Last updated: February 23, 2026
Iñaki Arroyo Nebreda built the Subintervals app as a free app. The service is provided at no cost, with no ads and no required subscription.
This page explains how personal information is collected, used, and disclosed when you use Subintervals.
By using Subintervals, you agree to the collection and use of information as described in this policy. Personal information is used to provide and improve the service.
The terms used in this Privacy Policy have the same meanings as in our Terms and Conditions, which are accessible at Subintervals unless otherwise defined in this Privacy Policy.
Information Collection and Use
For a better experience, Subintervals may use information including email, athleteId, and usage-related technical data. This information is used only for app functionality and support.
Starting with app version 1.10.1, email and athleteId may be processed to associate a voluntary donation or contribution with the corresponding user.
Third-Party Services
The app uses third-party services that may process information needed to deliver specific features:
- RevenueCat (in-app purchase/contribution infrastructure)
- Mapbox (map and geospatial services)
- Google Play Services
- Sentry (error monitoring and diagnostics)
Log Data
In case of app errors, log data may be collected through Sentry for monitoring and diagnostics. This may include IP address, device name, operating system version, app configuration, time/date of use, and other diagnostic statistics.
Contact Us
If you have any questions about this Privacy Policy, contact subintervals@inakiarroyo.com.