Visual 𝑛-back is a dual 𝑛-back game that exercises your working memory.
A game consists of 20 rounds, each lasting 2.5 seconds by default. Each round displays a number somewhere in a 3×3 grid. The challenge is to remember whether the number, or its grid position, are the same as the 𝑛-th previous round.
You can press the and buttons to indicate matches.
Difficulty is automatically increased or decreased according to your performance. Visual 𝑛-back can optionally be played in single 𝑛-back mode.