GuaguaYa! is a free Android application developed by Makedalafela under the category of Travel & Navigation and subcategory of Public Transportation. It provides real-time information on the arrival time of Titsa buses in Tenerife.

The app has a simple and easy-to-use interface, allowing users to quickly access the arrival time of their bus at the nearest stop. It also includes information on the bus route and its final destination. The app icon is designed by CoelloDesign, and the app won the third prize on Open Data Canarias 2013.

Overall, GuaguaYa! is a useful app for those who rely on public transportation in Tenerife, providing accurate and up-to-date information on bus arrival times.