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Privacy Policy

Last Updated: May 10, 2026

1. Introduction

Welcome to LingoSpark. We are committed to protecting your personal information and your right to privacy. This Privacy Policy explains how we collect, use, and safeguard your data when you use our service.

2. Information We Collect

We collect minimal information to provide and improve our services:

  • Account Information: When you log in via Google Sign-In, we collect your email address and basic profile information provided by Google.
  • Learning Data: We store your learning progress, including FSRS (Free Spaced Repetition Scheduler) data, to personalize your experience.
  • Payment Data: All payments are processed securely by Lemon Squeezy. We do not store your credit card information on our servers.

3. How We Use Your Information

We use your data strictly to:

  • Provide and maintain the LingoSpark service.
  • Sync your learning progress across devices.
  • Manage your subscription and billing via Lemon Squeezy.
  • Communicate with you regarding support requests.

4. Data Storage and Security

Your data is stored securely using Cloudflare D1. We implement industry-standard security measures to protect your information from unauthorized access, alteration, or disclosure.

5. Third-Party Services

We share data with the following third-party providers only as necessary to provide our services:

  • Google: For authentication purposes.
  • Lemon Squeezy: For payment processing and subscription management.

We do not currently use third-party tracking or analytics tools.

6. Your Rights

You have the right to access, update, or delete your personal information at any time. To request data deletion, please contact us at support@lingospark.app.

7. Contact Us

If you have any questions about this Privacy Policy, please contact us at support@lingospark.app. LingoSpark is based in Ontario, Canada.

support@lingospark.app

LingoSpark
Ontario, Canada

8. Translation Disclaimer

This policy may have been translated for your convenience. In the event of any conflict or inconsistency between the translated version and the English version, the English version shall prevail.