MP3 – MPEG-1 Audio Layer III
MP3 (MPEG-1 Audio Layer III) is a widely used audio format supported by this browser-based converter.
MP3 to M4A Converter
Choose an MP3 file to convert to an M4A file. Works completely in your browser. Free and no ads.
Select a file to convert
Drop your MP3 file here or choose one from your device
Private and Secure: Files never leave your device. Media conversion runs entirely in your browser.
Quick guide
About MP3 to M4A conversion
M4A – MPEG-4 Audio
M4A (MPEG-4 Audio) is a widely used audio format supported by this browser-based converter.
Free Resources
Free Audio and Video Transcription
Convert audio and video files to text in seconds. 3 free transcripts every day.
Convert Video Files to Text
Upload MP4, MOV, WebM, AVI. Download DOCX, TXT, SRT (subtitles).
Transcribe YouTube Videos
Convert YouTube videos to accurate text or subtitles. Just paste the YouTube link.
Quick guide
How to Convert MP3 to M4A
- 01
Choose your MP3 file
Select or drag your MP3 file from your device into the converter.
- 02
Convert to M4A
Choose M4A as the output format, then start the local browser conversion.
- 03
Download your M4A file
Save the finished M4A file to your device.
Powered by Whisper Web
Transcribe audio or video with Whisper Web
Transcribe audio and video to accurate text in seconds.
Frequently asked questions
How do I convert MP3 to M4A?
Choose your MP3 file, select M4A, and click Convert. When processing finishes, download the converted file.
Is this MP3 to M4A converter free?
Yes. This converter is free to use, with no account, subscription, or ads.
Are my MP3 files uploaded?
No. Conversion runs locally in your browser, so your media file stays on your device.
What happens when converting MP3 to M4A?
The converter re-encodes the selected audio and creates a file in M4A format.
Which browsers and devices support MP3 to M4A conversion?
The converter works in current desktop browsers on Windows, macOS, Linux, and ChromeOS. Performance depends on file size and device hardware.