Interval Timer & Randomizer
Custom HIIT & Boxing Timer
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Random interval workout timer. Create dynamic workouts with random intervals that keep your training fresh and challenging every time you exercise
Enhance your training with a versatile timer that delivers random intervals to keep every workout intense and engaging. This tool supports custom routines for HIIT, Tabata, boxing, circuit training, and more with flexible timing controls and a user-friendly interface.
Random interval generation for varied intensity
Customizable timers tailored to your workout style
Tabata timer for focused high-intensity sessions
Boxing round and rest timers for combat training
Quick setup for immediate use and easy adjustments
Ideal for HIIT, circuit training, CrossFit, and conditioning
Clean design optimized for fast operation during workouts
Stay motivated and break through plateaus with a timing experience designed to maximize your training results.
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Bug fixes and improvements
The developer, Hitfire Production AB, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Hitfire Production AB
- Size
- 4.4 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 18.2 or later.
- iPhone
Requires iOS 18.2 or later. - Mac
Requires macOS 15.2 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.2 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © Hitfire Production AB