Your data is yours. We mean it.
Last updated: December 13, 2025
Your fertility data never leaves your Mac.
MyBillingsMethod stores all fertility observations, cycle data, and health information locally on your device. We don't have servers to store this data. We can't access it. We can't lose it in a breach. This isn't just a promise, it's our architecture.
We use the limited information we collect to:
We do NOT: Sell your data, share it with advertisers, or use it for marketing purposes beyond essential service communications.
All fertility observations, cycle data, and health information are stored in an encrypted SQLite database on your Mac. This data never syncs to our servers. It never leaves your device. Only you have access to it.
Your email and subscription information is stored on secure servers (Fly.io) with industry-standard encryption. Payment details are handled exclusively by Stripe, we never see or store your card information.
You control your own backups. Use macOS Time Machine or export your data to PDF. We don't have your fertility data to back up.
We use these third-party services:
Handles all payment processing. View their privacy policy at stripe.com/privacy
Sends account-related emails only. View their privacy policy at resend.com/legal/privacy-policy
Hosts our website. View their privacy policy at fly.io/legal/privacy-policy
We do NOT use: Google Analytics, Facebook Pixel, advertising networks, data brokers, or any tracking/surveillance tools.
Under UK GDPR, you have the right to:
To exercise these rights, email hello@mybillingsmethod.com
MyBillingsMethod is not intended for users under 18. We do not knowingly collect information from children. If you believe a child has created an account, contact us immediately.
We may update this privacy policy. We'll notify you of significant changes via email. Continued use after changes means you accept the updated policy.
Questions about this privacy policy?