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Best Reaction Time Tester Apps & Games

247+ iOS apps & games curated and reviewed

4.0 avg rating
19 free apps & games
Updated October 2026

Every iPhone needs a few good reaction time tester apps and games. We benchmark 247+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Reaction Time Tester Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Reaction Time Test - How fast?Reaction Time Test - How fast?Free4.5★ (73)YesNoOct 2026
2Reaction Speed Reflex TrainerReaction Speed Reflex TrainerFree4.6★ (1.4K)YesYesOct 2026
3Instinct: Reaction Time TestsInstinct: Reaction Time TestsFree5.0★ (3)NoNoOct 2026
4Reaction Time: Reflex TestReaction Time: Reflex TestFree—NoYesAug 2026
5Reaction Time Test: MillisReaction Time Test: MillisFree—NoNoSep 2026
6Reaction Time Test - ReflexReaction Time Test - ReflexFree—YesYesJun 2026
7Reaction Speed Test - Prove itReaction Speed Test - Prove itFree—YesNoAug 2026
8Reaction Time Test - RTTReaction Time Test - RTTFree—YesNoOct 2026

Top Picks for Reaction Time Tester

Reaction Speed Reflex Trainer#2

Reaction Speed Reflex Trainer by Vicki Partridge

Train focus, speed & timing
Strong Contender
🎮 Games
4.6😞(1.4K ratings)
FreeAdsIn-App Purchases
Reaction Speed Reflex Trainer screenshot 1
Reaction Speed Reflex Trainer screenshot 2
Reaction Speed Reflex Trainer screenshot 3
Reaction Speed Reflex Trainer screenshot 4
Reaction Speed Reflex Trainer screenshot 5

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.

What We Love

  • 🚀 Helps improve reaction time
  • 👍 Simple and straightforward
  • 👍 Clean interface
  • 👍 Useful for athletes and gamers

Room to Improve

  • 🐛 Inaccurate timing and reaction time tracking
  • 🔍 Excessive ads that interfere with gameplay
  • 💰 Paid subscription required for full features
  • 🐛 Crashes and bugs after purchasing ad-free version
Instinct: Reaction Time Tests#3

Instinct: Reaction Time Tests by Jasper Cheyney

Sharpen your senses
Worth Considering
💪 Health & Fitness
5.0(3 ratings)
Free
Instinct: Reaction Time Tests screenshot 1
Instinct: Reaction Time Tests screenshot 2
Instinct: Reaction Time Tests screenshot 3
Instinct: Reaction Time Tests screenshot 4
Instinct: Reaction Time Tests screenshot 5
Instinct: Reaction Time Tests screenshot 6

Enhance your reaction time, reflexes, and cognitive speed with engaging, fast-paced games. Track your progress with detailed graphs, compete with friends on global leaderboards, and unlock achievements. Designed for quick daily mental agility training.

More Reaction Time Tester apps to explore

FAQ about Reaction Time Tester

What are the best reaction time tester apps & games for iPhone?
Reaction Time Test - How fast? tops our reaction time tester apps & games ranking as of October 2026, with a 4.5-star average from 73 App Store ratings, and it's free to download.
Yes — 19 of the top reaction time tester apps & games we rank are free to download, including Reaction Time Test - How fast? and Reaction Speed Reflex Trainer.
Reaction Time Test - How fast? shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ reaction time tester apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.