CompareOpen in Google PlayApp info
- Installs
- 500+
- Category
- Education
- Content rating
- Everyone
- Version
- 1.1.1
- Released
- Mar 31, 2026
- Last updated
- 31 Mar 2026
- In-app purchases
- No
- Contains ads
- No
- Promo video
- No
- Requires Android
- 7.0
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What's newin version 1.1.1
This minor update brings essential bug fixes and performance optimizations. ## What's New in 1.1.1 - **Vibration & Lifecycle:** Refined vibration accuracy upon button presses and ensured audio pauses safely when backgrounding the app. - **Visual Stability:** Unified grid border thicknesses on the Splash Screen and prevented text wrapping on the Settings page. - **Standardized Audio:** Restricted German audio cues statically to C, G, H, K, P, Q, T, and W.
About this app
The original scientific Dual N-Back. Improve focus and memory.
Read full description
Unlock your cognitive potential with the only scientifically-backed brain trainer. Dual N-Back is the only task proven in landmark research to potentially increase fluid intelligence and working memory. This version is built for purists who want the exact experience described in the original studies—without the distractions of modern mobile games. #Fluid intelligence #Working memory training #Jaeggi Dual N-Back #Cognitive enhancement Why choose this version? Scientifically Accurate: Built to the specifications of the original research papers. Zero Distractions: No ads, no subscriptions, and no "energy" limits. Just you and your brain. Dual Stream Training: Track both visual (position) and auditory (letter) cues simultaneously. Clean Interface: A minimalist Flutter-based design that stays out of your way. The Science The "N-Back" task involves remembering a sequence of stimuli that was presented "N" steps ago. As "N" increases, the demand on your working memory grows. Regular practice has been shown to improve focus, problem-solving, and cognitive control. Features: Classic Dual N-Back gameplay. Customizable N-level. Seamless performance on Android and Web. Completely free and focused on your progress.