Convert MP3 to M4A
Free, instant, and secure online converter. Upload your .mp3 file and receive a crisp .m4a result in seconds.
Need the opposite conversion? Convert M4A to MP3 →
How to convert MP3 to M4A
Upload Your File
Click the upload zone or drag and drop your .mp3 file anywhere on the area.
Start Converting
Hit Convert and our server will process your file instantly with high fidelity preservation.
Download Result
Your .m4a file is ready in seconds! Click download. Files auto-delete in 6 hours.
MP3 vs M4A: Comparison
| Attribute | MP3 (.MP3) | M4A (.M4A) |
|---|---|---|
| Category | audio | audio |
| MIME Type | audio/mpeg | audio/mp4 |
| Description | MP3 is the world's most popular compressed audio format, balancing small size with good quality. | M4A is an audio-only MPEG-4 file format commonly used for music downloads and voice memos. |
About These Formats
About MP3 files
MP3 is the world's most popular compressed audio format, balancing small size with good quality.
About M4A files
M4A is an audio-only MPEG-4 file format commonly used for music downloads and voice memos.
Frequently Asked Questions
How do I convert MP3 to M4A?
Upload your .mp3 file using the box above, or drag and drop it in. We'll automatically convert it to .m4a format — just click download when it's ready.
Is it free to convert MP3 to M4A?
Yes. Converting MP3 to M4A is completely free, with no watermarks, no signup, and no limit on how many files you convert.
Is it safe to convert files here?
Yes. Files are processed securely and automatically deleted from our servers a few hours after conversion. We never share or view the contents of your files.
What is a mp3 file?
MP3 is the world's most popular compressed audio format, balancing small size with good quality.
What is a m4a file?
M4A is an audio-only MPEG-4 file format commonly used for music downloads and voice memos.