Dual N vs MindBenchmark
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Dual N
This app is a brain game designed to improve working memory and cognitive skills through a challenging memory-training exercise. It offers customizable difficulty, goal setting, and global leaderboards to track progress. An ad-free experience is available via a subscription.
- Working memory training
- Customizable difficulty (N-value, interval, session length)
- Goal setting and reminders
- Global leaderboards
- Multilingual support
- Ad-free Pro version
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Dual NBack – Brain Training to Improve Memory Dual NBack is a fun and challenging brain game designed to strengthen your working memory. Set goals, get reminders, and climb the global leaderboards as you sharpen your mind! What Is Dual NBack? Dual NBack is a memory-training game that presents audio (letters) and visual (positions) sequences simultaneously. Research suggests that consistent play may enhance your working memory—the ability to hold and process information briefly—and also boost short-term recall. How to Play The game starts at Level N=2, where you need to remember the position (square) and the sound (letter) from two turns back. If the current position or sound matches what was shown two turns ago, tap the corresponding button. Strong performance automatically raises your level, but you can manually adjust the difficulty whenever you like. Key Features Customizable Settings Tailor your training: tweak the N-value (number of turns to recall), the interval between sounds/blocks, and session length as you see fit. Reminders & Goals Set daily or weekly targets and enable notifications to help you practice consistently. Global Leaderboards Compare your scores with players worldwide and see how you rank as you improve. Share Function Post your results on social media or messaging apps to challenge your friends and family. Multilingual Support Currently offered in English and Japanese, with more languages on the way. Why Train Your Working Memory? Working memory stores information for a few seconds to minutes, enabling you to make decisions, perform calculations, or tackle other cognitive tasks. Playing Dual NBack regularly can help strengthen this mental capacity, potentially improving focus, concentration, and overall brain agility. Ad-Free Experience with Dual NBack Pro Enjoy a 3-day free trial of Dual NBack Pro to train with no ads or interruptions. If you choose to purchase Dual NBack Pro, the payment is charged to your iTunes account. Renewal fees are charged within 24 hours before the current subscription period ends. You can cancel your subscription anytime: Go to Settings → tap your name → Subscriptions → locate and cancel the subscription you want to end. If you don’t cancel before the trial ends, the paid subscription automatically starts. Privacy Policy: https://goukakuappli.co.jp/privacy End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Summary Strengthen Your Mind: Give your working memory a proven workout. Adapt the Difficulty: Start at N=2 or set your preferred challenge level. Stay Motivated: Leverage reminders, goals, and leaderboards to keep pushing your limits. Go Pro for No Ads: Take advantage of a 3-day free trial and upgrade to an ad-free training experience. Download Dual NBack now and take your cognitive performance to a new level!
MindBenchmark
Measure your cognitive abilities with a variety of short, repeatable tests including reaction time, memory, focus, and mental math. Track your progress, compare your scores anonymously with others, and challenge yourself daily.
- 20 cognitive tests
- Unlimited plays
- Performance tiers
- Personal bests and trends
- Daily challenges
- Anonymous score comparison
- Offline play
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How fast are you, really? MindBenchmark measures your performance across 20 short, repeatable tests: reaction time, memory span, focus, typing, aim, mental math and more. Then it shows you where you land. WHAT YOU GET • All 20 tests, unlimited plays, free • Your score the moment you finish, with a performance tier • Personal bests and recent-run trends for every test • Achievements as you work through all four categories • A new Daily challenge every day, the same test for everyone HONEST NUMBERS Turn on score sharing and your results are compared against a pool of real attempts, validated on our servers with rate limits, plausibility checks and trust scoring. No bot-filled leaderboards. No inflated numbers. Sharing is optional, anonymous, and off until you switch it on. BUILT TO RESPECT YOU • No ads, ever • No account, no sign-up, no email • Works offline. Comparing scores is the only thing that needs a connection • A random device ID you can reset any time. No name, no tracking across apps THE TESTS Speed: Reaction Time, Click Speed, Aim Trainer, Typing Speed, Number Reaction, Visual Reaction Time Memory: Sequence Memory, Number Memory, Visual Memory, Verbal Memory, Paired Memory, Chimp Test Focus: Stroop, Attention Span, Task Switching, Hidden Numbers, Peripheral Vision Reasoning: Pattern Recall, Mental Math, Spatial Reasoning MindBenchmark is for measurement and entertainment. It does not diagnose, treat or screen for any condition.
Screenshots
Verdict
The clearest difference is review sentiment: MindBenchmark at 100% against Dual N's 51%. MindBenchmark also leads on in-app purchases (none vs 2) and ads (none vs shown). Dual N's advantage is ratings volume (376 vs 5) and device support (3 vs 1). On price 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. Dual N sells 2 in-app purchases, starting at $0.99 per month. MindBenchmark asks for nothing beyond the download.
MindBenchmark holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Dual N has 376 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 51% of Dual N's written reviews are positive against 100% of MindBenchmark's.
Dual N ships an update fortnightly, MindBenchmark every 5 days. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.
| Parameter | Dual N | MindBenchmark |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (376 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 50.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 376 — better | 5 |
| Update frequency | Fortnightly | Every 5 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 199 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | GOKAKU SUPPLI, LIMITED LIABILITY CO. | RandomFuse LLC |
Customer experience
Dual N
MindBenchmark
In-app purchases
Dual N
- NBack Monthly Subscription3 Days trial$0.991 Month
- Lifetime Pass$12.99
MindBenchmark
No in-app purchases









