FFS Calculator

Simple app used to calculate pet energy recharge times in the Friends for Sale online app that runs on Facebook.

Ideal helper if you don't want to keep waiting for your pets' energy to recharge. Just enter the current energy and select the task to be performed. However, there is also an option to set your own default time and desired energy.

The application is tested on both CZ and EN versions of the system, so you don't have to worry about different format of automatically entered time.