Comparison

Tiles² vs Dual N

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

Head to head
About

Tiles²

Test your memory with this fast-paced game. Memorize numbered tile sequences within a time limit and tap them in the correct order to advance. The challenge increases with each round, offering rewards and a competitive leaderboard.

Highlights
  • Memorize numbered tile sequences
  • Tap tiles in correct order
  • Increasing difficulty
  • Earn rewards
  • Compete for high scores
Features
Read full description

Tiles² is a memory game. You have three (3) seconds to memorize a numbered sequence of tiles. When ready, tap the tiles in the correct order to complete a round. The difficulty will increase as the rounds progress. Earn rewards by completing challenges and compete against your friends for the highest score.

About

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.

Highlights
  • Working memory training
  • Customizable difficulty (N-value, interval, session length)
  • Goal setting and reminders
  • Global leaderboards
  • Multilingual support
  • Ad-free Pro version
Features
Read full description

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!

Screenshots

Tiles²4 screens
Dual N4 screens

Verdict

The call

The clearest difference is in-app purchases: Tiles² at none against Dual N's 2. Tiles² also leads on ads (none vs shown) and review sentiment (86% vs 51%). Dual N's advantage is update cadence (fortnightly vs every 2 months). On price, rating, ratings volume 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. Dual N sells 2 in-app purchases, starting at $0.99 per month. Tiles² asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Tiles² against 4.6 for Dual N. Both are backed by a comparable volume of ratings — 631 and 376 respectively. Written reviews are what separate them: 86% of Tiles²'s written reviews are positive against 51% of Dual N's.

UpkeepUpdate frequency

Tiles² ships an update every 2 months, Dual N fortnightly. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

Scorecard6 real differences · 4 level
Tiles² versus Dual N: the parameters behind the verdict, then further details
ParameterTiles²Dual N
PriceFreeFree
Rating4.6 (631 ratings) — better4.6 (376 ratings)
Positive reviews85.7% of reviews — better50.9% of reviews
Number of ratings631 — better376
Update frequencyEvery 2 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.0
Further details — not scored
Size26 MB199 MB
Age rating4+4+
DeveloperAndrew AboshGOKAKU SUPPLI, LIMITED LIABILITY CO.

Customer experience

Tiles²

All ratings628 ratings
Positive92.5%
Neutral4.3%
Negative3.2%
Written reviews56 reviews
Positive85.7%
Neutral8.9%
Negative5.4%

Dual N

All ratings362 ratings
Positive88.1%
Neutral5.8%
Negative6.1%
Written reviews110 reviews
Positive50.9%
Neutral20.0%
Negative29.1%

Bugs and requests

Tiles²

Reported bugs

2 issues
  • Tiles shifting after iOS updates
  • Time tracking bug

Requested features

4 requests
  • More themes and color options
  • Randomized tile placement
  • Option to remove ads
  • More challenging modes

Dual N

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Tiles²

No in-app purchases

2 purchases

Dual N

Subscriptions1
  • NBack Monthly Subscription3 Days trial$0.991 Month
One-time1
  • Lifetime Pass$12.99

Questions

Is Tiles² free?
Tiles² is free to download, with no in-app purchases.
Is Dual N free?
Dual N is free to download, with in-app purchases available.
Which has better reviews, Tiles² or Dual N?
Tiles² is rated higher. Tiles² averages 4.6 out of 5 from 631 ratings, while Dual N averages 4.6 from 376 ratings.
Do Tiles² or Dual N have ads?
Dual N shows ads; Tiles² does not.
Which is updated more often, Tiles² or Dual N?
Tiles² ships an update every 2 months, and Dual N fortnightly. Most recently, Tiles² was updated on October 21, 2026 and Dual N on October 27, 2026.

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