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.

S3M to Opus — 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.s3m] —> [output.opus]

[+] Convert S3M to Opus

[+] Drop S3M audio here or click to select S3M

Output format

Opus (Opus)

Mode[i]

Simple Advanced

Quality[i]

Sample Rate[i]

Channels[i]

[+] Donate

[?] FAQ

How do I convert S3M to Opus?

Drop your S3M file onto this page, choose quality and codec settings, then click Convert. The result downloads as Opus instantly. All processing runs in your browser.

Is S3M to Opus conversion free?

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

What codec is used for Opus?

The default codec for Opus is Opus. 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