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Free Compressor.io alternative for image compression. Compress PNG, JPG, WebP, and more in your browser with adjustable quality and batch processing.
Batch processing — Compressor.io only handles one file at a time
Adjustable quality slider for fine-tuned compression
More output formats including WebP and AVIF conversion
Files stay in your browser, not uploaded to external servers
120+ additional tools beyond image compression
All free, all browser-based, no uploads required.
| Feature | OnlineTools4Free | Compressor.io |
|---|---|---|
| Privacy (client-side) | ||
| Price | 100% Free | Freemium |
| Account Required | ||
| File Upload to Server | ||
| Usage Limits | ||
| Ads | ||
| Total Tools | 120+ | Limited |
No account, no uploads, no limits. 120+ tools that work directly in your browser.
Get Started Free