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CompressIO
Compress, convert, crop, resize, and rotate images — 100% in your browser.
★ 4.5
Our hands-on rating
✓ Pros
- ✓100% browser-based, files never uploaded
- ✓Compress to exact sizes (100KB–2MB)
- ✓HEIC/AVIF to JPG/PNG/WebP conversion
- ✓Free, no sign-up, no watermark
✗ Cons
- ✗No AI background removal or advanced editing
- ✗Very large files can be slow in browser
Personal hands-on rating (2026-08). Great privacy posture and target-size compression.
Best for
Users who want private, no-upload image compression and conversion.
Not for
Users needing AI-powered background removal or advanced retouching.
Compare CompressIO
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