Comparison

Race Start Test vs Reaction Time Test

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Race Start Test

Sharpen your Formula Grand Prix starting reflexes. Click as fast as possible to achieve optimal race starts and improve your reaction time. Compete against global racers and enhance your overall reflex skills.

Highlights
  • Formula Grand Prix reflex testing
  • Fastest click response
  • Improve race start skills
  • Global leaderboards
  • Enhance reflex abilities
Read full description

Test your Formula Grand Prix reflexes. Just click as fast as possible to take good start at racing. Starts are so important for formula racing and you can increase your skills with this game. Beat fastest racers in the world. Increase your reflex skills. Just click and start to race!

About

Reaction Time Test

Test and train your reflexes with this app. Simply tap the screen when a red square appears to measure your reaction speed and improve your concentration. Daily practice can enhance your reflexes, making it ideal for gamers.

Highlights
  • Reaction speed testing
  • Reflex training
  • Concentration improvement
  • Rank display
  • Daily practice recommended
Features
Read full 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

Screenshots

Race Start Test4 screens
Reaction Time Test3 screens

Verdict

The call

The clearest difference is in-app purchases: Reaction Time Test at none against Race Start Test's 4. Race Start Test's advantage is iOS requirement (12.0 vs 15.6). On price, review sentiment, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Race Start Test sells 4 one-off in-app purchases. Reaction Time Test asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Race Start Test versus Reaction Time Test: the parameters behind the verdict, then further details
ParameterRace Start TestReaction Time Test
PriceFreeFree
Rating4.5 (246 ratings) — better—
Positive reviews46.2% of reviews50.0% of reviews — better
Number of ratings246 — better—
Update frequencyEvery 3 monthsEvery 3 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.6
Further details — not scored
Size30 MB13 MB
Age rating4+4+
DeveloperOmer Sina CeylanRyouhei Azuma

Customer experience

Race Start Test

All ratings246 ratings
Positive85.8%
Neutral4.1%
Negative10.2%
Written reviews52 reviews
Positive46.2%
Neutral19.2%
Negative34.6%

Reaction Time Test

Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Bugs and requests

Race Start Test

Reported bugs

11 issues
  • Reload button doesn't work - requires app restart
  • Tap/click input not registered consistently
  • App freezes and becomes unresponsive
  • App crashes after each attempt
  • Wheel UI element positioned incorrectly after update
Show 6 more
  • Click detection fails before 0.3 second mark
  • Double-tap required to register single tap
  • Game doesn't progress past 'Click to start again' screen
  • Coins not saved after restart
  • Timing results appear randomized or duplicated
  • Download/installation failures

Requested features

8 requests
  • Reset high score button without losing progress
  • Ability to click anywhere on screen to stop timer
  • Settings tab for customization options
  • Adjustable light speed difficulty settings
  • Hide earned coins display option
Show 3 more
  • Clutch button mechanic with difficulty scaling
  • Dynamic difficulty based on recent performance
  • Free access to all challenges

Reaction Time Test

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Race Start Test

One-time4
  • 2500 Coin$0.99
  • Remove Ads$0.99
  • 7500 Coin$1.99
Show 1 more
  • 25000 Coin$4.99
None

Reaction Time Test

No in-app purchases

Questions

Is Race Start Test free?
Race Start Test is free to download, with in-app purchases available.
Is Reaction Time Test free?
Reaction Time Test is free to download, with no in-app purchases.
Do Race Start Test or Reaction Time Test have ads?
Both Race Start Test and Reaction Time Test show ads.
Which is updated more often, Race Start Test or Reaction Time Test?
Race Start Test ships an update every 3 months, and Reaction Time Test every 3 months. Most recently, Race Start Test was updated on October 24, 2026 and Reaction Time Test on October 25, 2026.

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