# N-Back Brain Trainer

> Daily memory & focus training

Canonical page: [https://chrome-stats.com/d/id6761675343](https://chrome-stats.com/d/id6761675343)

## Overview

- **ID:** `id6761675343`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Toru Fukui
- **Category:** Education
- **Version:** 1.0.8
- **Last updated:** 2026-09-22
- **First published:** 2026-04-15
- **Size:** 4.90 MB
- **Data as of:** 2026-09-22
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/n-back-brain-trainer/id6761675343)
- **Website:** [https://fukuidinotech.github.io/nback-training-site/en/](https://fukuidinotech.github.io/nback-training-site/en/)
- **Privacy policy:** [https://fukuidinotech.github.io/nback-training-site/privacy.html](https://fukuidinotech.github.io/nback-training-site/privacy.html)

## Description

Five minutes of N-Back a day. Position, audio, and dual modes. No ads during training sessions.

A daily training app based on the N-Back task, widely used in cognitive psychology research. Challenge your working memory with just 5 minutes a day.

◆ 3 TRAINING MODES
• Single — Position: Memorize lit positions on a 3×3 grid
• Single — Audio: Remember spoken letters via text-to-speech
• Dual — Position + Audio: Train both at the same time for the ultimate challenge

◆ TRACK YOUR GROWTH
• Accuracy trend chart and session history
• Highest N-level reached
• Streak counter to build a daily habit
• iCloud sync keeps your training data on every device

◆ COMPETE & ACHIEVE
• Game Center leaderboards: accuracy, max N-level, streak
• 8 achievements from your first session to 30-day streaks

◆ DESIGNED FOR FOCUS
• Zero ads during training — your concentration comes first
• Clean, minimal interface inspired by fitness tracking tools

◆ SIMPLE PRICING
• Free to use with occasional ads (never during training)
• No in-app purchases, no subscriptions, no hidden fees

◆ ADJUSTABLE DIFFICULTY
• N-1 to N-9: start easy and progress at your own pace
• Suitable for students, professionals, and anyone looking to challenge their cognitive abilities

Note: This app is a cognitive training tool based on the N-Back task used in research. It is not a medical device and does not diagnose, treat, or prevent any condition. Improvement in cognitive function is not guaranteed.

## Rankings

- #1,072,419 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6761675343)