The OS forGerman tutors
A dedicated operating system for German tutors. Replace Calendly, Stripe, and Dropbox.
The problem with Preply.
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Goethe-Institut exam prep tracking
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Business German client management
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Complex grammar explanation tools
Free tool
See how much you're really losing
Calculate your true hourly rate after Preply takes their cut. Most German tutors are surprised by the numbers.
Open Earnings CalculatorNo signup required
Studio-grade tools for independents
Build your studio around your students, not a marketplace.
AI Conversation Practice
Let your German students practice speaking between lessons. You track their progress.
Audio Feedback
Correct pronunciation with native voice notes directly in the chat. Perfect for German nuances.
0% Commission
Move your loyal students off Preply and keep 100% of the fee.