Gear Calculator is a free Android application developed by MetaGlobeQA that provides a comprehensive set of tools for gear calculation. With this app, users can calculate RPM, PCD, the number of teeth, module, dia pitch, circular pitch, OD, root dia, gear ratio, and indexing of spur gear.

The app is user-friendly and easy to navigate, with a clean interface that makes it easy to input the necessary data for calculations. The results are displayed promptly and accurately, making it a reliable tool for anyone who needs to perform gear calculations.

Overall, Gear Calculator is a valuable utility tool that provides an extensive range of gear calculations. With its easy-to-use interface and accurate results, it is an excellent addition for anyone who needs to perform gear calculations.