Boost app is completely free.
It is intended for companies, more precisely for its employees.

The application is a platform through which education will be performed and notifications will be sent to users. It is intended for companies that want to better educate their employees in this way, hold trainings, share information and news with them, as well as monitor their progress on the application.
Users are registered by the company by importing access data into the database, assigning them access credentials.