Best Reaction Timer Game

248+ iOS apps & games curated and reviewed

4.2 avg rating

20 free apps & games

Updated October 2026

The best reaction timer game on iPhone average 4.2★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Reaction Timer Game (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Reaction Timer Game	Free	4.2★ (71)	Yes	Yes	Sep 2026
2	On Time - Timer Game	Free	4.6★ (39)	Yes	Yes	Oct 2026
3	TimerBattle - Reflex Game	Free	—	Yes	Yes	Aug 2026
4	StopTime: Timer Reaction Game	Free	—	No	Yes	Oct 2026
5	ReactionTimeChecker	Free	1.0★ (1)	Yes	No	May 2026
6	Race Start: Reaction Test Time	Free	—	Yes	Yes	Sep 2026
7	Simple Reaction Timer	Free	—	Yes	No	May 2026
8	Reaction Speed Reflex Trainer	Free	4.6★ (1.4K)	Yes	Yes	Oct 2026

Top Picks for Reaction Timer Game

#1

Reaction Timer Game by Thomas Coomer

Think you're quick enough?

Editor's Choice

4.2(71 ratings)

FreeAdsIn-App Purchases

Reaction Timer Game screenshot 1

Reaction Timer Game screenshot 2

Reaction Timer Game screenshot 3

Reaction Timer Game screenshot 4

Test your reflexes with this game where the goal is to stop a timer exactly on zero. It features multiple difficulty levels and quick rounds, making it perfect for playing anytime, anywhere, even offline.

#2

On Time - Timer Game by Byung Hun Lee

Stopwatch Reaction Time Test

Strong Contender

4.6(39 ratings)

FreeAdsIn-App Purchases

On Time - Timer Game screenshot 1

On Time - Timer Game screenshot 2

On Time - Timer Game screenshot 3

On Time - Timer Game screenshot 4

Test your internal clock by stopping a timer at precisely 10 seconds. Compete globally with three distinct game modes and unlockable themes. It's a simple yet challenging game of timing and focus.

#3

TimerBattle - Reflex Game by Marcin Szeptun

Fast Reaction Time Training

Worth Considering

0.0(0 ratings)

FreeAdsIn-App Purchases

TimerBattle - Reflex Game screenshot 1

TimerBattle - Reflex Game screenshot 2

TimerBattle - Reflex Game screenshot 3

TimerBattle - Reflex Game screenshot 4

TimerBattle - Reflex Game screenshot 5

More Reaction Timer Game apps to explore

StopTime: Timer Reaction Game

StopTime: Timer Reaction Game

StopTime: Timer Reaction Game

Stop the stopwatch on target

ReactionTimeChecker

ReactionTimeChecker

ReactionTimeChecker

Test your reflexes by tapping a color-changing button as quickly as possible. Compete with others through online leaderboards and receive an evaluation of your performance.

Reaction time testingColor-changing button gameplayScore and evaluation display

Race Start: Reaction Test Time

Race Start: Reaction Test Time

Race Start: Reaction Test Time

Lights Speed & Reflex Trainer

Simple Reaction Timer

Simple Reaction Timer

Simple Reaction Timer

How fast can you react?

Reaction Speed Reflex Trainer

Reaction Speed Reflex Trainer

Reaction Speed Reflex Trainer

Train focus, speed & timing

Sharpen your reflexes and boost reaction speed with engaging game modes. Measure your reaction time to the millisecond, compete on global leaderboards, and track your progress. Ideal for improving focus, training reflexes, or simply for fun.

Reaction time measurementMultiple game modesGlobal leaderboards

free with in-app purchases

Reaction Time Recorder

Reaction Time Recorder

Reaction Time Recorder

by Ryan O'Connor

Measure your reaction speed by responding to color changes on screen. Compete with friends and family to see who has the fastest reflexes. Simply connect two devices on the same Wi-Fi network to begin.

Reaction time testingMulti-device connectivityWi-Fi network connection

DROP – Reaction Time Game

DROP – Reaction Time Game

DROP – Reaction Time Game

Test Your Speed & Reflexes

Reaction Master'S

Reaction Master'S

Reaction Master'S

Dominate Reaction Challenges

20 Seconds - Test your reaction time

20 Seconds - Test your reaction time

20 Seconds - Test your reaction time

by Asylum Square Interactive GmbH

Challenge yourself to react as quickly as possible within a 20-second time limit. This simple yet engaging game offers pure fun and a way to test your reflexes.

Test reaction speed20-second gameplayImprove reflexes

StopLight! Stop the Timer Game

StopLight! Stop the Timer Game

StopLight! Stop the Timer Game

Stopwatch challenge & imposter

Test your timing and precision in this challenging game where you stop a timer exactly on a target number. Compete solo, challenge friends in duels, or play a social deduction game as an imposter.

Blind timer stopping challengeSolo endless rounds1v1 duels (couch, bot, online)

Simple Reaction Time Test

Simple Reaction Time Test

Simple Reaction Time Test

by Brock Carpani

Test your reflexes with a simple tap-based game. The screen flashes colors before a green prompt appears, and you must tap as quickly as possible to record your reaction time. Share your best scores with friends.

Tap-based reaction testColor-changing promptsMillisecond timer

free with in-app purchases

Reaction Time: Test & Training

Reaction Time: Test & Training

Reaction Time: Test & Training

Reflex, Aim & CPS Games

Test Your Reactions

Test and improve your reaction times with this simple game. Tap the screen as quickly as possible when the lights turn green to measure your reflexes.

Measure reaction speedImprove reflexesSimple tap gameplay

Stop Timer Button Challenge

Stop Timer Button Challenge

Stop Timer Button Challenge

by Stolen Development AS

Driver Reaction Timer

Driver Reaction Timer

Driver Reaction Timer

Test your reaction time

Timer Challenge - Perfect Stop

Timer Challenge - Perfect Stop

Timer Challenge - Perfect Stop

Precision Reaction Timer Game

Reaction Speed Test - Prove it

Reaction Speed Test - Prove it

Reaction Speed Test - Prove it

Test your reaction speed.

FAQ about Reaction Timer Game

What is the best reaction timer game for iPhone?

Reaction Timer Game tops our reaction timer game ranking as of October 2026, with a 4.2-star average from 71 App Store ratings, and it's free to download.

Are there free reaction timer game for iPhone?

Yes — 20 of the top reaction timer game we rank are free to download, including Reaction Timer Game and On Time - Timer Game.

Does Reaction Timer Game have ads or in-app purchases?

Reaction Timer Game shows ads and offers in-app purchases, according to its App Store listing as of October 2026.

How many reaction timer game are on the App Store?

We track 248+ reaction timer game on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.