Terms and Conditions

Introduction

Welcome to Longtang. By downloading and using the Longtang app, you agree to these Terms and Conditions. Please read them carefully.

License

Longtang is a paid application. Your purchase grants you a personal, non-transferable license to use the app on devices associated with your Apple ID or Google account, in accordance with the respective app store terms.

Content & Data Sources

Longtang includes dictionary data derived from CC-CEDICT (Creative Commons Attribution-ShareAlike 4.0) and stroke order data from the Make Me a Hanzi project (LGPL). HSK word lists are based on publicly available official HSK standards.

User Content

Vocabulary lists and notes you create within the app are your own. Longtang does not claim ownership of any content you create.

Limitations

The app is provided “as is” without warranties of any kind. While we strive for accuracy in dictionary definitions and stroke order data, we cannot guarantee that all content is error-free.

Refunds

Refund policies are governed by the Apple App Store or Google Play Store terms, depending on where you purchased the app.

Contact

For questions about these terms, please reach out through our contact page.

Last updated: March 2026