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Compress PGM Image Online - Free Tool.

Need Custom Conversion?

Processing runs in your browser. Output is .pgm. File size does not always go down (for example, already-optimised PNGs or JPEG→PNG). For a quality slider and byte-focused shrink without changing format logic here, use compress image.

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Max 50 MB · image/*

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Compress PGM Image Online - Free Tool.

Shrink PGM file size for faster page loads, email attachments, or app bundles—preview quality before you ship assets.

Smaller files

Reduce kilobytes for hero images and catalog thumbnails without a desktop pipeline.

Quality preview

Compare before/after so marketing signs off on compression.

Browser-based

No upload queue for unreleased campaign art when processing is local.

Repeatable

Run another pass if the CMS still complains about file size.

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