The Dual N-Back

The Dual N-Back is a focused brain-training puzzle that challenges and improves working memory using simultaneous visual and auditory cues. Watch the grid, listen to the letters, and decide if the current cue matches the one N steps earlier. Difficulty adapts to your performance, turning short sessions into meaningful cognitive workouts. It offers dual, visual-only, and audio-only modes, a clean distraction-free interface, and configurable session length and speed. Track accuracy, N level progression, and streaks to measure improvement and stay motivated.