Number25 is a free brain training application for Android, developed by rocco12ve. It falls under the category of games and subcategory of arcade. The game is designed to test and improve your cognitive skills by requiring you to push numbers in order from 1 to 16, 25, or 36, depending on the level you choose.

The gameplay is simple but challenging, as you race against time to complete the task. Once you push all the numbers, your score time appears, which encourages you to try again and improve your performance. The app is perfect for those who want to exercise their brain and improve their cognitive functions. The high-speed level is particularly challenging and tests your ability to think and react quickly. Overall, Number25 is an excellent and engaging app for anyone looking to sharpen their mental skills.