Privacy Policy

Introduction

At LeetFlash, we take your privacy seriously. This Privacy Policy explains how we collect, use, and protect your personal information when you use our website (leetflash.com), iOS application, and Chrome extension (collectively referred to as “Services”).

Information We Collect

Account Information

  • Email address (for account creation and communication)
  • Account preferences and settings
  • Payment information (processed securely through third-party payment processors)

Usage Information

  • LeetCode submission history (through our Chrome extension)
  • Learning progress and performance data
  • Study patterns and review schedules
  • Device information and app usage statistics

How We Use Your Information

  • To provide and maintain our spaced repetition service across all platforms
  • To track your progress and generate personalized review schedules
  • To process payments and manage subscriptions
  • To communicate important updates about LeetFlash
  • To improve our Services functionality and user experience
  • To analyze usage patterns and optimize our learning algorithms
  • To provide customer support and respond to inquiries

Platform-Specific Data Collection

Chrome Extension

Our Chrome extension only collects information related to your LeetCode submissions. It does not track any other browsing activity or personal information beyond what is necessary for the functioning of LeetFlash.

iOS Application

Our iOS app collects device information and usage data in accordance with Apple's privacy guidelines. Any data collection through the iOS app complies with App Store privacy requirements.

Website

Our website uses cookies and similar technologies to enhance your experience and collect usage data. You can manage your cookie preferences through your browser settings.

Data Security

We implement industry-standard security measures to protect your personal information across all our platforms. Your data is encrypted during transmission and stored securely.

While we strive to use commercially acceptable means to protect your personal information, we cannot guarantee its absolute security.

Data Sharing and Third Parties

We do not sell your personal information to third parties. We may share your information with:

  • Service providers who assist in operating our Services
  • Payment processors for subscription management
  • Analytics providers to improve our Services
  • Law enforcement when required by law

Your Rights and Choices

You have the right to:

  • Access your personal information
  • Correct inaccurate data
  • Request deletion of your data
  • Opt-out of marketing communications
  • Export your data in a portable format

Contact Us

If you have any questions about our Privacy Policy, please contact us at leetflash123@gmail.com

Updates to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy on this page and updating the effective date.

Last updated: 04/21/2025

LeetFlash is a tool that uses spaced repetition to help users efficiently review algorithm problems.
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