**prof-robot.com** Last updated: March 2026

1. Data Controller

The data controller within the meaning of the General Data Protection Regulation (GDPR) is:

Philip Arendes Scanbox #17169 Ehrenbergstr. 16a 10245 Berlin, Germany

For privacy-related inquiries, please contact us via the contact details provided on prof-robot.com.

2. Overview

Professor Robot is an AI-powered language learning service available through the messaging platforms WhatsApp and Telegram. We also operate the website prof-robot.com. This privacy policy explains what personal data we collect, the purposes for which we process it, and your rights as a data subject.

3. Data We Collect

3.1 Messenger Services (WhatsApp & Telegram)

Registration happens automatically when you send your first message to the respective bot. The following data is collected and processed:

• Contact information: Your phone number (WhatsApp) or Telegram handle
• Chat history: All messages exchanged with the bot
• Language preferences: Your chosen learning language and interface language
• Usage statistics: Frequency and timing of usage
• Learning analytics: Learning progress, results, and individual performance evaluations

The legal basis for this processing is Art. 6(1)(b) GDPR (performance of a contract) and Art. 6(1)(f) GDPR (legitimate interest in improving the service).

3.2 Website (prof-robot.com)