Privacy Policy

Cycle Companion

Helping partners understand hormonal changes

Last Updated: May 30, 2026

Your privacy is important to us. This Privacy Policy explains how Cycle Companion handles information entered into the app. Please read it carefully.

1. Data Storage — Local Only

Cycle Companion stores all data exclusively on your device. This means:

• All cycle data and personal information you enter remain on your iPhone or iPad only. The app itself never uploads anything.
• No data is ever uploaded to a server, cloud service, or any external system.
• No data is ever transmitted over the internet.
• No data is shared with Anthropic, Apple, or any third party.

In plain terms: only you can access your data, and only on the device where you entered it.

2. What Data the App Uses

To provide its functionality, the app may store the following information locally on your device:

• Last period start date, average cycle length, and average period length
• Partner’s name (optional, used to personalize tips and reminders)
• App preferences and settings

This information is only used to provide cycle tracking and educational features within the app. None of it leaves your device.

3. No Data Collection

We do not remotely collect, store, process, or have access to any personal data. Specifically: