Updated Jul 25, 2026 · v5.0.6
Experience the refreshing feeling! Brain training through games!
The very refreshing brain trainer app. More than 1000K downloads! A fun way to train your brain and build up math skills. A recommended way to prevent dementia and Alzheimer's disease. Increasing popularity! Train your brain with HAMARU For those who like brain trainer, want to prevent brain aging and dementia. User-friendly brain trainer and brain teaser! Brain Test & Free Training Games! Offline & no WIFI
11 years on Google Play
This app isn't currently appearing in any tracked top charts.