Cookie Policy
Last updated: April 1, 2026
This Cookie Policy explains how PaidWrite uses cookies, local storage, and similar technologies when you use our mobile app, web app, and Chrome extension.
1. Overview
PaidWrite uses minimal client-side storage to operate the Service. We do not use advertising cookies, behavioral tracking cookies, or third-party analytics cookies.
2. Essential Storage
The following storage is required for PaidWrite to function:
| Technology | Purpose | Duration | Type | |-----------|---------|----------|------| | Device UUID | Unique device identifier (UUID v4) generated on first launch | Persistent until app uninstall or data clear | `expo-secure-store` (mobile), `localStorage` (web) | | Authentication token | Session token for logged-in users | Until logout or token expiration | `expo-secure-store` (mobile), `localStorage` (web) | | Stripe session data | Temporary payment session identifiers during checkout | Duration of checkout session | Set by Stripe payment iframe | | App settings | Language preference, onboarding completion status | Persistent | `AsyncStorage` (mobile), `localStorage` (web) |
3. Chrome Extension Storage
The PaidWrite Chrome extension uses `chrome.storage.local` to store:
- Device UUID — identifies the extension installation
- Analysis history cache — recently analyzed documents for quick access
- API endpoint configuration — server URL for API communication
4. Cookies Set by Third Parties
Stripe
During the payment process, Stripe's embedded payment iframe may set cookies necessary for fraud detection and payment processing. These cookies are governed by Stripe's Cookie Policy.Sentry
Sentry's error monitoring SDK may use local storage to track session information for error reporting. No personal information or document content is included. This is governed by Sentry's Privacy Policy.5. What We Do NOT Use
- No advertising or marketing cookies
- No third-party analytics cookies (Google Analytics, Mixpanel, etc.)
- No social media tracking pixels
- No cross-site tracking of any kind
- No fingerprinting technologies
6. Managing Your Data
Mobile App
- iOS: Settings > PaidWrite > Clear Data, or uninstall the app
- Android: Settings > Apps > PaidWrite > Storage > Clear Data, or uninstall the app
Web Browser
- Clear site data through your browser's settings (Settings > Privacy > Clear Browsing Data)
- Note: Clearing local storage will generate a new device UUID on next visit, and prior scan history will not be accessible
Chrome Extension
- Right-click the PaidWrite extension icon > Remove from Chrome
- Or: chrome://extensions > PaidWrite > Remove
7. Do Not Track
PaidWrite does not engage in behavioral tracking regardless of your browser's Do Not Track (DNT) setting. We do not track your browsing activity across websites.
8. Changes to This Policy
We will update the "Last Updated" date when this policy changes. For material changes, registered users will be notified via email.