# Dual N-Back by N-Back Lab — Memory & cognitive training

> Memory & cognitive training (iPhone/iPad app by Nordeen Chakroune.)

- Source: https://appshunter.io/ios/app/dual-n-back-by-n-back-lab/id6759723519 (this page in markdown: same URL + `.md`)
- Developer: [Nordeen Chakroune](https://appshunter.io/developer/1880354440)
- Category: Health & Fitness, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 35 MB
- Languages: English
- Released: 2026-03-20
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/dual-n-back-by-n-back-lab/id6759723519/reviews.md

## What is Dual N?

NBackLab is a focused brain training app built around Dual N-Back, one of the most researched methods for challenging working memory and fluid intelligence. 

Push your brain with multiple training modes:

Dual N-Back – simultaneous auditory and visual working memory training
Audio N-Back – strengthens listening, focus, and verbal reasoning
Position N-Back – improves visuospatial memory and mental navigation

NBackLab also includes Digit Span (Forward) and Digit Span (Reverse) assessments so you can test and challenge your memory capacity over time.

Whether you are a student, founder, chess player, knowledge worker, or anyone serious about cognitive performance, NBackLab gives you a clean, disciplined way to build a stronger mental workspace. It does not teach facts. It trains your ability to hold, update, and manipulate information under pressure.

WHY NBACKLAB

Research-backed Dual N-Back training
Multiple modes targeting different cognitive skills
Built-in psychometric-style memory tests
Fast, effective daily sessions
Clean, distraction-free experience

Train your working memory.
Challenge your fluid intelligence.
Build your daily ritual for cognitive performance.


## Version history (last 3 releases)

### 1.7.6 — 2026-04-09

Fix minor UI issues

### 1.7.3 — 2026-03-25

iPad UI fixes

### 1.7.1 — 2026-03-20

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-15.*