# Reaction Time Test - RTT

> Reflex Test

Canonical page: [https://chrome-stats.com/d/id1669730948](https://chrome-stats.com/d/id1669730948)

## Overview

- **ID:** `id1669730948`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Ryouhei Azuma
- **Category:** Sports
- **Version:** 2.4
- **Last updated:** 2026-07-15
- **First published:** 2023-02-04
- **Size:** 13 MB
- **Data as of:** 2026-09-21
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/reaction-time-test-rtt/id1669730948)
- **Website:** [https://razuma.jp/](https://razuma.jp/)
- **Privacy policy:** [https://razuma.jp/privacy.html](https://razuma.jp/privacy.html)

## Description

An app for reaction speed, reflex testing and training

Touch the screen when a red square appears

Displays rank according to reaction speed

Practicing every day may also be a training of reflexes

It can also be used as a training for concentration.

Recommended for those who are playing games such as FPS

## Rankings

- #1,393,629 — Overall

## Similar extensions and apps

- [Reaction Time Test Pro - RTTP](https://chrome-stats.com/d/id6645736396) — 2.00 / 5
- [Reaction Time Training - RTap](https://chrome-stats.com/d/id6560115310) — 4.70 / 5
- [Reaction Speed Reflex Trainer](https://chrome-stats.com/d/id1250540980) — 4.60 / 5
- [Reaction Time: Reflex Test](https://chrome-stats.com/d/id6745342676)
- [Simple Reaction Time Training](https://chrome-stats.com/d/id6771416183)
- [Reaction Time Game - Tap React](https://chrome-stats.com/d/id6740815276) — 3.00 / 5
- [Reaction Time: Test & Training](https://chrome-stats.com/d/id6544800564)
- [Reaction Time Challenge](https://chrome-stats.com/d/id1499948946)
- [Reaction Time Test: Reflex](https://chrome-stats.com/d/id6765722492)
- [Reaction Time & Reflex: Reactz](https://chrome-stats.com/d/id6744872876) — 4.80 / 5
- [ReflexTap Reaction Trainer](https://chrome-stats.com/d/id6776341626)
- [Reaction Time - Reflex Game](https://chrome-stats.com/d/id6736920713) — 5.00 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id1669730948)