Last updated: March 22, 2026
🔒 Privacy-First Design: Prismo stores all your personal data (journals, knowledge items, settings) locally on your device. We don't have access to your private content, and your data never leaves your device unless you explicitly use AI-powered features.
Welcome to Prismo ("we," "our," or "us"), developed by Alexis Thomas. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our mobile application.
We are committed to protecting your privacy and being transparent about our data practices. Please read this policy carefully to understand how we handle your information.
The following data is stored only on your device and is never transmitted to our servers:
When you use AI-powered features (available to Premium subscribers), the following data is temporarily processed:
Important: AI-processed data is not stored on our servers. It is processed in real-time via Google's Gemini AI and immediately discarded after generating results.
If you grant tracking permission (iOS App Tracking Transparency), we collect:
You can deny tracking permission, and we will still collect limited anonymous analytics that don't require tracking consent (aggregate usage data without personal identifiers).
We collect subscription-related information through RevenueCat:
Payment processing is handled entirely by Apple (App Store) or Google (Play Store). We never receive or store your payment card details.
| Purpose | Data Used | Legal Basis |
|---|---|---|
| Provide core app functionality | Local device data | Contract performance |
| AI-powered insights & quizzes | Journal & knowledge content | Your consent (opt-in feature) |
| Manage Premium subscriptions | Anonymous user ID, subscription status | Contract performance |
| Improve app performance | Anonymous analytics, crash reports | Legitimate interest / Consent |
| Send notification reminders | Notification settings | Your consent |
Manages in-app subscriptions and purchase validation.
Provides anonymous usage analytics to help us understand how users interact with the app.
Captures crash reports and errors to improve app stability.
Provides secure cloud infrastructure for our API and AI processing.
Powers AI features including journal analysis, knowledge extraction, and quiz generation. Data is processed but not stored or used for training.
Google Gemini Privacy Policy →
Provides on-device text recognition (OCR) for image attachments. All processing happens locally on your device.
Your personal data (journals, knowledge, settings) is stored locally on your device using encrypted storage. This data is protected by your device's security features (passcode, Face ID, Touch ID).
When using AI features, data is transmitted securely using:
Since your data is stored locally on your device, you have full control:
Manage your subscription through the App Store (iOS) or Play Store (Android) settings.
Our servers are located in the United States (AWS us-east-1 region). If you're located outside the US, your data may be transferred to and processed in the US when using AI features. We ensure appropriate safeguards are in place for such transfers.
Prismo does not knowingly collect personal information from children under 13. If you believe a child has provided us with personal information, please contact us so we can take appropriate action.
California residents have additional rights:
If you're in the European Economic Area (EEA), you have rights including:
We may update this Privacy Policy from time to time. We will notify you of significant changes through the app or by other means. Your continued use of Prismo after changes indicates acceptance of the updated policy.
If you have questions about this Privacy Policy or our data practices, please contact us through the feedback form in the app's Settings.
Developer: Alexis Thomas