Reaction time trainer :RS – Masaharu Tsukamoto

Last updated on January 2nd, 2026 at 09:49 pm

Reaction time trainer :RS – Music Game Review

Reaction time trainer :RS Screenshot

Reaction time trainer :RS is a Music/Health & Fitness/Sports game from Masaharu Tsukamoto, first launched in 28th January 2017.
It’s rated 4+ and currently has 288+ ratings on the App Store.

What Makes Reaction time trainer :RS Stand Out

Maximize your performance with RapidShot.
A simple game that taps as many targets as possible in 30 seconds.
It is a training application which can be done anywhere for people who want to be stronger in games and sports.
Let's get to the competition by getting into the vacant time!

You can login to Game Center and join the ranking.

This Music game offers engaging gameplay and regular updates for mobile players.

Player Feedback

As a newer release, Reaction time trainer :RS is building its player community. Early feedback suggests .

Recent Updates & Development

Latest Update: 30th August 2025

Recent improvements include:
Fixed minor bugs.

Download & Availability

Reaction time trainer :RS is available through the official App Store for iOS devices.

Get Reaction time trainer :RS on App Store

Requirements: Requires iPhone 5s / iPad Air / iPad Air (Cellular) / iPad Mini 2 (Retina) / iPad Mini 2 (Retina, Cellular) / iPhone 6 / iPhone 6 Plus / iPad Air 2 / iPad Air 2 (Cellular) / iPad Mini 3 or later.

Compatible with iPhone and iPad devices.

Player Experience Highlights

Community Insight:

This is just astonishing, we have finally found a good mobile aim trainer and it helps our aim on mm2 roblox. 5 STARS.


If you want to not have ads then just turn on airplane mode, they all go away after. Otherwise quite fun.


It helps with hand eye coordination, and reaction.But its also so much fun to use we choose it over so many.


When a ad pops up it starts the game while the ad is playing, but overall a wonderful game.


We love this its really effective. Our high score 110!!! We love this.


This game or app is good but there are a lot of ads in it.


We liked the game and it worked fine before, but now there are so many ads and the game will not start, it just stays stuck on the Ready screen.


To many adds and its all in Chinese.


Thank you so much ive been looking for these types of trainers.


Best game to help us get better at PUBG mobile beside regular training.


Helps train reaction time. But please fix the game sometimes not working after watching an ad.


We mean games like these arent that popular but this game is pretty effective and simple.


We TAP ON BLACK SPOT BECAUSE THE CIRCLE THING THAT GOES AROUND THE OTHER CIRCLE DOES DISTRACT ME!!!!!AND THEN WHEN ME MESS UP IT DOES NOT DO THE SAME CIRLE BUT IT DOES A DIFENRENT CIRLCLE PATTERN!!!!!!! We AM SO MAD.


Any game with a fake reward when you watch a 30 second ad will get a 1 star, this proves they just want money.


Our score gets better every time and improves our reaction time.


Been looking for an app that lets us practice our reaction and hand eye coordination. Maybe some different game modes would be cool to see in an update.
User feedback from Apple App Store


App Details

  • Version: 1.6.29
  • Size: 8.44 MB
  • iOS: 15.6 or later
  • Languages: EN
  • Content Advisory:
  • Developer: Masaharu Tsukamoto

Last updated: 30th August 2025 | Genre: Music, Health & Fitness | Developer: Masaharu Tsukamoto

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