Comparison

[大人の脳トレ] 瞬発力をあげろ！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

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

Head to head

[大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム

Free

📚 Education

No ratingsView app →

Daily Brain Training in 5 Min

Free

📚 Education

No ratingsView app →

About

[大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム

Features

Read full description

アプリ概要：背景と同じ色のドットを見つけて制限時間以内にタップするだけのゲーム《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：43

About

N

Features

Read full description

I wanted to play "Oni Keisan" on my iPhone! That's why I created this N-Back brain training app. What is this training? Solve calculations while remembering the answers from a few questions back. Juggling "memorizing" and "calculating" at the same time gives your brain a real workout. Features ◆ Two Input Modes - Tap Mode: Quickly tap the answer - Handwriting Mode: Write numbers directly ◆ Build Daily Habits - Set daily play goals - Track your streak - Record how you're feeling today ◆ Track Your Progress - Accuracy trends - Level-up history - Play history ◆ Customize Your Way - Adjust question count & time limits - 3 color themes - iPhone & iPad support Perfect For - Those who want to play Oni Keisan without a dedicated game console - Anyone looking for a quick mental exercise - People who want to build a daily habit Just 5 minutes a day. A casual brain training experience.

Screenshots

[大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム4 screens

N4 screens

Verdict

The call

The clearest difference is in-app purchases: [大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム at none against N's 1. [大人の脳トレ] 瞬発力をあげろ！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 ads (none vs shown) and iOS requirement (6.0 vs 26.0). N's advantage is update cadence (every 4 days vs every 25 months). 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. N sells 1 in-app purchase, starting at $0.99 per month. [大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム asks for nothing beyond the download.

UpkeepUpdate frequency

[大人の脳トレ] 瞬発力をあげろ！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 25 months, N every 4 days. The most recent releases landed on June 10, 2026 and September 7, 2026 respectively.

Scorecard4 real differences · 2 level

[大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム versus N: the parameters behind the verdict, then further details
Parameter	[大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム	N
Price	Free	Free
Update frequency	Every 25 months	Every 4 days — better
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	6.0 — better	26.0
Further details — not scored
Size	9 MB	21 MB
Age rating	4+	4+
Developer	REP COM Inc.	chunson yamada

In-app purchases

None

[大人の脳トレ] 瞬発力をあげろ！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

1 purchases

N

Subscriptions1

１ヶ月プラン$0.991 Month

Questions

Is [大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム free?

[大人の脳トレ] 瞬発力をあげろ！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, with no in-app purchases.

Is N free?

N is free to download, with in-app purchases available.

Do [大人の脳トレ] 瞬発力をあげろ！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 have ads?

N shows ads; [大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム does not.

Which is updated more often, [大人の脳トレ] 瞬発力をあげろ！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?

[大人の脳トレ] 瞬発力をあげろ！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 25 months, and N every 4 days. Most recently, [大人の脳トレ] 瞬発力をあげろ！小学生から大人まで無料で暇つぶしが出来るゲーム was updated on June 10, 2026 and N on September 7, 2026.