- Transfer system and time control. Profesto.io is a time transfer and control system that offers freelancers, companies, HR departments and employees to keep track of the hours spent, in accordance with current legal needs. Our multi-device system allows a quick report of transfers, incidents about transfers already made or forgotten, as well as a global vision of the geolocated transfers, vacations, absences and permits. - Who is the Profesto.io transfer app for? This transfer system is aim