99math vs Synthesis Tutor
| 99math | Synthesis Tutor | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | Yes |
| Paid from | Free | $2.08/mo |
| Open source | No | No |
| Platforms | Android, iOS, Web | iOS, Web |
| Free plan | Yes | Yes |
| Adaptive learning | Yes | — |
| Gamified practice | Yes | — |
| Parent reporting | Yes | — |
| Supported platforms | web, ios, android | — |
| Learner level | elementary | — |
| Paid from | — | $29/mo |
Both are listed in Best Math Learning Apps. On Freedom251, 99math scores higher on our published basis.