Age Rating
4+
Apps in this category do not contain restricted content.
9+
Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.
12+
Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.
17+
You must be at least 17 years old to access this App.
Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

About Interval(x)

Interval(x): Open Source Precision for Engineers

Engineered for precision and transparency, Interval(x) is the ultimate interval timer for those who value control, simplicity, and privacy. Built by engineers for engineers, this app delivers unmatched timing accuracy without the frills—or the data collection.

Why Engineers Love Interval(x):
Open Source: Fully transparent and modifiable—because we believe in community-driven development.
Zero Data Collection: Your data is yours. Interval(x) operates without tracking, analytics, or unnecessary permissions.
Customizable and Precise: Configure work/rest intervals down to the millisecond to match your exact training needs.
Efficient Design: Lightweight, power-efficient, and designed for those who demand performance.
Privacy-First, Community-Driven
Interval(x) is a privacy-focused tool that doesn't track your activity or collect your data. Its open-source codebase is available for review and contributions, ensuring transparency and trust.

Whether you're training for endurance, strength, or just optimizing your daily routine, Interval(x) provides the precision and simplicity you need without sacrificing your privacy.

Download Interval(x) today and experience fitness on your terms.
Power your workouts with open source freedom and engineering-grade accuracy.
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What's New in the Latest Version 1.1

Last updated on Jan 2, 2025
Old Versions
UI Redesign for Simplicity: Cleaned up the layout and typography to make the timer and controls more intuitive, ensuring a more user-friendly experience across all devices.Scrolling Support: Wrapped the main content in a vertical ScrollView so nothing gets cut off in smaller or rotated screens, keeping all controls accessible. Confetti Animation: Added a confetti layer that triggers upon activity completion, injecting a bit of celebratory fun when users finish their intervals. Landscape View Enhancements: Refined layouts and font sizing logic so that everything fits smoothly in both portrait and landscape orientations, giving users a seamless experience while rotating their device.
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Version History
1.1
Jan 2, 2025
UI Redesign for Simplicity: Cleaned up the layout and typography to make the timer and controls more intuitive, ensuring a more user-friendly experience across all devices.Scrolling Support: Wrapped the main content in a vertical ScrollView so nothing gets cut off in smaller or rotated screens, keeping all controls accessible. Confetti Animation: Added a confetti layer that triggers upon activity completion, injecting a bit of celebratory fun when users finish their intervals. Landscape View Enhancements: Refined layouts and font sizing logic so that everything fits smoothly in both portrait and landscape orientations, giving users a seamless experience while rotating their device.

Interval(x) FAQ

Click here to learn how to download Interval(x) in restricted country or region.

Interval(x) Alternative

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