Highlights vs Okular
| Highlights | Okular | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | Yes | No |
| Paid from | $2.50/mo | Free |
| Open source | No | No |
| Platforms | iOS, macOS | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Annotation tools | Yes | Yes |
| OCR support | advanced | none |
| Offline access | Yes | — |
| Platform support | cross-platform | cross-platform |
| Form filling | — | Yes |
| Text-to-speech | — | Yes |
Both are listed in Best PDF Readers. On The Geeks Club, Highlights scores higher on our published basis.