PDF Bob vs Tungsten Power PDF
| PDF Bob | Tungsten Power PDF | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | $179/mo |
| Open source | No | No |
| Platforms | Web | Android, iOS, macOS, Web, Windows |
| Free plan | Yes | No |
| Annotation tools | Yes | Yes |
| PDF conversion | Yes | Yes |
| Supported platforms | web | Windows, macOS, iOS, Android, web browser, Chrome/Edge browser add-in and API |
| Text editing | — | Yes |
| OCR | — | Yes |
| Form creation | — | Yes |
Both are listed in Best PDF Editors. On Samsung Mobile US Press, Tungsten Power PDF scores higher on our published basis.