脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ
脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ is #88 in Games › Family Free in Japan and charting in 1 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperHAMARU LLC
CategoryGames
PriceFree
Released
Rating★ 4.7 (11k)
Version1.9.49
Age rating4+
First seen by us
26 Sep 2026
Rating
4.7 ★
11k ratings
Measured
Best rank now
#88
Measured
脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ on the App Store
App details
App ID
936560269
Publisher
HAMARU LLC
Content rating
4+
脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where 脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
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.
In-app revenue
Worldwide, what users spend in 脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: In-app purchase-led
How 脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 3 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| Games › FamilyFree | #88 |
Apps near 脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ on the chart
Games › Family Free, around #88.
Ratings
App Store, worldwide.
Rating
4.7 ★
11k ratings
Measured
Ratings
11k
Measured
About 脳トレHAMARU 計算ゲームであたまが良くなる勉強アプリ
[HAMARU: Brain Games & Training]
Improve your brain effectively with HAMARU professional brain games.
Let's grow the performance of your brain.
We’ve received very good reviews from Japan’s major app review sites. Here are a few quotes:
AppBank
Your math calculation skills improve before you even know it. This happens while you solve problems
just to see the beautiful visual effects. It’s an innovative game that makes calculation fun.
iphone-girl
Hamaru is a math game with sparkly and bouncy visual effects. They look like fireworks and are very beautiful.
appmaga.net
The visual effects are reaaaally good!! Plus, the movements are awesome.
appget
It doesn’t feel like a brain training app. It has the lighting effects of a shooting game, and sense of
achievement of a puzzle game. This game has an extraordinary potential.
Hamaru is recommended for gamers of the following types: If you are not one of them, beware.
・You like simple, innovative games.
・You want to become a little smarter while enjoying a game.
・But you don’t really believe it can be that easy.
・You’re not great at doing math in your head, but you’d sure like an opportunity to get better.
・You have a child who’s bad with numbers but loves games.
・You like a beautiful, feel-good user interface!
・You like illumination and other things that sparkle and shine!
・You can't get over laser beams!!!!
.You want to quickly brush up your calculation skills in your spare time.
.You’re looking for an app to help prevent dementia.
.You are interested in words such as: brain training, numbers, math, addition, education, learning, calculation and self-improvement.
If you fit even one of these descriptions, why don't you skip the work of reading some long description, play it, and see for yourself? It is free, after all.
Powered by "CRI ADX2 (TM) LE". CRIWARE is a trademark of CRI Middleware Co., Ltd.
Improve your brain effectively with HAMARU professional brain games.
Let's grow the performance of your brain.
We’ve received very good reviews from Japan’s major app review sites. Here are a few quotes:
AppBank
Your math calculation skills improve before you even know it. This happens while you solve problems
just to see the beautiful visual effects. It’s an innovative game that makes calculation fun.
iphone-girl
Hamaru is a math game with sparkly and bouncy visual effects. They look like fireworks and are very beautiful.
appmaga.net
The visual effects are reaaaally good!! Plus, the movements are awesome.
appget
It doesn’t feel like a brain training app. It has the lighting effects of a shooting game, and sense of
achievement of a puzzle game. This game has an extraordinary potential.
Hamaru is recommended for gamers of the following types: If you are not one of them, beware.
・You like simple, innovative games.
・You want to become a little smarter while enjoying a game.
・But you don’t really believe it can be that easy.
・You’re not great at doing math in your head, but you’d sure like an opportunity to get better.
・You have a child who’s bad with numbers but loves games.
・You like a beautiful, feel-good user interface!
・You like illumination and other things that sparkle and shine!
・You can't get over laser beams!!!!
.You want to quickly brush up your calculation skills in your spare time.
.You’re looking for an app to help prevent dementia.
.You are interested in words such as: brain training, numbers, math, addition, education, learning, calculation and self-improvement.
If you fit even one of these descriptions, why don't you skip the work of reading some long description, play it, and see for yourself? It is free, after all.
Powered by "CRI ADX2 (TM) LE". CRIWARE is a trademark of CRI Middleware Co., Ltd.
Latest updates
1.9.49
Fixed a fatal bug.