Comparison

Brain Training AHA vs ベタ問の森

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

Head to head
About

Brain Training AHA

Features
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Stimulate Your Brain with ‘Aha!’ Moments! A Puzzle Game That Challenges You to Spot Gradual Changes in Images The exhilarating “Aha!” moment will have you hooked! A new kind of “spot the difference” brain-training puzzle game that stimulates your vision and brain! Experience the “Aha!” moment—where parts of an image gradually change—right in the palm of your hand. At first glance, they look like ordinary photos or illustrations… but something is slowly changing somewhere!? Sharpen your focus and spot the moment the change happens! ◆ Game Features The Satisfying “Aha!” Experience The exhilaration you feel the moment you notice the change after staring intently at the screen is unbeatable! It’s perfect for brain activation (brain training). A wealth of levels for everyone from beginners to experts Features a wide variety of challenges, including beautiful landscapes, cute illustrations, and scenes from everyday life! Quick play during spare moments Each level takes just a few dozen seconds to complete, making it perfect for commuting, on the way to school, or as a quick break to clear your head! ◆ Recommended for: ・Those who enjoy brain training, quizzes, and puzzle games ・Those who want to experience the thrill of an “Aha!” moment ・Those who want to improve their concentration and observational skills ・Those who are good at or enjoy spot-the-difference games ・Those looking for a free, casual game to pass the time So, can your brain spot the differences? Download now and enjoy the ultimate “Aha!” experience!

About

ベタ問の森

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「ベタ問の森」の問題を一覧で見ることができます。 早押しボタンを使って押しポイントを確認しながらの実践練習ができます。 分からない問題はお気に入り登録をして重点的に覚えることができます。

Screenshots

Brain Training AHA3 screens
ベタ問の森3 screens

Verdict

The call

The clearest difference is in-app purchases: Brain Training AHA at none against ベタ問の森's 1. Brain Training AHA also leads on device support (3 vs 1). ベタ問の森's advantage is update cadence (every 5 weeks vs every 33 months). On price, ads 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. ベタ問の森 sells 1 one-off in-app purchase. Brain Training AHA asks for nothing beyond the download.

UpkeepUpdate frequency

Brain Training AHA ships an update every 33 months, ベタ問の森 every 5 weeks. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 6 level
Brain Training AHA versus ベタ問の森: the parameters behind the verdict, then further details
ParameterBrain Training AHAベタ問の森
PriceFreeFree
Rating—4.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 33 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.2
Further details — not scored
Size22 MB12 MB
Age rating4+4+
Developeryuzuru watanabeIori Kodama

In-app purchases

None

Brain Training AHA

No in-app purchases

1 purchases

ベタ問の森

One-time1
  • お気に入り上限を100増やす$0.49

Questions

Is Brain Training AHA free?
Brain Training AHA is free to download, with no in-app purchases.
Is ベタ問の森 free?
ベタ問の森 is free to download, with in-app purchases available.
Do Brain Training AHA or ベタ問の森 have ads?
Neither Brain Training AHA nor ベタ問の森 shows ads.
Which is updated more often, Brain Training AHA or ベタ問の森?
Brain Training AHA ships an update every 33 months, and ベタ問の森 every 5 weeks. Most recently, Brain Training AHA was updated on October 2, 2026 and ベタ問の森 on October 7, 2026.

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