Power Cycle is an app for calculating the cost of replacing a worn out part in a jet engine. This is one of the most important values for the airline as it determines how much money it will take to complete a maintenance operation. It is calculated based on the remaining cycles of the engine. 

The app is presented by Power Werks, Inc. and it is used by more than 400 airlines and air carriers worldwide. It is a simple and user-friendly tool that calculates all of the necessary values for replacing a part in an engine. It can be used by the maintenance staff to estimate the cost of the operation and the remaining cycles of the engine.