sofatutor

sofatutor.com is an innovative online-education-platform. Short video tutorials are helping high school and college students to study for exams and recapitulate lessons. Subjects like mathematics, physics or economics are divided into short lessons. The tutorials are being produced by (ex-)teachers, tutors and students. Everyone can upload videos on sofatutor.com and earn money by participating in the revenue-sharing model of the service. Experts check the quality of each educational video before it is published. sofatutor offers subscriptions for 8-14 euros per month. The revenue is shared with the producers who earn royalties on a per-click basis. The startup sofatutor was founded in 2008 in Berlin and launched in 2009.