Ntrvl
Interval and HIIT Timer
About
This interval timer app helps you set up and manage various workout routines like HIIT and Tabata. It provides haptic, audio, and visual cues to keep you focused. Track your workouts on Apple Watch and sync data with Apple Health.
What's New in Ntrvl
1.0
April 16, 2026
FAQ
What types of workouts can Ntrvl time?
Ntrvl is designed for various timed workout styles including HIIT, Tabata, circuit training, and simple work/rest routines. It offers built-in presets for Tabata, HIIT, EMOM, and Nordic 4x4, allowing for flexible workout structuring.
Does Ntrvl work with Apple Watch?
Yes, Ntrvl features an Apple Watch companion app that provides full workout controls directly from your wrist. This allows you to manage your intervals and track your workout without needing to look at your iPhone.
How does Ntrvl integrate with Apple Health?
Workouts performed with Ntrvl on Apple Watch are automatically tracked and saved to Apple Health. This includes data such as active calories burned, heart rate, and overall workout duration.
Can I save my own workout routines in Ntrvl?
Yes, you can create and save up to 10 custom workouts within Ntrvl. These custom routines can be reordered for quick access, ensuring your favorite sessions are always readily available.
What kind of interval cues does Ntrvl offer?
Ntrvl provides haptic feedback, audio cues, and visual color changes to keep you locked into your workout intervals. These multi-sensory cues help you stay focused without needing to constantly check your device.
Is Ntrvl free to use?
Yes, Ntrvl is available for free. There are no in-app purchases or advertisements mentioned in the application data.
What is the update frequency for Ntrvl?
Ntrvl was last updated on April 16, 2026, with version 1.0. As this is the initial release date, future update frequency is not yet established.
What devices is Ntrvl compatible with?
Ntrvl is compatible with both iPhone and Apple Watch devices. It is designed to leverage the capabilities of both platforms for a seamless workout experience.