What image formats can I convert to?

You can convert to JPEG, PNG, WebP, GIF, BMP, TIFF, PNM, and AVIF.

Can I convert multiple images at once?

Yes. You can select multiple files and they will be converted and downloaded in batch.

What input formats are supported?

JPEG, PNG, WebP, GIF, BMP, TIFF, TGA, ICO, PNM, HDR, EXR, AVIF, HEIC, HEIF, SVG, PSD, CR2, NEF, and DNG.

M4A to UMX — Free Online Audio Converter

Q: How do you store my files?

We do not store any processed images.

Q: Is this tool free to use?

Yes, this converter is completely free.

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| convert [audio.m4a] —> [output.umx]

[+] Convert M4A to UMX

[+] Drop M4A audio here or click to select M4A

Output format

UMX (UMX)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

[+] Donate

[?] FAQ

How do I convert M4A to UMX?

Drop your M4A file onto this page, choose quality and codec settings, then click Convert. The result downloads as UMX instantly. All processing runs in your browser.

Is M4A to UMX conversion free?

Yes, this converter is completely free with no limits on file size or number of conversions.

What codec is used for UMX?

The default codec for UMX is UMX. You can change audio parameters in Advanced mode.

How do you store my files?

We do not store any processed audio. All conversion happens entirely in your browser using FFmpeg WASM.

Photo Converter