Hanzi Stroke Privacy Policy

Effective Date: September 2, 2026

Thank you for using Hanzi Stroke. We value your privacy and are committed to collecting only the limited information needed to operate and improve the app.

This Privacy Policy explains what information is processed when you use Hanzi Stroke, how it is used, and the choices available to you.

1. Information We Process

Learning Data

Hanzi Stroke stores learning information such as:

• Learning progress and completed lessons
• Writing scores and practice history
• Review schedules and saved words
• Daily challenge progress
• App preferences and XP

This information is stored locally on your device. If you enable iCloud synchronization, eligible learning data may also be stored in your private Apple iCloud account so it can be synchronized across your devices.

We do not operate a user-account system, and you are not required to provide your name, email address, phone number, or other contact information to use the app.

Analytics Data

Hanzi Stroke uses Mixpanel to collect a limited set of product analytics events. These events help us understand whether important parts of the app are working effectively.

The analytics data may include:

• A randomly generated, pseudonymous installation or device identifier
• Device model, operating system version, app version, and similar technical information
• App launch events