Privacy Policy
Last updated: March 2026
What We Collect
- Account information: Your name and email address from Microsoft OAuth sign-in.
- OAuth tokens: Microsoft access and refresh tokens to interact with your OneDrive on your behalf.
- Session text: The text you paste for drip sessions. This is stored temporarily while your session is active.
- Document references: OneDrive item IDs and file URLs for your target documents.
- Usage data: Session history, word counts, and duration preferences.
- Payment information: Processed securely by Stripe. We do not store your credit card details.
How We Store and Secure Your Data
- Microsoft OAuth tokens are encrypted at rest using AES-256-GCM.
- Session text is stored in our database only while a session is active or recently completed.
- All data is transmitted over HTTPS.
- We use PostgreSQL for data storage with encrypted connections.
Third-Party Services
- Microsoft: We use Microsoft OAuth for authentication and Microsoft Graph API to access your OneDrive files.
- Stripe: Payment processing for Pro subscriptions and pay-per-use purchases.
- Vercel: Application hosting.
Your Rights
- Data deletion: You can request deletion of your account and all associated data by contacting us.
- Data export: You can request an export of your data.
- Access control: You can revoke WriteSim's access to your Microsoft account at any time through your Microsoft account settings.
Contact
For privacy-related questions or requests, contact us at privacy@writesim.app