GO MTS is a free Android application developed by San Diego MTS that provides an easy and convenient way to plan trips using San Diego's public transportation system. With GO MTS, you can easily access real-time arrival information, bus and trolley schedules, and plan your trips from start to finish.

GO MTS also offers a one-tap connection to Trolley security and a Track Me feature that allows you to send your trip details to designated contacts. Whether you're a local or a visitor, GO MTS has got you covered with its Spanish language version of the app and location tracking feature that shows stops near you.

Overall, GO MTS is a must-have app for anyone looking to explore San Diego without the hassle of driving. Best of all, it's completely free with no subscription or fees. Whether you're traveling to Chula Vista, National City, El Cajon, Coronado, or La Mesa, GO MTS is your ultimate San Diego transit companion.