The Lumber Calculator App by DigiBrain.ru is an Android-based application that allows you to easily convert cubic volume into units, square meters, and vice versa. You can also find out the price for a single board, square meter, and cubic meter by entering only one of these measurements. The app performs quick calculations without the need for additional buttons or manipulations.

To use the app, simply enter the dimensions of the board or log, and the app will calculate the volume, area, or number of pieces. You can also calculate the cost of lumber (timber) per cubic meter, square meter, or per piece. The app also allows you to calculate the weight of lumber of various species, as well as save your calculations for future reference.

In summary, the Lumber Calculator App is an essential tool for anyone who works with wood. It provides accurate calculations for lumber volume, area, and cost, making it easier for you to plan and manage your woodworking projects.