MP3 to M4A Online
Free MP3 to M4A converter — no signup, no watermark. Upload your file and download the result in seconds. Files are deleted automatically after conversion.
Drop your files here or browse local directory
Up to 150 MB per file · 1 file at a time · 56 formats
Vectorization Settings
Controls how your image is converted to vectors
Better source = better vectors
Upscales your image before vectorization for sharper, cleaner results. Takes a few extra minutes.
Image Type
Output Detail
Auto = smooth curves with fewer nodes. High = more detail, more nodes.
Color Count
Fewer colors = fewer objects. Best for logos. Auto lets the engine decide.
Remove Background
Auto-detect and remove background color
Black & White Mode
Ideal for stamps, signatures, ink drawings
MP3
— MPEG-1 Audio Layer IIIMP3 is the most widely used audio format, offering small file sizes with good sound quality. Supported by virtually every device and media player.
All MP3 conversionsM4A
— MPEG-4 AudioM4A is Apple's preferred audio container, typically holding AAC-encoded audio. The default format for iTunes and Apple Music downloads.
All M4A conversionsOther MP3 conversions
Other formats to M4A
How to convert MP3 to M4A
Upload your MP3 file
Click the upload area or drag and drop your MP3 file. Files up to 150 MB are supported.
Convert to M4A
M4A is pre-selected as the output. Click Convert — most files finish in under 30 seconds.
Download your M4A file
Your converted M4A file is ready instantly. Files are automatically deleted after 3 hours for your privacy.