Online PDF Compressor vs PDFOptim
| Online PDF Compressor | PDFOptim | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Web | Windows, macOS |
| Free plan | Yes | Yes |
| Maximum file size | 100 MB | — |
| Batch compression | No | Yes |
| Offline desktop app | No | Yes |
| API access | Yes | — |
| Supported platforms | web | macOS, iOS, Windows |
Both are listed in Best PDF Compression Software. On Samsung Mobile US Press, PDFOptim scores higher on our published basis.