#100 Top Free in 30 countries.
"OpenValve" is a traditional pipe puzzle game.
The goal is to connect pipes scattered from start to end .
Playing time will decrease the level of difficulty increases.
Features:
- 250 levels.
- Online ranking support.
- Turn off the timer options.
Control:
- To rotate to the angle you want to touch the pipe.
- All of the pipe connection is complete, click the button to open valve.