Comparison

NBack³ vs ワーキングメモリトレーニング

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

Head to head
About

NBack³

This brain training app uses the scientifically proven Dual N-Back method to enhance cognitive functions like working memory, focus, and decision-making. It offers adjustable difficulty levels and tracks progress with a visually engaging interface.

Highlights
  • Dual N-Back method
  • Adjustable difficulty (n=1-5)
  • Enhances working memory
  • Improves inhibitory control
  • Develops attention skills
  • Progress tracking
  • Streak bonus system
Features
Read full description

■ NBack³: The Scientifically Proven Brain Training Game ■ "My memory isn't what it used to be..." "I can't seem to stay focused..." "I want to sharpen my split-second decision-making..." If these sound familiar, NBack³ is the ultimate brain training app designed just for you. ◆ The Ultimate Workout for Your Working Memory ◆ Based on "Dual N-Back" research—a method scientifically proven to enhance cognitive function—NBack³ takes brain training to the next level. Working memory is your brain's ability to temporarily hold and process information. It is the vital foundation for memory, focus, and logical reasoning. ◆ Simple to Play ◆ Memorize the Position, Color, and Character shown on a 3×3 grid. Identify if the current tile matches the one shown "n-steps" ago. Fully adjustable difficulty levels from n=1 to n=5. ◆ 5 Cognitive Functions You’ll Sharpen ◆ Working Memory: Enhance your "mental scratchpad." Inhibitory Control: Filter out distractions and irrelevant info. Selective & Divided Attention: Focus on multiple streams of data simultaneously. Visuospatial Cognition: Recognize spatial relationships with precision. Multitasking Decisiveness: Handle multiple tasks with ease. ◆ Key Features of NBack³ ◆ Stunning Neon UI: A beautiful, modern design for an immersive experience. Dynamic Difficulty: Adjustable n-levels (1–5) to match your progress. Streak Bonus System: Stay sharp and rack up consecutive correct answers. Intuitive Controls: Smooth and responsive gameplay. Quick Sessions: 20-turn sets allow for efficient training in minutes. Progress Tracking: Keep motivated by tracking your scores. Smart Reminders: Daily notifications to keep your streak alive. Personal Bests: Record your highest scores for each N-level. ◆ Perfect For... ◆ Students aiming to boost memory and learning. Professionals looking to improve workplace productivity. Health-conscious individuals interested in brain longevity. Seniors working to prevent cognitive decline. Gamers who love a mental challenge. ◆ The Science ◆ N-back training has been widely reported in research to improve fluid intelligence and cognitive performance. By processing position, color, and character simultaneously, NBack³ delivers a "Triple N-Back" challenge that provides a higher cognitive load for more effective results. ◆ Consistency is Key ◆ Brain training works best when it's a habit. NBack³ is designed to be completed in just a few minutes, making it perfect for your commute or a quick break. Sharpen your mind with the scientifically-backed power of NBack³! Terms of Use: https://planet-firewall-419.notion.site/25d6c3f9d1f680b29d72e5cef4be6fbf Privacy Policy: https://www.notion.so/NBack-1f06c3f9d1f6807aa983c83530910b0d Subscription Details: Premium Plan: 120 JPY / month (tax incl.) Auto-Renewal: Can be canceled up to 24 hours before the period ends. Management: App Store Settings > Subscriptions

About

ワーキングメモリトレーニング

Features
Read full description

簡単操作でワーキングメモリや暗算のトレーニングができるアプリです。 音声で単語や数字が読み上げられます。 バックグラウンド再生にも対応。 スキマ時間で手軽にトレーニング可能です! 【モード紹介】 ・聞こえた数字を逆から言う(「3,4,5」→「5,4,3」) ・聞こえた単語を逆から言う(「りんご」→「ごんり」) ・聞こえた単語を50音順に並べ替える ・N個前に聞こえた単語を言う(Nバック課題) ・たし算 ・かけ算 【こんな方におすすめ】 ・ワーキングメモリを鍛えたい方 ・小学校受験を控えているお子様のいるご家庭の方 ・ボケ防止のアプリを探している方 ・耳から入ってくる情報の処理を練習したい方 ・簡単なたし算の暗算を練習したい方 ・2桁のかけ算の暗算を練習したい方 【クレジット】 ・イラスト:坂本アヒル 様 ・音声についてはアプリ内に掲載しています

Screenshots

NBack³3 screens
ワーキングメモリトレーニング4 screens

Verdict

The call

The clearest difference is update cadence: NBack³ at every 4 days against ワーキングメモリトレーニング's every 6 weeks. On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NBack³ sells 1 in-app purchase, starting at $0.49 per month and ワーキングメモリトレーニング sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

NBack³ ships an update every 4 days, ワーキングメモリトレーニング every 6 weeks. Both last shipped on October 7, 2026.

Scorecard1 real difference · 7 level
NBack³ versus ワーキングメモリトレーニング: the parameters behind the verdict, then further details
ParameterNBack³ワーキングメモリトレーニング
PriceFreeFree
Positive reviews71.4% of reviews—
Update frequencyEvery 4 days — betterEvery 6 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better18.6
Further details — not scored
Size20 MB55 MB
Age rating4+4+
DeveloperTaiki NishimuraTakahiro Kogawa

In-app purchases

1 purchases

NBack³

Subscriptions1
  • プレミアムプラン$0.491 Month
2 purchases

ワーキングメモリトレーニング

One-time2
  • Remove Ads$1.99
  • プレミアム機能$1.99

Questions

Is NBack³ free?
NBack³ is free to download, with in-app purchases available.
Is ワーキングメモリトレーニング free?
ワーキングメモリトレーニング is free to download, with in-app purchases available.
Do NBack³ or ワーキングメモリトレーニング have ads?
Both NBack³ and ワーキングメモリトレーニング show ads.
Which is updated more often, NBack³ or ワーキングメモリトレーニング?
NBack³ ships an update every 4 days, and ワーキングメモリトレーニング every 6 weeks. Most recently, NBack³ was updated on October 7, 2026 and ワーキングメモリトレーニング on October 7, 2026.

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