Privacy Policy

Release date: September 23, 2025
Updated: January 6, 2026

Introduction

We understand how important personal information is to you. This policy explains how we collect, use, store, and protect your personal information when you use the HeyCost app (the "App"). Please read all terms carefully. By continuing to use the App, you agree to this policy.

1. Information we collect

  1. Necessary information

    1. Financial data: category management, transaction records, category statistics (required for core tracking features)
    2. Device information: device model, OS version, unique device identifiers (for compatibility and security)

  2. Automatically collected information

    1. Usage logs: feature frequency, page duration (to improve experience)
    2. Crash data: error information (for debugging)

2. How we use information

  1. Core purposes

    1. Provide core features such as tracking, bill analysis, and financial statistics

  2. Security

    1. Prevent malicious attacks and data tampering

3. Information sharing

We do not disclose your personal information to third parties unless:

  1. Necessary sharing

    1. Required by judicial or government authorities for lawful investigations

  2. With consent

    1. You have agreed or authorized us to do so

4. Information protection

We take reasonable measures to protect your personal information, including but not limited to:

  1. Administrative measures
    1. Strictly limit internal access rights

5. Protection of minors

Users under 14 must use the App under guardian guidance. We do not actively collect data from minors.


6. Policy changes

We may update this policy as features or circumstances change. We will publish updates promptly and encourage you to review this policy regularly.


7. Contact us

If you have any questions or suggestions about this policy, contact us through the App or our website. We will respond as soon as possible.