Ostrol vs Photomath
| Ostrol | Photomath | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | $5.83/mo |
| Open source | No | No |
| Platforms | Web | Android, iOS |
| Free plan | Yes | Yes |
| Photo input | Yes | Yes |
| Step-by-step explanations | Yes | Yes |
| Subject coverage | broad | broad |
| Platform coverage | web | mobile |
| Paid from | — | 9.99 /mo |
| Handwriting input | — | Yes |
Both are listed in Best Math Solver Apps. On Samsung Mobile US Press, Photomath scores higher on our published basis.