Kalkulačka Lásky is a free Android app developed by KneeGo and falls under the Lifestyle category. As the name suggests, it is a love calculator that provides an entertaining way to calculate the compatibility between two people.

The app's interface is simple and user-friendly. Users need to enter their names and birthdates, and the app calculates the compatibility percentage. The app also provides a short description of the compatibility level, which can be shared with friends and loved ones. Overall, Kalkulačka Lásky is an entertaining app that provides a fun way to test the compatibility between two people.