Privacy Policy

Last updated: April 2, 2026

1. Introduction

PaperSynapse (“we”, “our”, “us”) is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our web application and related services.

2. Information We Collect

Account Information

When you create an account, we collect your email address and, if you sign in with Google, your name and profile information provided by Google.

Research Data

When you upload CSV or RIS files, we process the paper metadata (titles, authors, abstracts, publication years, DOIs, etc.) to provide our analysis services. This data is stored in your account and is only accessible to you.

Usage Data

We collect information about how you use the application, including the number of papers extracted, features used, and general interaction patterns. This helps us improve the service.

Payment Information

Payment processing is handled by Stripe. We do not store your credit card details. Stripe’s privacy policy governs the collection and use of your payment information.

3. How We Use Your Information

  • To provide and maintain the PaperSynapse service
  • To process your uploaded papers using AI-powered extraction
  • To provide AI chat functionality for querying your datasets
  • To manage your account and subscription
  • To respond to your support requests and communications
  • To improve and optimize our service
  • To monitor usage and enforce subscription limits

4. AI Data Processing

PaperSynapse uses AI to process paper abstracts and provide chat functionality. When you use these features, the relevant text data (abstracts, chat messages) is sent to a third-party AI provider for processing. Your data is not used to train AI models.

5. Third-Party Services

We rely on trusted third-party service providers to operate PaperSynapse. These providers may process or store data on our behalf in the following categories:

  • Payment processing - Secure handling of payments and subscription management
  • Authentication - Account sign-in and identity verification (including social login providers)
  • Database and storage - Secure hosting and storage of your account and research data
  • Application hosting and deployment - Serving and delivering the application to you
  • AI processing - Processing paper data and powering chat functionality (see Section 4)
  • Analytics and monitoring - Measuring performance and improving the service

All third-party providers are selected for their strong privacy and security practices. Your data is shared with these providers only to the extent necessary to deliver our services, and is governed by their respective privacy policies.

6. Data Storage and Security

Your data is stored securely with row-level security policies ensuring that you can only access your own data. All data is encrypted in transit using TLS and at rest. We implement industry-standard security measures to protect your information.

7. Cookies and Local Storage

We use cookies for authentication session management. We also use browser local storage to persist your theme preference and application state. We may use analytics for basic performance monitoring, which may use cookies.

8. Data Retention

We retain your account data and saved projects for as long as your account is active. If you delete your account, your data will be removed within 30 days. Contact us to request account deletion.

9. Your Rights

You have the right to:

  • Access the personal data we hold about you
  • Request correction of inaccurate data
  • Request deletion of your data and account
  • Export your data (using the CSV export feature)
  • Withdraw consent for data processing
  • Lodge a complaint with a supervisory authority

10. Children’s Privacy

PaperSynapse is not intended for use by individuals under the age of 13. We do not knowingly collect personal information from children under 13.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any significant changes by posting the updated policy on this page and updating the “Last updated” date.

12. Contact Us

If you have questions about this Privacy Policy or our data practices, please contact us at: [email protected]