# Dual N-Back: Memory Trainer

> Boost working IQ, focus, logic

Canonical page: [https://chrome-stats.com/d/id6759211886](https://chrome-stats.com/d/id6759211886)

## Overview

- **ID:** `id6759211886`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Konstanty Koszewski
- **Category:** Education
- **Rating:** 4.70 / 5 (3 ratings)
- **Version:** 1.0
- **Last updated:** 2026-02-20
- **First published:** 2026-02-20
- **Size:** 27 MB
- **Data as of:** 2026-09-05
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/dual-n-back-memory-trainer/id6759211886)
- **Website:** [https://greenbisonstudio.web.app/](https://greenbisonstudio.web.app/)
- **Privacy policy:** [https://greenbisonstudio.web.app/privacy.html](https://greenbisonstudio.web.app/privacy.html)

## Description

Adaptive Dual N-Back training built on principles of neuroplasticity. Strengthen working memory, improve attention, and track measurable cognitive progress.

Designed for structured cognitive training, Dual N-Back challenges your working memory daily and helps you build sustained focus over time

Dual N-Back is one of the few cognitive tasks studied in academic research with evidence suggesting improvements in working memory and fluid intelligence when practiced consistently. This app gives you a precise, distraction-free training environment plus the analytics you need to measure real progress.

What you’ll get
- Adaptive Dual (visual + audio) and extended modes, the app automatically raises N-level as you improve.
- Session metrics: N-level, Accuracy (%), Mean Reaction Time (ms), track what's changing, not just how you feel.
- Long-term charts & heat map (Premium): accuracy trends, reaction time improvements, N-level distribution and calendar streaks.
- Guided Plans: 4-Week Boost, Daily Micro-Sessions, and Research-Mode for lab-style protocols.
- Clean, low-distraction UI (Dark/Light), ergonomic controls for thumb response.
- Customizable training environment, adjust voice, haptics and stimulus timing to match your preferred intensity.

Freemium model & Honeymoon trial
Enjoy full Premium access free for the first 3 days and experience the complete training system, unlimited sessions, ad-free focus, and advanced analytics that reveal your long-term cognitive growth. Premium unlocks detailed progress history, deeper performance insights, and structured plans designed for serious improvement.

Who it’s for
- Students and professionals who want measurable boosts in focus and mental throughput.
- Adults looking to keep their memory sharp with short daily practice.
- High-performers and curious minds who treat cognitive fitness seriously.

Start a practice streak today. Train at the edge of your capacity, measure real results, and make cognitive fitness part of your routine.

Privacy Policy: https://greenbisonstudio.web.app/privacy
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Rankings

- #570,442 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6759211886)