Belt Length Calculator for 2ps is a free Android application developed by ONICOSINC. that allows users to calculate the belt length for two pulleys. With the ability to set the radius of the two pulleys and the distance between their axles, the app accurately calculates the lap length for both pulleys. Users can tap on the pulleys or the line between the axis to activate the spin button.

The app's calculations are based on simple geometry, and it doesn't include values for deflection and margin, such as the contact surface of the V-belt. It is important to note that the unit of measurement is not specified, so users are advised to use the unit that best suits their purpose. Overall, Belt Length Calculator for 2ps is a simple and effective tool for those in need of calculating belt length for two pulleys.