StolKal is a free Android app developed by Mikrotech Marek Mitoński, categorized as a utility and tool. It is a calculator designed for cabinet makers that provides accurate dimensions of various elements such as standing cabinets, hanging cupboards, corner cabinets, cabinets with drawers, sliding doors, and attic cabinets.

The app is easy to use and offers a simple interface. It provides accurate measurements, ensuring that the elements fit perfectly in the desired space. The app's versatility allows for different configurations, making it useful for various cabinet-making projects.

Overall,  StolKal is a useful app for cabinet makers that provides accurate measurements for various elements. Its simple interface and versatility make it a valuable tool in the field, and its availability on Android makes it accessible to many users.