脳トレアハ体験 is a free iPhone game developed by SEIJI KURIHARA. It falls under the category of games and aims to provide users with an enjoyable brain training experience. The game revolves around the concept of "アハ体験" or "Aha moments" and how they can activate brain cells and improve neural connections.

The game presents users with gradually changing photos and challenges them to carefully observe and find the areas that are changing. Once identified, users can tap on the changing areas to submit their answers. This process not only provides entertainment but also exercises the brain.

With 脳トレアハ体験, you can experience the thrill of "アハ体験" while sharpening your cognitive skills. It's a great way to have fun and train your brain at the same time.