Privacy Policy
Last updated: June 4, 2025
Introduction
At mermantic, we take your privacy seriously. This Privacy Policy explains how we collect, use, and protect your personal information when you use our free online diagram creation service.
Information We Collect
We collect the following types of information:
- Account information (email, username) when you register
- Diagram content and metadata that you create
- Usage data to improve our service
- Technical information (browser type, IP address)
How We Use Your Information
We use your information to:
- Provide and improve our diagram creation service
- Save and manage your diagrams
- Send important service updates
- Ensure security of your account
Data Storage and Security
Your diagrams and personal information are stored securely. We implement appropriate security measures to protect against unauthorized access or alteration of your data.
Sharing Your Information
We do not sell your personal information. Your diagrams are private by default and only shared when you choose to do so using our sharing features.
Your Rights
You have the right to:
- Access your personal information
- Correct inaccurate information
- Request deletion of your account and data
- Export your diagrams
Contact Us
If you have any questions about this Privacy Policy, please contact us at: