Comparison

Concentrate! IQ Trainer vs Stroopy

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

Head to head
About

Concentrate! IQ Trainer

Features
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Welcome to Concentrate! IQ Trainer - the app designed to keep your brain fit and boost your mental performance in a fun way. Our aim is to help you reach your full potential by targeting skills such as concentration, mathematical thinking and pattern recognition. With a variety of varied and challenging exercises, you will train your brain a little more every day. Whether you want to improve your reaction time, strengthen your problem-solving skills or simply sharpen your memory - Konzentrier Dich! offers the ideal mix of fun and effective training. What makes the app special? Increase concentration: Exercises specifically designed to train your attention and resist distractions. Mathematical skills: Boost your logical thinking and mental arithmetic with stimulating tasks. Pattern recognition: Improve your ability to recognize connections and solve complex problems. Personal progress: Track your development over time and set yourself new goals. Make your daily brain training a fixed part of your routine and experience how you become mentally fitter and more efficient step by step. Concentrate! Start today and challenge yourself - your brain will thank you for it!

About

Stroopy

Features
Read full description

Stroopy is a challenging puzzle game inspired by the famous Stroop effect from psychology. Test and improve your cognitive flexibility, focus, and reaction time through short, engaging challenges designed to push your brain to its limits. Features: • Brain-training puzzles based on the Stroop effect • Improve attention, focus, and reaction speed • Simple design, challenging gameplay • Ideal for short daily training sessions Can you stay focused when colors and words don’t match?

Screenshots

Concentrate! IQ Trainer3 screens
Stroopy3 screens

Verdict

The call

The clearest difference is ads: Concentrate! IQ Trainer at none against Stroopy's shown. Concentrate! IQ Trainer also leads on update cadence (monthly vs every 3 months). On price, in-app purchases, 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Concentrate! IQ Trainer ships an update monthly, Stroopy every 3 months. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 4 level
Concentrate! IQ Trainer versus Stroopy: the parameters behind the verdict, then further details
ParameterConcentrate! IQ TrainerStroopy
PriceFreeFree
Update frequencyMonthly — betterEvery 3 months
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better13.0
Further details — not scored
Size31 MB28 MB
Age rating4+4+
Developerchristoph joshua BOLLOLE WebDesign

In-app purchases

None

Concentrate! IQ Trainer

No in-app purchases

None

Stroopy

No in-app purchases

Questions

Is Concentrate! IQ Trainer free?
Concentrate! IQ Trainer is free to download, with no in-app purchases.
Is Stroopy free?
Stroopy is free to download, with no in-app purchases.
Do Concentrate! IQ Trainer or Stroopy have ads?
Stroopy shows ads; Concentrate! IQ Trainer does not.
Which is updated more often, Concentrate! IQ Trainer or Stroopy?
Concentrate! IQ Trainer ships an update monthly, and Stroopy every 3 months. Most recently, Concentrate! IQ Trainer was updated on September 8, 2026 and Stroopy on September 9, 2026.

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