Card Master Privacy Policy

Last updated: November 20, 2025

Card Master (“Card Master”, “we”, “us” or “our”) provides tools to help you manage and understand your credit cards and rewards.

This Privacy Policy explains how we collect, use, and share information when you use our mobile app and related services (collectively, the “Service”).

By using Card Master, you agree to the collection and use of information in accordance with this Privacy Policy.

1. Information We Collect

We collect the following types of information when you use our Service:

1.1 Information you provide to us

• Account information. When you sign in using Facebook Login, Google Sign-In, Apple Sign-In, or email/password, we may receive:
  • Your name
  • Your email address
  • Your profile picture (if available)
  • A unique identifier from the sign-in provider
• Optional profile data. You may choose to share additional information (for example, nickname, preferences, or card-related notes).

1.2 Information collected automatically

When you use the app, we may automatically collect:

• Usage data, such as app screens you visit, features you use, and in-app actions.
• Device information, such as device model, operating system, language, and app version.

We use this information to maintain the security and performance of the Service and to understand how people use Card Master.

1.3 Information from third-party services

If you choose to connect third-party services (such as Facebook or Google), we may receive information from those services as permitted by their privacy settings and policies.

2. How We Use Your Information

We use the information we collect to:

• Create and manage your Card Master account