[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム vs N'Back 10 Dual
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム
This game challenges players to quickly identify if the current symbol matches the previous one by tapping 'O' or 'X'. It's designed to improve concentration and pass the time for users of all ages.
- Symbol matching gameplay
- Improves concentration
- Suitable for all ages
- Free to play
- Time-killing activity
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アプリ概要：1つ前の記号と同じなら○ボタンを、違うなら×ボタンをタップするだけ！ 《こんな方におすすめ》 ・小学生1年生から大人まで ・集中力を高めたい。 ・暇を潰したい 制作者のベストスコア：50
N'Back 10 Dual
This application offers a dual-task version of the n-back memory game, challenging users to track and recall sequences across multiple simultaneous tasks. It features adjustable flash times and two distinct modes for varied cognitive training.
- Dual-task n-back functionality
- 1'Back to 10'Back levels
- Flash Mode and Step Mode
- Adjustable flash time
- Multiple simultaneous memory tasks
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"N'Back 10 Dual" is an n-back app that handles two tasks at once. This is a dual-task version of "N'Back 10". ◆1'Back --- 10'Back ◆Flash Mode / Step Mode ◆flash time can be changed Tap the number key matches the one from N steps earlier in the sequence. In 1'Back 1 task1: count & memorize 2 task2: count & memorize 3 __keyboard__: answer for task1 4 task3: count & memorize 5 __keyboard__: answer for task2 6 task4: count & memorize : In 2'Back 1 task1: count & memorize 2 task2: count & memorize 3 task3: count & memorize 4 __keyboard__: answer for task1 5 task4: count & memorize 6 __keyboard__: answer for task2 7 task5: count & memorize :
Screenshots
Verdict
The clearest difference is price: [大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム at Free against N'Back 10 Dual's $2.99. [大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム also leads on iOS requirement (6.0 vs 15.6). N'Back 10 Dual's advantage is update cadence (every 10 months vs every 26 months). On ads, in-app purchases 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
[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム is free to download; N'Back 10 Dual costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム ships an update every 26 months, N'Back 10 Dual every 10 months. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.
| Parameter | [大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム | N'Back 10 Dual |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 26 months | Every 10 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 6.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 9 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | REP COM Inc. | Yasuyoshi Ota |
Customer experience
[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム
N'Back 10 Dual
In-app purchases
[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム
No in-app purchases
N'Back 10 Dual
No in-app purchases
Questions
Is [大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム free?
Is N'Back 10 Dual free?
Do [大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム or N'Back 10 Dual have ads?
Which is updated more often, [大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム or N'Back 10 Dual?
Other comparisons
![[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム](https://cdn3.appshunter.io/i/Purple71/aff99c6202356e470a70d341e58a06ec/mzl.ccgurrti.png/640x0w.webp "[大人の脳トレ] 決断力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム")
