Comparison

Reaction Speed Reflex Trainer vs Lights

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

Head to head
About

Reaction Speed Reflex Trainer

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.

Highlights
  • Reaction time measurement
  • Multiple game modes
  • Global leaderboards
  • Progress tracking
  • Focus and reflex training
Features
Read full description

Boost your reaction speed and sharpen your reflexes with the ultimate Reaction Time Test app! Designed for simplicity and fun, this app puts your reaction time to the ultimate test. Tap the moment the screen changes from red to green and see your reactions measured down to the millisecond. Explore exciting game modes that challenge your reflexes and reaction skills: Classic Reaction Test: Tap the moment the screen turns green. Lights Out: Inspired by Formula 1, react to the lights turning off as quickly as possible. Chimp Test: Test your memory and reactions simultaneously in this unique challenge. Aim Game: Hit 30 targets as fast as you can to test your speed, precision, and reactions. The Hole: A fun twist that combines accuracy and reaction timing. Compete with others by climbing the reaction leaderboards and comparing scores with players worldwide. Track your reaction progress, smash your personal best, and see your reaction time improve with every game mode. Whether you’re improving focus, training reflexes, or just having fun, this app is the ultimate tool to train and test your reaction time. Download now to test, train, and dominate your reactions! EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Lights

This game offers a modern twist on a classic electronic memory challenge. It features over 15 game modes, including local multiplayer, and tests your memory and reflexes. Track your progress with achievements and global leaderboards.

Highlights
  • Over 15 game modes
  • Local multiplayer
  • Achievements
  • Online leaderboards
  • Daily play reminders
  • 11 language translations
Features
Read full description

A fresh take on a classic electronic game. Easy to play, difficult to master. Over 15 game modes, including local multiplayer. Up to 12 buttons, and a variety of sound options. Lights offers much more than a simple "repeat after me" challenge by testing your memory, reflexes, and more. Can you conquer them all? Unlock Achievements and see how you compare to friends or the world with online Leaderboards. Improve your memory by challenging yourself regularly. Set a schedule in the app to remind you to play for a few minutes daily, weekly, or anything in between. Now translated to 11 languages, including Ukrainian!

Screenshots

Reaction Speed Reflex Trainer4 screens
Lights4 screens

Verdict

The call

The clearest difference is review sentiment: Reaction Speed Reflex Trainer at 53% against Lights's 0%. Reaction Speed Reflex Trainer also leads on rating (4.6 vs 4.4) and ratings volume (1.4K vs 180). Lights's advantage is update cadence (every 6 weeks vs every 3 months). On price, ads, in-app purchases and monetization model 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. Reaction Speed Reflex Trainer sells 4 in-app purchases, starting at $0.99 per 7 days and Lights sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Reaction Speed Reflex Trainer holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Reaction Speed Reflex Trainer has 1.4K ratings behind it against 180, so its average is the more settled of the two. Written reviews point the same way: 53% of Reaction Speed Reflex Trainer's written reviews are positive against 0% of Lights's.

UpkeepUpdate frequency

Reaction Speed Reflex Trainer ships an update every 3 months, Lights every 6 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
Reaction Speed Reflex Trainer versus Lights: the parameters behind the verdict, then further details
ParameterReaction Speed Reflex TrainerLights
PriceFreeFree
Rating4.6 (1.4K ratings) — better4.4 (180 ratings)
Positive reviews53.4% of reviews — better0.0% of reviews
Number of ratings1.4K — better180
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size27 MB66 MB
Age rating4+4+
DeveloperVicki PartridgeLee Phillips

Customer experience

Reaction Speed Reflex Trainer

All ratings1,408 ratings
Positive91.4%
Neutral3.6%
Negative5.0%
Written reviews133 reviews
Positive53.4%
Neutral8.3%
Negative38.3%

Lights

All ratings179 ratings
Positive82.7%
Neutral6.7%
Negative10.6%
Written reviews5 reviews
Positive0.0%
Neutral20.0%
Negative80.0%

Bugs and requests

Reaction Speed Reflex Trainer

Reported bugs

3 issues
  • Reaction time not updating correctly
  • Crashes when trying to use paid features
  • Ads continue to show even after purchasing ad-free version

Requested features

3 requests
  • Track personal best reaction time
  • Add more game modes and challenges
  • Improve ad placement and reduce interruptions

Lights

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Reaction Speed Reflex Trainer

Subscriptions3
  • Weekly Subscription7 Days trial$0.997 Days
  • Monthly Subscription7 Days trial$4.991 Month
  • Yearly Subscription7 Days trial$9.991 Year
One-time1
  • Remove Ads$1.99
1 purchases

Lights

One-time1
  • Disable ads$1.99

Questions

Is Reaction Speed Reflex Trainer free?
Reaction Speed Reflex Trainer is free to download, with in-app purchases available.
Is Lights free?
Lights is free to download, with in-app purchases available.
Which has better reviews, Reaction Speed Reflex Trainer or Lights?
Reaction Speed Reflex Trainer is rated higher. Reaction Speed Reflex Trainer averages 4.6 out of 5 from 1.4K ratings, while Lights averages 4.4 from 180 ratings.
Do Reaction Speed Reflex Trainer or Lights have ads?
Both Reaction Speed Reflex Trainer and Lights show ads.
Which is updated more often, Reaction Speed Reflex Trainer or Lights?
Reaction Speed Reflex Trainer ships an update every 3 months, and Lights every 6 weeks. Most recently, Reaction Speed Reflex Trainer was updated on November 2, 2026 and Lights on November 3, 2026.

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