← Clio Daye

Privacy Policy

Last updated: April 2, 2026

Overview

Clio Daye is a menstrual cycle tracking app built on a single principle: your health data belongs to you. All data you enter stays on your device. It is never uploaded, shared, or sold.

What data we collect

Clio Daye stores the following data on your device only:

What we do not collect

Where your data is stored

All data is stored locally on your iPhone using iOS standard storage (UserDefaults and iOS Keychain for your PIN). Nothing leaves your device.

Data protection

Your data is protected by iOS Data Protection. Clio Daye also supports Face ID, Touch ID, and PIN authentication to prevent unauthorised access to the app.

Data deletion

You can delete all your data at any time:

  1. Open Clio Daye
  2. Tap the settings icon
  3. Tap Delete All My Data

This permanently and immediately removes all cycle logs, symptoms, mood entries, and notes from your device. This action cannot be undone.

Children's privacy

Clio Daye is not directed at children under 13. We do not knowingly collect data from children.

Changes to this policy

If this policy changes, the updated version will be posted here with a new "Last updated" date.

Contact

For privacy questions, please open an issue at github.com/pjaol/safeflow/issues.