SOUDAソウダ is a free lifestyle app developed by GSC exclusively for driving school students. It is a comprehensive app that consolidates all the necessary information for a student's driving school experience. With this app, students can easily access important updates, files, links, and even take quizzes to test their knowledge on road signs.

The app features several functions such as receiving important notifications from their driving school, viewing files and links shared by the school, answering surveys from the school and SOUDA, and checking their safety status during emergencies. Additionally, SOUDAソウダ has a news section that provides useful articles about driving school life.

To use SOUDAソウダ, students need to register, and only those who are currently enrolled in a driving school that has partnered with GSC can use the app. Note that the information provided in the app varies depending on the driving school, so students are advised to check with their respective schools for more information.

Overall, SOUDAソウダ is a must-have app for driving school students who want to make their driving school experience more convenient and enjoyable.