Dual N-Back ADHD Focus Game Downloads & RevenueDual N-Back ADHD Focus Game · App Store
Not in any tracked top chart right now.
Updated 11 Nov 2026 · rankings refresh through the day
DeveloperHiromi Fujita
CategoryEducation
PriceFree
Released
Rating★ 4.5 (226)
Version4.2.1
Age rating4+
First seen by us
24 Oct 2026
24 Oct 2026Dual N-Back ADHD Focus Game update history & changes
Last change · 3 events since 3 Jun 2021Full timeline ↓Full timeline · 3 events
- 🆕Dual N-Back ADHD Focus Game first spotted by AppInsiderJapan (found via developer)
- 📦Dual N-Back ADHD Focus Game version 4.2.1We fixed minor bugs. We will continue improving the app to make it even easier to use.
- 🆕Dual N-Back ADHD Focus Game released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.5 ★
226 ratings
Measured
Dual N-Back ADHD Focus Game on the App Store
App details
App ID
1568448504
Publisher
Hiromi Fujita
On the store since
Jun 2021
5 years on the store
Minimum OS
iOS 17.0+
iPhone XS and later
Devices
iPhone · iPad
Game Center
Content rating
4+
Languages
24
CS DA NL EN FI FR DE EL HU ID IT JA …
Size
42 MB
Also listed in
Puzzle, Games
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.5 ★
226 ratings
Measured
Ratings
226
Measured
About Dual N-Back ADHD Focus Game
■ What is Dual N-Back
Dual N-Back is a scientifically proven brain training app that strengthens your working memory, concentration, and cognitive abilities.
With consistent training, it helps improve your IQ, memory, and thinking speed.
---
■ Basic Rules
The rules of Dual N-Back are simple, yet your brain works harder the more you play.
* Remember the sequence of positions and letters displayed on the screen.
* When the current position or letter matches the one shown N steps earlier, press the corresponding button.
* Each correct answer sharpens your memory and focus — like a workout for your brain.
* The challenge continues until all lives are lost, testing your concentration and endurance.
---
■ Main Features
* Difficulty Adjustment: Choose from N-2 to N-5 and train at your own level.
* Progress Visualization: Track your training volume with graphs and see your improvement through the average correct answers per game.
* Statistics and Calendar: View summarized stats such as play count, accuracy rate, and average score. Review your progress on a calendar to stay motivated.
* Global Ranking: Compete with players around the world and challenge the limits of your brain.
---
■ The More You Play, the Stronger Your Brain Becomes
Just a few minutes a day — on your commute or during a break — can make a real difference.
Every session helps your brain grow stronger, step by step.
Take one step today to evolve your mind.
Dual N-Back is a scientifically proven brain training app that strengthens your working memory, concentration, and cognitive abilities.
With consistent training, it helps improve your IQ, memory, and thinking speed.
---
■ Basic Rules
The rules of Dual N-Back are simple, yet your brain works harder the more you play.
* Remember the sequence of positions and letters displayed on the screen.
* When the current position or letter matches the one shown N steps earlier, press the corresponding button.
* Each correct answer sharpens your memory and focus — like a workout for your brain.
* The challenge continues until all lives are lost, testing your concentration and endurance.
---
■ Main Features
* Difficulty Adjustment: Choose from N-2 to N-5 and train at your own level.
* Progress Visualization: Track your training volume with graphs and see your improvement through the average correct answers per game.
* Statistics and Calendar: View summarized stats such as play count, accuracy rate, and average score. Review your progress on a calendar to stay motivated.
* Global Ranking: Compete with players around the world and challenge the limits of your brain.
---
■ The More You Play, the Stronger Your Brain Becomes
Just a few minutes a day — on your commute or during a break — can make a real difference.
Every session helps your brain grow stronger, step by step.
Take one step today to evolve your mind.
Latest updates
4.2.1
We fixed minor bugs. We will continue improving the app to make it even easier to use.
