ImageOptim vs pngcrush
| ImageOptim | pngcrush | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | $12/mo | Free |
| Open source | No | No |
| Platforms | api | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Paid from | $12/mo | — |
| Compression modes | both | lossless |
| Batch processing | Yes | Yes |
| API access | Yes | No |
| Max upload size | 50 MB | — |
| Image resizing | Yes | No |
| Supported formats | JPEG, PNG, SVG, GIF | PNG |
| Metadata controls | Yes | Yes |
Both are listed in Best Image Compression Software. On Samsung Mobile US Press, ImageOptim scores higher on our published basis.