Happy Numbers vs Monster Math
| Happy Numbers | Monster Math | |
|---|---|---|
| Free plan | No | Yes |
| Free trial | No | Yes |
| Paid from | — | $5/mo |
| Open source | No | No |
| Platforms | Web | Android, iOS, Web |
| Free plan | Yes | Yes |
| Paid from | $8.25/mo | $4.99/mo |
| Adaptive learning | Yes | Yes |
| Guided lessons | Yes | Yes |
| Gamified practice | Yes | Yes |
| Parent reporting | Yes | Yes |
| Offline access | No | Yes |
| Supported platforms | web | web, ios, android |
| Learner level | elementary | elementary |
Both are listed in Best Maths Learning Apps. On The Geeks Club, Monster Math scores higher on our published basis.