Comparison

Reflexes Game vs Don’t Let It Sleep

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

Head to head
About

Reflexes Game

Features
Read full description

Challenge your fastest reflexes! “Reflex Game” is a simple yet addictive app that tests your reaction speed and concentration. 【How to Play】 Watch the large arrow displayed at the top of the screen and quickly tap the matching arrow from the four buttons below! If you answer correctly 10 times in a row, your clear time will be recorded. 【New Features】 - Rank display added to the score screen! Your performance is now shown with a rank, making it easier to see how well you did at a glance. 【Game Modes】  - 10-Tap Mode: Compete for the fastest time to succeed 10 taps in a row  - 10-Second Mode: See how many taps you can make in 10 seconds  - Stage Mode: Clear up to 50 stages with time limits that get tougher each stage - Endless Mode: Keep tapping until you fail — how far can you go? 【Main Features】 - Real-time reaction time measurement - Rank display on the score screen - Game Center support — compete with players worldwide - View and reset your personal best anytime - Toggle sound effects ON/OFF in settings - Simple, clean, and easy-to-use UI - Supports multiple difficulty levels Compete with friends and family, or challenge yourself during your commute or free time.
Now, test your reflex limits!

About

Don’t Let It Sleep

Features
Read full description

Don’t Let It Sleep is a fast, simple timing game where every second matters. Wait for the screen to dim, tap at the last possible moment, and build your score without tapping too early or letting the screen fall asleep. Earn Wake Tokens, use Emergency Wake when a run is on the line, chase Miracle taps, and compete through Game Center leaderboards and achievements. Features: • Simple one-tap timing gameplay • Wake Tokens for extra chances • Daily and skill-based rewards • Game Center leaderboards and achievements • Optional rewarded ads for extra tokens • Optional purchases for Wake Token packs and Remove Ads No ads appear during gameplay.

Screenshots

Reflexes Game4 screens
Don’t Let It Sleep4 screens

Verdict

The call

The clearest difference is in-app purchases: Reflexes Game at none against Don’t Let It Sleep's 5. Don’t Let It Sleep's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement 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. Don’t Let It Sleep sells 5 one-off in-app purchases. Reflexes Game asks for nothing beyond the download.

UpkeepUpdate frequency

Reflexes Game ships an update every 3 weeks, Don’t Let It Sleep every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 4 level
Reflexes Game versus Don’t Let It Sleep: the parameters behind the verdict, then further details
ParameterReflexes GameDon’t Let It Sleep
PriceFreeFree
Update frequencyEvery 3 weeksEvery 5 days — better
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.2 — better18.5
Further details — not scored
Size8 MB17 MB
Age rating4+12+
DeveloperKENKICHI APPSKAMWANA M HOBBS

In-app purchases

None

Reflexes Game

No in-app purchases

5 purchases

Don’t Let It Sleep

One-time5
  • 5 Wake Tokens$0.99
  • Starter Pack$0.99
  • 15 Wake Tokens$1.99
Show 2 more
  • Remove Ads Forever$2.99
  • 40 Wake Tokens$4.99

Questions

Is Reflexes Game free?
Reflexes Game is free to download, with no in-app purchases.
Is Don’t Let It Sleep free?
Don’t Let It Sleep is free to download, with in-app purchases available.
Do Reflexes Game or Don’t Let It Sleep have ads?
Both Reflexes Game and Don’t Let It Sleep show ads.
Which is updated more often, Reflexes Game or Don’t Let It Sleep?
Reflexes Game ships an update every 3 weeks, and Don’t Let It Sleep every 5 days. Most recently, Reflexes Game was updated on October 30, 2026 and Don’t Let It Sleep on October 31, 2026.

Other comparisons