Back to Home

Privacy Policy

Last Updated: December 28, 2025

At MarkInMinutes, we are committed to protecting your privacy. This policy explains how we collect, use, and safeguard your personal data in compliance with GDPR and other applicable data protection laws.

1. Data Controller

The data controller responsible for your personal data is:

Libaty GmbHAm Krummen Graben 23
63150 Heusenstamm
Germany

Email: info@libaty.com

2. Data We Collect

1Account Information

  • Email address (required for account creation)
  • Full name (optional)
  • Password (stored securely hashed)
  • Profile picture (optional, via Google sign-in)

2Usage Data

  • Files you upload for grading (PDFs, documents, code files)
  • Assignment details and rubrics you create
  • Grading results and feedback generated
  • How you interact with the platform (pages visited, features used)

3Technical Data

  • IP address
  • Browser type and version
  • Device type and operating system
  • Access logs and error logs

4Payment Information

We do not store payment card details. All payment processing is handled by Paddle, our Merchant of Record. Paddle may collect billing information necessary to process your payments.

3. How We Use Your Data

We process your data for the following purposes:

  • To provide and maintain the MarkInMinutes service
  • To process your submissions through our AI grading system
  • To send you important service updates and notifications
  • To process payments and manage your subscription
  • To improve our service and develop new features
  • To detect and prevent fraud, abuse, and security issues
  • To comply with legal obligations

5. Third-Party Services

We work with trusted third-party providers to deliver our service:

ServicePurposeData Location
SupabaseDatabase, authentication, and file storageEU (Frankfurt)
VercelWebsite hosting and content deliveryGlobal (Edge)
RailwayBackend infrastructure and hostingEU/US
PaddlePayment processing and billingUK/EU
Google (Gemini AI)AI-powered grading analysisUSA
PostHogProduct analytics and user experience improvementEU

6. AI Processing of Your Data

When you submit files for grading, they are processed by AI systems (currently Google Gemini) to generate grading analysis and feedback.

Important Privacy Safeguards

  • Your submissions are NOT used to train AI models
  • Files are processed temporarily and deleted from AI systems after grading
  • AI providers do not retain your content beyond the processing period

7. Data Retention

We retain your data for different periods depending on the type:

Account dataRetained while your account is active, plus 3 years after deletion
Submission metadata and gradesRetained for 3 years for audit and improvement purposes
Uploaded filesDeleted immediately after grading is complete
Technical logsRetained for 90 days for security and debugging

8. Your Rights (GDPR)

As a data subject, you have the following rights:

  • Right of Access: Request a copy of your personal data
  • Right to Rectification: Correct inaccurate personal data
  • Right to Erasure: Request deletion of your personal data
  • Right to Restriction: Limit how we process your data
  • Right to Data Portability: Receive your data in a structured, machine-readable format
  • Right to Object: Object to processing based on legitimate interests
  • Right to Withdraw Consent: Withdraw consent at any time where processing is based on consent

To exercise these rights, contact us at privacy@markinminutes.com or use the account settings to delete your data.

9. Data Security

We implement appropriate technical and organizational measures to protect your data:

  • Encryption in transit (TLS 1.3) and at rest (AES-256)
  • Role-based access controls for employees
  • Regular security audits and monitoring
  • Prompt security updates and patch management

10. International Data Transfers

Your data may be transferred to and processed in countries outside the EU/EEA, including the USA. When this occurs, we ensure appropriate safeguards are in place, such as Standard Contractual Clauses approved by the European Commission.

11. Children's Privacy

MarkInMinutes is designed for educators and students. While students may use the service, accounts must be created by individuals who are at least 16 years old. We do not knowingly collect personal information from children under 16 without parental consent.

12. Cookies

We use cookies and similar technologies. For detailed information, please see our Cookie Policy.

13. Changes to This Policy

We may update this privacy policy from time to time. We will notify you of significant changes via email or through the platform. The 'Last Updated' date at the top indicates when the policy was last revised.

14. Supervisory Authority

If you believe we have not handled your data correctly, you have the right to lodge a complaint with a supervisory authority. For Germany:

Der Hessische Beauftragte für Datenschutz und Informationsfreiheit
Postfach 3163
65021 Wiesbaden
Germany
https://datenschutz.hessen.de

15. Contact Us

For any privacy-related questions or to exercise your rights, please contact us:

Email: privacy@markinminutes.com

© 2025 Libaty GmbH. All rights reserved.