Comparison

BrainBuzz vs Reaction

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

Head to head
About

BrainBuzz

Features
Read full description

Turn a spare moment into four quick brain games. BrainBuzz brings memory, focus, quick reactions, and logic together in short, playful rounds. There is no long tutorial or account setup, so you can jump in during a commute, before studying, or whenever you want a brief puzzle break. Four mini games • Quick Math: solve simple calculations against the clock • Pattern Play: spot the rule and predict the next number • Color Focus: react accurately when words and colors conflict • Memory Test: remember the numbers, then enter them in order A daily record you can keep building Finish a round to see a 0–100 brain score and an S–D grade for that run. Keep your play streak moving, work toward 7-, 30-, and 100-day badges, and use weekly or monthly stats to look back on recent sessions. Core progress is stored on your device, and core play does not require an account. You can also continue the main puzzle rounds when you are offline. BrainBuzz makes practice feel like a game: remember, calculate, react, and find the pattern. Start today's round when you have a moment.

About

Reaction

Engage in quick, focused daily exercises designed to enhance cognitive abilities like reaction time, memory, and focus. Track your progress and compete on leaderboards with a variety of short, engaging games.

Highlights
  • 11 quick cognitive games
  • Daily Challenge and streaks
  • Worldwide leaderboards
  • Detailed Mind Profile
  • Offline play
  • Ad-free option
Features
Read full description

Reaction is a brain-training app built on one simple idea: a few focused minutes a day make your mind faster and sharper. 11 quick games, each under a minute: • Reaction — tap the instant the screen turns green • Aim — pop targets as fast as you can • Memory — repeat a growing pattern • Focus — name the ink colour, ignore the word • Digit Span — memorise and recall number sequences • Tracking — keep your finger on a moving target • Quick Math — solve as many problems as you can in 30s • N-Back — the classic working-memory challenge • Rotation — spot the rotated shape among the mirror images • Schulte — find 1 to 32 in order, against the clock • More or Less — snap-judge which side has more Build a daily habit: • Daily Challenge — a new game picked for you every day • Streak — play each day to keep your streak alive, with a gentle reminder so you never miss • Leaderboard — see where you rank worldwide with Game Center, this week and all time • Results & Mind Profile — every score feeds a skill rating across Reaction Speed, Visual Attention, Working Memory, Processing Speed, Spatial Reasoning and Motor Control. Watch yourself improve over time. Why you'll love it: • Fast — sessions take seconds, perfect for a coffee break • No account — no sign-up; your scores and streaks stay on your device • Offline — every game works without an internet connection • Ad-free option — remove ads forever with a single one-time purchase Train your reaction, memory, focus and processing speed — and feel good about doing something for your mind every single day.

Screenshots

BrainBuzz4 screens
Reaction4 screens

Verdict

The call

The clearest difference is in-app purchases: BrainBuzz at none against Reaction's 1. BrainBuzz also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 weeks). On price and device support 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 sells 1 one-off in-app purchase. BrainBuzz asks for nothing beyond the download.

UpkeepUpdate frequency

BrainBuzz ships an update every 5 days, Reaction every 3 weeks. Both last shipped on October 31, 2026.

Scorecard4 real differences · 5 level
BrainBuzz versus Reaction: the parameters behind the verdict, then further details
ParameterBrainBuzzReaction
PriceFreeFree
Rating—2.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone
Requires iOS16.0 — better18.0
Further details — not scored
Size42 MB11 MB
Age rating4+4+
DeveloperStudio SolumEKIN EMRE ATASOY

In-app purchases

None

BrainBuzz

No in-app purchases

1 purchases

Reaction

One-time1
  • Remove Ads$4.99

Questions

Is BrainBuzz free?
BrainBuzz is free to download, with no in-app purchases.
Is Reaction free?
Reaction is free to download, with in-app purchases available.
Do BrainBuzz or Reaction have ads?
Reaction shows ads; BrainBuzz does not.
Which is updated more often, BrainBuzz or Reaction?
BrainBuzz ships an update every 5 days, and Reaction every 3 weeks. Most recently, BrainBuzz was updated on October 31, 2026 and Reaction on October 31, 2026.

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