Compress SGI Image Online - Free Tool

Processing runs in your browser. Output is .sgi. 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.

or drop here · up to 500 MB

Max 50 MB · image/*

Preview (optional)

Your image appears here after you choose a file.

Ready

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.