Last Updated: December 1, 2025

Welcome to Mahjong Hand Helper ("the Service"). By accessing or using the Service, you agree to these Terms of Service ("Terms"). If you do not agree, do not use the Service.

1. Description of the Service

Mahjong Hand Helper is a digital tool designed for American Mahjong players. The Service provides:

• Hand analysis tools
• Pattern identification and matching
• A searchable reference of NMJL card patterns and variants

The Service is not affiliated with or endorsed by the National Mah Jongg League (NMJL).

2. Eligibility

You must be at least 13 years old to use the Service. If you purchase paid content, you represent that you are authorized to use the payment method provided.

3. User Accounts (If Applicable)

Some features may require an account. You are responsible for:

• Keeping login credentials secure
• Ensuring your information is accurate
• Not sharing paid access with others

We may suspend or terminate accounts that violate these Terms.

4. Paid Features & Subscriptions

The Service offers optional paid products, including:

• One-time card unlocks (e.g., 2025 NMJL card tools)
• Annual subscription plans ("Pro") that include ongoing yearly updates

4.1. Billing

Payments are processed securely through Stripe. Prices and billing intervals are displayed at checkout.

4.2. Renewals

Subscriptions automatically renew unless canceled before the renewal date. You can cancel anytime through your account (if applicable) or by contacting support.

4.3. Refunds

Due to the instant nature of digital content, purchases are generally non-refundable, except where required by law. If you experience an issue, contact us at info@mahjonghandhelper.com and we will make reasonable efforts to help.

5. License & Acceptable Use

Paid features grant you a non-exclusive, non-transferable license to use the digital tools for personal, non-commercial gameplay and learning.

You agree not to:

• Resell or redistribute paid content
• Attempt to reverse engineer or copy the software
• Use the Service for harmful or unlawful purposes
• Share your paid access with others

Violation may result in termination of your access to the Service.

6. Intellectual Property

All features, design, code, and content provided by the Service are owned by us and protected by copyright and other laws.

The NMJL card pattern structure and terminology are used for informational and educational purposes.

7. Disclaimer of Warranties

The Service is provided "as is" without warranties of any kind. We do not guarantee:

• Error-free analysis or pattern matching
• Compatibility with all devices or browsers
• That the Service will always be available or uninterrupted

We may update features or discontinue parts of the Service at any time.

8. Limitation of Liability

To the fullest extent permitted by law, we are not liable for:

• Loss of data
• Loss of profits or gameplay outcomes
• Inaccuracies in hand analysis or pattern matching
• Any indirect, incidental, or consequential damages

Your sole remedy for dissatisfaction with the Service is to stop using it.

9. Changes to the Service or Terms

We may update these Terms at any time. Changes become effective when posted on the website. Continued use of the Service means you accept the revised Terms.

10. Contact

If you have questions about these Terms, contact us at info@mahjonghandhelper.com.