Mental arithmetic (Math) Android
Mental arithmetic (Math) is #113 in Games › Educational Free on Google Play in Japan and charting in 3 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperHiza Games
CategoryGames › Educational
PriceFree
Released
Installs1M+
Rating★ 4.5 (25k)
Updated
Content ratingEveryone
Rating
4.5 ★
25k ratings
Measured
Best rank now
#113
Games › Educational FreeMeasured
Mental arithmetic (Math) on Google Play
App details
App ID
com.hiza.pj009.main
Publisher
Hiza Games
Content rating
Everyone
Mental arithmetic (Math) downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How Mental arithmetic (Math) makes money: subscriptions, one-off purchases and ads.
Ads
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Japan | Games › EducationalFree | #113 |
 South Korea | Games › EducationalFree | #195 |
 France | Games › EducationalFree | #182 |
Apps near Mental arithmetic (Math) on the chart
Games › Educational Free, around #113.
Ratings
Google Play, worldwide.
Rating
4.5 ★
25k ratings
Measured
Ratings
25k
Measured
Written reviews
109
Measured
About Mental arithmetic (Math)
■ Brain Training Apps
Activate the brain through mental arithmetic with brain training apps.
Begin mental gymnastics once a day!
■ Application Features
Have a great time playing with family and friends.
Play with a difficulty that matches your level.
Compete for the best time in the world rankings.
Become skilled at arithmetic, useful for your mathematical studies.
You can also play offline.
Increase your ability to concentrate through brain activation.
Activate the brain through mental arithmetic with brain training apps.
Begin mental gymnastics once a day!
■ Application Features
Have a great time playing with family and friends.
Play with a difficulty that matches your level.
Compete for the best time in the world rankings.
Become skilled at arithmetic, useful for your mathematical studies.
You can also play offline.
Increase your ability to concentrate through brain activation.