OptiLingo vs Satori Reader
| OptiLingo | Satori Reader | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | Yes | No |
| Paid from | $0.50/mo | $7.42/mo |
| Open source | No | No |
| Platforms | — | Web, iOS, Android |
| Free plan | No | Yes |
| Paid from | $5.99/mo | $9/mo |
| Offline lessons | No | Yes |
| Speech practice | Yes | — |
| Personalized review | Yes | Yes |
| Mobile apps | Yes | Yes |
| Languages offered | 20 | 1 |
Both are listed in Best Language Learning Apps. On Samsung Mobile US Press, Satori Reader scores higher on our published basis.