Privacy Policy for Sutta 423
Last updated: March 14, 2026
Overview
Sutta 423 is designed to collect as little data as possible while still supporting the core product experience, including daily reading progress, optional account sync, reminders, purchases, and product analytics. We do not sell personal data, and we do not use the app for third-party advertising or cross-app tracking.
What We Collect
Device Identifier
The app generates a random device identifier stored locally on your device. We use it to support reading progress, app state, and analytics.
Reading Progress and App State
- Your current day and reading progress
- Whether you have completed onboarding
- Saved verses and related app preferences
- Reminder settings, if you enable reminders
Optional Account Information
If you choose to sign in with Apple or Google, we may store account information returned by those providers, such as your authentication provider, email address, and display name, when provided.
Purchase and Subscription Information
If you make a purchase, Apple processes the transaction. We may store subscription state needed to unlock supporter features and understand which support tier is active.
Product Analytics
We collect limited analytics about how the app and website are used so we can improve the product. This may include app opens, app version information, screen and feature usage, onboarding, reminder, account, supporter flow events, reading progress, verse interaction events, website visits, and website engagement events.
What We Do Not Collect
- No contacts
- No photos or media
- No health or fitness data
- No advertising identifiers for cross-app tracking
- No precise location data
- No sale of personal data
How We Use Data
- Deliver the core reading experience
- Sync progress and account state
- Enable reminders you request
- Restore or manage supporter access
- Measure and improve product quality, usability, and retention
- Understand website and app performance
Data Storage and Retention
Operational data and analytics may be stored by us and our service providers for as long as needed to operate, secure, analyze, and improve the product. Some data may remain in backups or logs for a limited period. You may request deletion of account-linked data by contacting us.
Third-Party Services
- Railway for backend hosting and infrastructure
- PostHog for iOS product analytics
- Google Analytics for website analytics
- Apple for app distribution, purchases, Sign in with Apple, and notification infrastructure
- Google Sign-In for optional account authentication
Children's Privacy
The app does not knowingly collect personal information from children under 13.
Changes to This Policy
We may update this privacy policy from time to time. When we do, we will update the last updated date on this page.
Contact Us
If you have questions about this privacy policy or want to request deletion of account-linked data, contact Artisan Strategies LLC at privacy@sutta423.com.