Privacy Policy — CycleFlow

Last updated: July 2, 2025

1. Introduction

CycleFlow ("we", "our", "the app") is a productivity and wellness app based on the menstrual cycle. We are committed to protecting your privacy.

2. Data We Collect

CycleFlow stores all data locally on your device only. We do not collect, transmit, or store any personal data on external servers.

The following data is stored exclusively on your device:

• Cycle information (start date, cycle length, period duration)
• Daily mood, symptoms, and energy logs
• Journal entries
• Tasks and routines
• Your first name (optional)

3. Health Data

CycleFlow handles sensitive health data (menstrual cycle, symptoms). This data never leaves your device and is never shared with third parties.

4. AI Coach

The AI Coach feature sends your messages to Anthropic's API (Claude) to generate responses. Messages are not stored permanently. Please refer to Anthropic's privacy policy: https://anthropic.com/privacy.

5. Purchases

In-app purchases are processed by Apple (App Store) and RevenueCat. We do not store your payment information. RevenueCat's privacy policy: https://www.revenuecat.com/privacy/.

6. Third-Party Services

• Anthropic (Claude AI): AI Coach responses — https://anthropic.com/privacy