Yu-Mao Feng

Finger Count is an amazing counting game in your pocket. It lets your kids learn and have fun at the

Finger Count is an amazing counting game in your pocket. It lets your kids learn and have fun at the

Finger Match is an amazing shape matching game in your pocket. It lets your kids learn and have fun

Finger Match is an amazing shape matching game in your pocket. It lets your kids learn and have fun

Warning: it's an addictive puzzle game!Make 3 or more jewels horizontally, vertically, or diagon

Warning: it's an addictive puzzle game!Make 3 or more jewels horizontally, vertically, or diagon

Finger Timer is a speedcubing/speedstacking timer in your pocket!It's a simple and elegant timer

Finger Timer is a speedcubing/speedstacking timer in your pocket!It's a simple and elegant timer

Screen Size is a handy tool for UI designers or engineers. Enter screen size in pixel and diagonal i

Screen Size is a handy tool for UI designers or engineers. Enter screen size in pixel and diagonal i