True 3f Publisher: Le Dai Genre: Puzzle Released: 5 Jan, 2017 Size: 22.2 MB Price: FREE! Click here to request a review of this app App Store Info Description Happy New Year ! • 100% free Designed: • Number from 1 to 9 • 4 Basic Operator: +, -, *, / • 2x screen version Playing: • On both Ipad and iPhone • Playing by Swipe on screen (Up, Down, Left and Right) Screenshots Screenshot 1 of 10