Compress images locally in your browser
Reduce JPEG, PNG, WebP, and AVIF file size with local WASM codecs — quality control, optional resize, and side-by-side preview. No upload.
Private image compression
SnipSize runs image codecs in your browser. Drop a photo, pick an export format (WebP, AVIF, JPEG, or PNG), adjust quality when available, optionally resize, then compare the result before downloading.
What you can control
- Quality slider for lossy formats
- Export format suited for web or transparency needs
- Resize by percent or target width
- Live split-view comparison
Also see video compression and the usage guide.