M4A to WMA Converter
Convert M4A files to WMA in seconds, right in your browser. Drop in one file or a whole folder, pick your quality settings and download - nothing is uploaded to a server.
Drop M4A files here
MP3, WAV, FLAC, M4A, OGG, OPUS, AAC, AIFF, WMA, AMR, MP4, MOV & more · Processed on your device - nothing is uploaded
How to convert M4A to WMA
- Click "Choose files" or drag your M4A files onto the page.
- Make sure "WMA" is selected as the output format (192 kbps is a good default).
- Optionally click Edit to trim, adjust volume or add effects.
- Click Convert, then Download your WMA files.
Why convert M4A to WMA?
WMA may be better supported by your device or app. To keep quality, choose a bitrate equal to or higher than the original M4A.
WMA is best for older Windows Media Player setups and legacy hardware. Windows, Windows Media Player, some car stereos. Poor support on Apple and browsers.
Will I lose quality?
Converting between two lossy formats re-encodes the audio, which can add a small amount of loss. Use a bitrate at least as high as the original (192 kbps or more) to keep it transparent.
M4A vs WMA
| M4A | WMA | |
|---|---|---|
| Full name | MPEG-4 Audio (AAC) | Windows Media Audio |
| Type | lossy | lossy |
| Best for | iPhone, iTunes/Apple Music, YouTube uploads and efficient music storage | older Windows Media Player setups and legacy hardware |
| Typical size | ~1.4 MB at 192 kbps per minute | ~1.4 MB at 192 kbps per minute |
| Compatibility | Excellent on Apple devices, Android, Windows, browsers and most modern players. | Windows, Windows Media Player, some car stereos. Poor support on Apple and browsers. |
| Developed by | MPEG / Apple (2001) | Microsoft (1999) |
M4A to WMA: questions
How do I convert M4A to WMA?
Open this page, add your M4A file, make sure WMA is selected as the output format and click Convert. Your WMA file is ready to download in seconds.
Will converting M4A to WMA lose quality?
Converting between two lossy formats re-encodes the audio, which can add a small amount of loss. Use a bitrate at least as high as the original (192 kbps or more) to keep it transparent.
Is this M4A to WMA converter free and safe?
Yes. It's free with no watermark or sign-up. Files are processed locally in your browser, so your audio is never uploaded or stored on our servers.
Can I convert many M4A files to WMA at once?
Yes - add up to 5 files at a time on the free plan (unlimited with Pro), convert them all with one click and download them as a ZIP.
What is the difference between M4A and WMA?
M4A (MPEG-4 Audio (AAC)) is a compressed (lossy) format, aAC audio in an MPEG-4 container. Better quality than MP3 at the same bitrate and the native format of Apple Music and iTunes. WMA (Windows Media Audio) is a compressed (lossy) format: microsoft's legacy lossy format, still used by older Windows software and devices.
Does it work on Mac, Windows, iPhone and Android?
Yes. The M4A to WMA converter runs in any modern browser - Chrome, Safari, Edge or Firefox - on desktop and mobile. No software to install.