# Interval Workout & HIIT Timer — Exercise Train Fitness Repeat > Minimalist interval timer for HIIT, Tabata, yoga, and stretching with focus-friendly feedback. (iPhone/iPad app by Massive Interface LLC.) - Source: https://appshunter.io/ios/app/interval-workout-and-hiit-timer/id6757612687 (this page in markdown: same URL + `.md`) - Developer: [Massive Interface LLC](https://appshunter.io/developer/1456804634) - Category: Health & Fitness, Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 26.2 · 15 MB - Languages: American English - Released: 2026-01-12 - Data updated: 2026-08-04 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/interval-workout-and-hiit-timer/id6757612687/reviews.md ## What is Interval Workout & HIIT Timer? Stop checking your watch or counting seconds in your head. Join over 1 million happy users who have turned their fitness habits into reality. Whether you are pushing through a grueling HIIT session, conquering a Tabata circuit, or holding a deep stretch, this minimalist interval timer handles the clock so you can focus on the work. Consistency is key. From flexibility training and active recovery to high-intensity intervals, we handle the timing so you can keep your mind calm and handle the effort. KEY FEATURES: Multiple Timer Modes: Instantly switch between dedicated Tabata, HIIT, and standard interval modes to perfectly match your routine. Effortless Controls: Quickly dial in your intervals, rest periods, and rounds with simple tap-and-go presets. No complex programming required. Smart "Gap" Timer: The unique "Interval Gap" feature gives you exactly enough time to switch sides, change equipment, or move into the next pose. Set a custom transition buffer so you never feel rushed. Focus-Friendly Feedback: Choose gentle audio cues to guide you without looking at the screen, or haptic vibrations for a silent experience perfect for the gym or late nights. Seamless iOS Integration: Keep an eye on your progress anywhere with full support for Live Activities on the Lock Screen and Dynamic Island. Background Notifications: Your timer keeps running perfectly, sending you notifications even if the app is in the background. PERFECT FOR: HIIT & Tabata: Crush your high-intensity intervals with precise work, rest, and count-in periods. Yoga & Flexibility: Maintain your yoga asanas consistently and improve your overall flexibility without breaking focus. Stretching & Recovery: Hold a static stretch for the exact right amount of time to aid in muscle recovery. Physical Therapy (PT): Manage rehab exercises with precision. Mobility Work: Open up hips, shoulders, and hamstrings with ease. SIMPLE BY DESIGN We believe fitness tools shouldn't be complicated. Experience a calm, clutter-free interface with no confusing menus and no distractions. Just clean, simple controls that help you build a better habit. ## Key features - Multiple timer modes (HIIT, Tabata, standard) - Customizable interval and rest periods - Smart 'Interval Gap' transition timer - Focus-friendly audio cues and haptic feedback - Live Activities and Dynamic Island integration - Background notifications ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Live Activities and Dynamic Island | $1.99 | one-time | | Home and Lock Screen Support | $0.99 | one-time | ## Frequently asked questions about Interval Workout & HIIT Timer ### What types of workouts does Interval Workout & HIIT Timer support? Interval Workout & HIIT Timer supports a wide range of activities including HIIT, Tabata, yoga, flexibility training, stretching, active recovery, physical therapy exercises, and mobility work. Its versatile modes cater to precise timing needs for various fitness disciplines. ### How does Interval Workout & HIIT Timer help users focus during workouts? The app provides focus-friendly feedback options such as gentle audio cues and haptic vibrations, allowing users to stay engaged with their workout without needing to constantly check the screen. This is ideal for gym environments or late-night sessions. ### Can I customize the transition times between exercises with Interval Workout & HIIT Timer? Yes, the app features a unique 'Interval Gap' timer that provides a custom transition buffer. This ensures you have just enough time to switch equipment, change positions, or prepare for the next exercise without feeling rushed. ### Does Interval Workout & HIIT Timer work in the background? Yes, the timer continues to run perfectly in the background, sending you notifications even when the app is not actively open. This ensures your workout timing is uninterrupted. ### Is Interval Workout & HIIT Timer available on other devices besides iPhone? Based on the provided data, Interval Workout & HIIT Timer currently supports iPhone. Information regarding availability on other devices like Android or tablets is not specified. ### How often is Interval Workout & HIIT Timer updated? The latest version is 2026.3.14, last updated on 2026-03-15. This indicates a frequent update cycle, suggesting ongoing development and support for the application. ### What is the age rating for Interval Workout & HIIT Timer? Interval Workout & HIIT Timer has an age rating of 4+. This suggests it is suitable for a wide range of users, including younger individuals interested in fitness tracking. ### Does Interval Workout & HIIT Timer have ads? No, Interval Workout & HIIT Timer does not contain advertisements. The app is free to use and offers in-app purchases. ## Version history (last 5 releases) ### 2026.7.26 — 2026-08-01 Fixes and enhancements. ### 2026.3.14 — 2026-03-15 Enhancements ### 2026.2.21 — 2026-02-24 Fixes and enhancements ### 2026.2.17 — 2026-02-21 UI updates, added timer types ### 2026.2.16 — 2026-02-19 Enhancements ## More apps by Massive Interface LLC - [ScarfLog](https://appshunter.io/ios/app/scarflog/id1600101225) - [Faceketeer - Face Widget Tweak](https://appshunter.io/ios/app/faceketeer-face-widget-tweak/id1615627942) - [RPM Designer](https://appshunter.io/ios/app/rpm-designer/id1636926361) - [Berthoud Pass Backcountry](https://appshunter.io/ios/app/berthoud-pass-backcountry/id6474100018) - [Peeved - Personal Analytics](https://appshunter.io/ios/app/peeved-personal-analytics/id6747627285) All apps by Massive Interface LLC: https://appshunter.io/developer/1456804634 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-04.*