Dual N vs Pair Quest
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!
Pair Quest
Sharpen your mind with this addictive card matching game. Featuring multiple difficulty levels, daily challenges, and an achievement system, it offers a fun way to train your memory. Enjoy beautiful card designs and immersive sound effects for a rewarding mental workout.
- Multiple difficulty levels
- Progressive unlock system
- Daily challenges with streak tracking
- Achievement system with badges
- Genius mode with shuffling cards
- Best time and score tracking
- Beautiful card designs
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PairQuest - The Ultimate Memory Card Matching Challenge! Test your memory and sharpen your mind with PairQuest, the addictive card matching game featuring beautiful playing card designs and multiple difficulty levels. FEATURES: - 4 Difficulty Levels - From Easy to Genius mode - Progressive Unlock System - Master each level to advance - Daily Challenges - New puzzle every day with streak tracking - Achievement System - Earn bronze, silver, and gold badges - Genius Mode - Cards shuffle when you make mistakes! - Best Time & Score Tracking - Beat your personal records - Beautiful Card Designs - Classic playing card aesthetics - Sound Effects - Immersive audio feedback PERFECT FOR: - Memory training - Quick mental workouts - Casual gaming sessions - All ages - kids to adults CHALLENGE YOURSELF: Can you complete all levels with zero wrong moves? Can you beat the clock? Unlock achievements and climb the difficulty ladder! Download PairQuest now and start training your memory today!
Screenshots
Verdict
The clearest difference is review sentiment: Pair Quest at 100% against Dual N's 51%. Pair Quest also leads on in-app purchases (none vs 2) and ads (none vs shown). Dual N's advantage is ratings volume (379 vs 1). On price, device support and iOS requirement 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. Pair Quest asks for nothing beyond the download.
Pair Quest holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Dual N has 379 ratings behind it against 1, 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 Pair Quest's.
| Parameter | Dual N | Pair Quest |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (379 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 50.9% of reviews | 100.0% of reviews — better |
| Number of ratings | 379 — better | 1 |
| Update frequency | Fortnightly | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 199 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | GOKAKU SUPPLI, LIMITED LIABILITY CO. | Vehicle Analytics Ltd |
Customer experience
Dual N
Pair Quest
In-app purchases
Dual N
- NBack Monthly Subscription3 Days trial$0.991 Month
- Lifetime Pass$12.99
Pair Quest
No in-app purchases









