Turn Apple/AAC .m4a audio (voice memos, music, podcasts) into universally-playable MP3. Then transcribe it with TranscriptAI.
How it works
- 01
Add your M4A
Drop one or many files, or click to browse. Private by default.
- 02
Convert with a local engine
M4A becomes MP3 using a best-in-class open engine — no paid API in the loop.
- 03
Download or transcribe
Grab your MP3 (or a zip of many), or send it to TranscriptAI for a transcript and notes.
Best available engine, honest about limits
Private uploads, auto-deleted after 1 hour
Batch convert many at once, download as a zip
No watermark, no signup to try
Transcript-ready output
Direct handoff to TranscriptAI
Your file is ready. Want to do more with it?
Open this file in TranscriptAI to generate a transcript, summary, structured notes, flashcards, quiz questions or action items — automatically.
Common questions
Is it free?+
Yes — convert M4A to MP3 free, with no signup.
Is my file private?+
Uploads go to a private bucket, are converted, and auto-delete after 1 hour.
Will quality hold up?+
Faithful high-bitrate audio.
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