Privacy Policy

1. Who we are

BetterHeart is operated by MMH Global Ltd, registered in England & Wales. We are committed to protecting your personal data and being transparent about how we use it.

2. What data we collect

When you use BetterHeart, we collect:

• Account information — your name, email address, and password (encrypted)
• Health data — blood pressure readings, weight, sleep, cholesterol, and blood sugar measurements you choose to log
• Conversations — messages you exchange with the AI companion to provide personalised responses
• Usage data — how you interact with the app to improve the experience

3. How we use your data

• To provide health tracking, insights, and AI companion responses
• To generate GP-ready PDF reports when you request them
• To identify trends and patterns in your health data
• To improve and maintain the BetterHeart service

We never sell your personal or health data to third parties.

4. Data storage & security

Your data is stored securely using Supabase (hosted on AWS infrastructure in the EU). All data is encrypted in transit (TLS) and at rest. We use industry-standard security practices to protect your information.

5. Your rights

Under UK GDPR, you have the right to:

• Access your personal data
• Correct inaccurate data
• Delete your account and all associated data
• Export your data in a portable format
• Withdraw consent at any time

6. Third-party services

• Supabase — database and authentication
• Stripe — payment processing (we never see your full card details)
• Anthropic (Claude) — AI companion responses (your data is not used to train AI models)
• Vercel — hosting and content delivery

7. Contact us

If you have questions about this policy or wish to exercise your data rights, email us at hello@betterheart.co.uk.