Ultra Memory (Simon Says) is a free retro-style puzzle game available on Android, designed to enhance memory skills through engaging gameplay. Players can enjoy various modes, including a unique IQ-mode and the option to learn the digits of PI, making it both entertaining and educational. The game features customizable options such as button colors, sounds, and the ability to play with 2-5 players, enhancing its replay value.

The game offers extensive features, including adjustable speed settings, the ability to hide button lamps for added challenge, and a rewind mode to repeat sequences backwards. Players can choose the number of buttons from 2 to 100, making the game accessible for all skill levels. With no ads or permissions required, Ultra Memory stands out as an excellent choice for memory training and testing, suitable for devices running Android 2.3 and above.