Privacy Policy

Last updated: 20 December 2025

1. Introduction

Welcome to Paperedge. We are committed to protecting your personal data and respecting your privacy. This Privacy Policy explains how we collect, use, store, and protect your information when you use our collaborative research platform.

For any privacy-related inquiries, please contact us at [email protected] .

2. Information We Collect

We collect the following types of information:

Account Information

When you sign up using OAuth providers (Google, GitHub, or LinkedIn) or email registration, we collect your name, email address, and profile picture (if available).

Authentication Data

We store OAuth tokens and session data necessary to keep you signed in and authenticate your requests.

Usage Data

We collect anonymized analytics data about how you use our service to improve user experience, as well as error logs to identify and fix technical issues.

Content Data

Research collections, papers, annotations, and other content you create or upload to the platform.

3. How We Use Your Information

We use your personal data for the following purposes:

  • Service Provision: To provide, maintain, and improve the Paperedge platform
  • Authentication: To verify your identity and secure your account
  • Communication: To send important service updates and respond to your inquiries
  • Analytics: To understand how users interact with our platform and improve functionality
  • Error Tracking: To identify and resolve technical issues
  • Security: To detect and prevent fraud, abuse, and security threats

4. Third-Party Services

We use the following third-party services to operate our platform:

Google OAuth

Authentication provider

GitHub OAuth

Authentication provider

LinkedIn OAuth

Authentication provider

Cloudflare Turnstile

Bot protection and security verification

Google Analytics

Usage analytics and insights

Stripe

Payment processing (for premium features)

Each of these services has their own privacy policy. We encourage you to review their policies to understand how they handle your data.

5. Cookies and Tracking

We use cookies for the following purposes:

Essential Cookies

Required for authentication and maintaining your session. These cookies are necessary for the platform to function.

Analytics Cookies

Used by Google Analytics to help us understand how visitors interact with our platform.

We Do Not Sell Your Data
We do not use marketing or advertising cookies, and we never sell your personal data to third parties.

6. Data Retention

We retain your personal data for as long as your account is active. When you delete your account, all your personal data is permanently deleted from our systems. We do not retain any personal information after account deletion.

7. Your Rights Under GDPR

Under the General Data Protection Regulation (GDPR), you have the following rights:

  • Right to Access: Request a copy of your personal data
  • Right to Rectification: Request correction of inaccurate data
  • Right to Erasure: Request deletion of your personal data
  • Right to Data Portability: Receive your data in a structured, machine-readable format
  • Right to Object: Object to the processing of your personal data
  • Right to Withdraw Consent: Withdraw consent at any time where processing is based on consent
  • Right to Lodge a Complaint: File a complaint with a supervisory authority

To exercise any of these rights, please contact us at [email protected] .

8. Data Security

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

  • Encrypted data transmission using HTTPS/TLS
  • Secure OAuth-based authentication
  • Regular security assessments and updates
  • Access controls and authentication for internal systems

9. International Data Transfers

Your data is not transferred outside the European Union/European Economic Area (EU/EEA). We ensure that your personal data remains protected under GDPR standards.

10. Children's Privacy

Paperedge is not intended for use by individuals under the age of 16. We do not knowingly collect personal data from children. If you believe a child has provided us with personal data, please contact us at [email protected] and we will take steps to delete such information.

11. Changes to This Policy

We may update this Privacy Policy from time to time. When we make significant changes, we will notify you by updating the "Last updated" date at the top of this policy and, where appropriate, provide additional notice (such as via email or in-app notification).

12. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us:

[email protected]