Spot the Difference

Two grids look the same — but a few tiles don’t match. Find every mismatch as fast as you can, then a new pair appears. Clear as many boards as you can before time’s up. Trains visual comparison and attention to detail.

Trains: Visual attention · Category: Attention & Speed

How to play: Spot the Difference is a free, browser-based brain-training game in the Brain Gym suite. Play it instantly — no sign-up, works offline, and your best scores are saved on your device.

Play Spot the Difference · All Brain Gym games