Comparison

Schulte Grid vs Reaction Time

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

Head to head
About

Schulte Grid

Features
Read full description

Schulte Grid is a brain training app based on the Schulte Table method, designed to improve your attention, focus, and reading speed. HOW IT WORKS Find numbers 1-25 in order as fast as you can. This simple yet powerful exercise trains your visual perception, peripheral vision, and concentration. FEATURES • Classic 5Ɨ5 Schulte Table training • Multiple grid sizes: 3Ɨ3, 4Ɨ4, 5Ɨ5, 6Ɨ6, 7Ɨ7 • Four theme styles including vibrant Colorful theme (Pro) • Text difficulty modes: standard, varied size, rotated, chaos (Pro) • Timer pauses when app goes to background • Detailed performance statistics and history • Track your progress over time • Pro version with advanced features TRAINING BENEFITS • Improves attention and concentration • Enhances reading speed • Develops peripheral vision • Builds mental agility • Suitable for all ages Start your brain training journey today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Reaction Time

Features
Read full description

Find out how fast you react when a visual cue appears, a sound plays, or your device vibrates without warning. Explore 34 focused tests, training activities, and fast arcade games that combine reaction time, quick choices, precision, memory, timing, and taps per second in short sessions you can replay to chase your own best. Every completed session gives you clear results, so you can understand your current performance and come back to challenge it again. TEST YOUR REACTIONS • Included without an unlock: visual and choice reaction tests • Separate access required: audio, haptic, Go / No-Go, peripheral vision, aim tap, and CPS speed. Watch one rewarded ad to unlock one selected test for 24 hours, or unlock it permanently with Pro • Results such as reaction time, accuracy, mistakes, hits, and taps per second PRACTICE WITH FOCUSED TRAINING • Included without an unlock: Schulte Table, Stroop, and start lights • The other 9 activities require separate access: direction choice, number sorting, moving targets, precision tapping, memory flash, rule switching, visual tracking, distractor targets, and rhythm tapping. Watch one rewarded ad to unlock one selected activity for 24 hours, or unlock it permanently with Pro • Short sessions built around timing, focus, memory, precision, and hand-eye coordination PLAY AND CHASE HIGH SCORES • Included without an unlock: DiskDash and CornerCross • The other 12 arcade games, including SquarePass, require separate access. Watch one rewarded ad to unlock one selected game for 24 hours, or unlock it permanently with Pro • Simple controls, quick restarts, and different timing patterns to master PRO PROGRESS FEATURES • The one-time Pro in-app purchase is required for full statistics, including personal bests, recent results, all-time activity history, and performance trends • Pro is required for Game Center leaderboards Seven activities are included without an unlock. For the other 27, each completed rewarded ad unlocks one selected activity for 24 hours. The separate one-time Pro in-app purchase permanently unlocks all 34 activities, removes ads, and includes full statistics and Game Center leaderboards. No subscription.

Screenshots

Schulte Grid4 screens
Reaction Time4 screens

Verdict

The call

The clearest difference is update cadence: Reaction Time at weekly against Schulte Grid's every 5 weeks. Schulte Grid's advantage is iOS requirement (16.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Schulte Grid sells 1 one-off in-app purchase and Reaction Time sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Schulte Grid ships an update every 5 weeks, Reaction Time weekly. The most recent releases landed on October 17, 2026 and October 13, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Schulte Grid versus Reaction Time: the parameters behind the verdict, then further details
ParameterSchulte GridReaction Time
PriceFreeFree
Update frequencyEvery 5 weeksWeekly — better
AdsYesYes
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.0
Further details — not scored
Size6 MB20 MB
Age rating4+4+
Developerę™Æē‚ 陈Songyu Li

In-app purchases

1 purchases

Schulte Grid

One-time1
  • Pro$1.99
1 purchases

Reaction Time

One-time1
  • Lifetime Pass$0.99

Questions

Is Schulte Grid free?
Schulte Grid is free to download, with in-app purchases available.
Is Reaction Time free?
Reaction Time is free to download, with in-app purchases available.
Do Schulte Grid or Reaction Time have ads?
Both Schulte Grid and Reaction Time show ads.
Which is updated more often, Schulte Grid or Reaction Time?
Schulte Grid ships an update every 5 weeks, and Reaction Time weekly. Most recently, Schulte Grid was updated on October 17, 2026 and Reaction Time on October 13, 2026.

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