NBack³ vs ゆるN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Dual N-Back method
- Adjustable difficulty (n=1-5)
- Enhances working memory
- Improves inhibitory control
- Develops attention skills
- Progress tracking
- Streak bonus system
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■ 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
ゆるN
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【ゆるN-Back】は、「脳トレに興味はあるけれど続かない」忙しい社会人のための、1日3分で完結するMENSA会員監修のN-Back脳トレアプリです。 ■ アプリの特徴 ・1日3分を想定した短時間セッション設計 ・2-Backに特化したMENSA式ワーキングメモリトレーニング ・かんたん/ふつう/むずかしいの3つの難易度(N値はすべて2で共通) ・インターバル速度だけで難易度が変わるので、ルールを覚え直す必要なし ・1セッション25試行で、サクッと集中して終えられる構成 ・結果画面で正答率と「鍛えた力(ワーキングメモリ)」をフィードバック ・ノルマ達成/Good/Perfectの3段階で、やさしく継続を後押し ■ ゲーム内容 ・3×3グリッド上で光る位置を記憶するシングルN-Back(視覚・位置) ・2つ前と同じ位置が出たときだけ「同じ」ボタンをタップ ・ターゲットは全25試行中およそ5回(約20%) ・刺激提示時間やインターバルは難易度に応じて調整し、約30〜75秒で1セッションが終了します ■ 続けやすさの工夫 ・ホーム画面から「難易度を選ぶ→スタート」の2タップで即プレイ開始 ・1日1〜3セッションを目安にした「3分だけ」の設計 ・連続日数は控えめに表示し、プレッシャーにならないよう配慮 ・「今日の3分、クリア!」「大丈夫、こういう日もあるよ」など、やさしいトーンのメッセージで結果をフィードバック ・サボっても「おかえりなさい。今日は3分だけやってみる?」と再開を歓迎 ■ こんな人におすすめ ・勉強や仕事前に、頭のウォームアップをしたい ・通勤・待ち時間を、ちょっと有意義な時間に変えたい ・ガチガチのスコア競争より、マイペースで脳トレを続けたい ・N-Backに興味はあるが、難しそうで手を出していなかった ■ 安心して使える設計 ・ユーザートラッキングなし ・データ収集なし(プレイデータは端末内にローカル保存) ゆるく、でも中身はしっかり。 毎日の3分で、ワーキングメモリを少しずつ鍛えてみませんか。
Screenshots
Verdict
The clearest difference is in-app purchases: ゆるN at none against NBack³'s 1. ゆるN also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). 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
Both are free to download. NBack³ sells 1 in-app purchase, starting at $0.49 per month. ゆるN asks for nothing beyond the download.
| Parameter | NBack³ | ゆるN |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| Update frequency | Every 4 days | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 20 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Taiki Nishimura | Motohiro Fujita |
In-app purchases
NBack³
- プレミアムプラン$0.491 Month
ゆるN
No in-app purchases







