LangoLabs

Privacy Policy

Last updated: April 9, 2026

Introduction

LangoLabs (“we”, “our”, “us”) operates mobile applications including IELTS Writing Lab, TOEFL Writing Lab, CELPIP Writing Lab, OET for Doctors, OET for Nurses, OET for Pharmacists, and related educational apps (collectively, the “Apps”). This Privacy Policy explains how we collect, use, and protect your information.

Information We Collect

Information We Do NOT Collect

Information Stored Locally on Your Device

Our Apps store the following data locally on your device using on-device storage (SharedPreferences):

This data remains on your device and is never transmitted to our servers. If you uninstall the app, this data is deleted.

Purchase Information

If you make an in-app purchase, the transaction is handled entirely by Apple (App Store) or Google (Google Play). We do not collect, process, or store any payment information such as credit card numbers or billing addresses. Please refer to Apple’s Privacy Policy or Google’s Privacy Policy for details on how they handle purchase data.

Analytics

We may use anonymized, aggregated analytics (such as Google Analytics or platform-provided analytics) to understand general usage patterns, such as how many users open the app or which features are most popular. This data is not personally identifiable.

How We Use Information

The locally stored data on your device is used solely to:

We do not use your data for advertising, profiling, or any purpose other than improving your experience within the app.

Data Sharing

We do not sell, trade, or share your personal data with any third parties. We do not have access to your personal data as it is stored only on your device.

Children’s Privacy

Our Apps are educational tools suitable for users of all ages. We do not knowingly collect personal information from children under 13. Since our apps do not collect personal data, they comply with the Children’s Online Privacy Protection Act (COPPA) and similar regulations.

Data Retention and Deletion

All app data is stored locally on your device. You can delete all app data at any time by:

We do not retain any data on our servers.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated “Last updated” date. We encourage you to review this page periodically.

Contact Us

If you have any questions or concerns about this Privacy Policy, please contact us at:

Email: langolabs@gmail.com

Website: https://langolabs.com