TetradArcPuzzle app for iPhone and iPad

It is a puzzle game that arranges letters (names of one characters color) that are divided into several parts and become disjointed in their original form.
The color of the base is the color of this name.
The beginner level is nine parts and the time limit is two minutes.
The intermediate level is 12 parts and the time limit is 3 minutes.
The upper level is 16 parts and the time limit is 4 minutes.
The ultra-advanced level is 21 parts and the time limit is 5 minutes.
Tap two parts and it will be replaced.
Double tapping one part changes the orientation of that part.
A part is made up of four arcs.
The score is determined by the number of taps and the time until the character is completed.
Please reduce the number of taps, please complete the letters quickly to earn high scores.
The top 10 scores are recorded.
By registering at the game center, you can see the score of others.