Privacy Policy

Last updated: March 25, 2026

Overview

LeetGo is designed with your privacy in mind. We do not collect, store, or share any personal data from users of the application. All your progress, study history, and settings are stored exclusively on your device and are never transmitted to us.

Interpretation and Definitions

Interpretation

The words of which the initial letter is capitalized have meanings defined under the following conditions. The following definitions shall have the same meaning regardless of whether they appear in singular or in plural.

Definitions

For the purposes of this Privacy Policy:

  • Application refers to LeetGo, the iOS software program provided by the Company.

  • Company (referred to as either "the Company", "We", "Us" or "Our" in this Agreement) refers to LeetGo.

  • Country refers to: Japan

  • Device means the iPhone or iPad on which You have installed the Application.

  • Service refers to the Application.

  • You means the individual accessing or using the Service.

Data We Do Not Collect

We do not collect, process, or store any of the following:

  • Personal identifiers (name, email address, phone number)
  • Location data
  • Usage analytics or telemetry
  • Device identifiers
  • Any content you interact with inside the Application

The Application does not require an account. No login, registration, or profile creation is necessary to use LeetGo.

On-Device Data

All data generated by your use of LeetGo — including your study progress, quiz history, SRS scheduling data, and settings — is stored locally on your Device using Apple's Core Data framework. This data never leaves your Device and is not accessible to us.

In-App Purchases

LeetGo offers a one-time in-app purchase (LeetGo Pro) processed entirely through Apple's App Store. We do not handle or store any payment information. Apple collects and processes purchase data in accordance with their own privacy policy. Please review Apple's Privacy Policy for details on how they handle your data.

Website Contact Form

If you contact us through the contact form on our website, we will receive the email address and message you voluntarily provide. This information is used solely to respond to your inquiry and is not shared with third parties or used for marketing purposes.

Children's Privacy

Our Service does not address anyone under the age of 13. Since we do not collect any personal data, there is no risk of inadvertently collecting information from minors. If you are a parent or guardian with concerns, please contact us.

Links to Other Websites

Our Service may contain links to other websites that are not operated by Us. We have no control over and assume no responsibility for the content or privacy policies of any third-party sites or services. We strongly advise You to review the Privacy Policy of every site You visit.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify You of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date above. Changes are effective when posted.

Contact Us

If you have any questions about this Privacy Policy, You can contact us: