The following points covers all the rules on Checkers for 4:
- Checkers can only go forwards
- Steps are one by one
- The kills follow the same rules as traditional checkers
- A player can pass his/her turn
- You get a super checker once you reach an oponents side (doesn't mind wich one you choose)
- Super checker can run on multiple steps in each turn, in any valid direction
- The winner is the last player who still has checkers on the table
This is the link to the application, from android market
https://play.google.com/store/apps/details?id=com.digesco.checkers_for_four_free
Additionally, there's a full version, with many new features, at a ridiculous cost

https://play.google.com/store/apps/details?id=com.digesco.checkers_for_four

