Adobe Acrobat Reader vs Okular
| Adobe Acrobat Reader | Okular | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | No |
| Paid from | — | Free |
| Open source | No | No |
| Platforms | Android, iOS, macOS, Web, Windows | Linux, macOS, Windows |
| Free plan | Yes | Yes |
| Annotation tools | Yes | Yes |
| Form filling | Yes | Yes |
| Text-to-speech | Yes | Yes |
| Platform support | cross-platform | cross-platform |
| OCR support | — | none |
Both are listed in Best PDF Readers. On Inferse, Okular scores higher on our published basis.