By downloading or using Subintervals, you agree to these Terms and Conditions. Please read them carefully before using the app.

You may not copy or modify the app, any part of the app, or any trademark used in the app, except as permitted by applicable law. You may not attempt to extract source code, create derivative versions, or otherwise reverse engineer the app where prohibited by law. The app and all related intellectual property rights remain the property of Iñaki Arroyo Nebreda.

Pricing and Support Model

Subintervals is free to use. There are no ads and no required subscriptions.

Some features, including maps, have infrastructure costs. Users may choose to make a voluntary contribution to support ongoing development and operation.

Contributions are optional. You can continue using the app without contributing. As a thank you to supporters, certain usage limits may be removed.

Third-Party Services

Subintervals uses third-party services to operate specific features. This includes Mapbox for map functionality and RevenueCat for in-app purchase and contribution infrastructure.

Purchases and contributions are processed by RevenueCat and app store billing providers.

Your use of third-party powered features may also be subject to those providers' terms and policies.

Security and Device Access

You are responsible for keeping your device and app access secure. Rooting or jailbreaking your device may reduce security protections and can affect app behavior.

Changes to This Terms and Conditions

These Terms may be updated from time to time. Updates will be posted on this page with a revised effective date.

These Terms and Conditions are effective as of 2026-02-23.

Contact Us

If you have questions about these Terms and Conditions, contact subintervals@inakiarroyo.com.