MozJPEG vs Optimole
| MozJPEG | Optimole | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, Linux, macOS, self-hosted, Windows | Web |
| Free plan | Yes | Yes |
| Compression modes | both | AI-powered auto scaling and adaptive quality based on device and connection |
| API access | Yes | Yes |
| Supported formats | PPM, PGM, BMP, GIF, Targa | WebP, AVIF |
| Metadata controls | Yes | — |
| Image resizing | — | Yes |
Both are listed in Best Image Compression Software. On Freedom251, Optimole scores higher on our published basis.