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  1. v2026.2iOS
    • Quickly Mute Alert Sounds: You can now quickly mute alert sounds during your workout from both iPhone and Apple Watch.
    • Apple Watch Settings: Many timer settings are now available directly on Apple Watch.
  2. v2025.6.2iOS
    Added back support for users running iOS 16. Other updates include:
    • Timer Editing: Intervals with a zero duration will now display as 'Disabled' for clarity.
    • Apple Watch: If any Alert Sound is set to 'Silence', the Apple Watch haptic will now always still tap your wrist.
    • Fixes and improvements: Includes improved display of long interval names.
  3. v2025.6.1iOS
    • Timer Editing: Intervals with a zero duration will now display as 'Disabled' for clarity.
    • Apple Watch: If any Alert Sound is set to 'Silence', the Apple Watch haptic will now always still tap your wrist.
    • Fixes and improvements: Includes improved display of long interval names.
  4. v2025.6iOS
    Now you can configure your Apple Watch screens to show both the upcoming interval’s name and its duration, so you’re always prepared for what’s next. Also includes other fixes and under-the-hood improvements.
  5. v2025.5iOS
    Additional updates to support the new OS versions on all platforms. Also, other fixes and improvements, including a new Lifetime purchase option.
  6. v2025.4.1iOS
    •  Fix for “Next Interval” button not showing for long interval names
    •  iOS 26 Support & More: Updates to support the new OS versions on all platforms, bug fixes, and under-the-hood improvements.
  7. v2025.4iOS
    iOS 26 Support & More: Updates to support the new OS versions on all platforms, bug fixes, and under-the-hood improvements.
  8. v2025.3iOS
    New workout template for Japanese Intervals Walking. This fitness trend, developed by Japanese researchers, alternates between normal and brisk walking intervals to improve cardiovascular fitness and overall health.
  9. v2025.2iOS
    Improved Heart Rate Monitor Support: It's now easier and more reliable to connect your Bluetooth Heart Rate Monitors.
  10. v2025.1iOS
    Apple Watch Improvement: You can now end a watch timer without first pausing the workout.
  11. v2024.6iOS
    Apple Watch Improvements:
    • When you tap the End button on your watch, you’ll be prompted to confirm ending the timer, restarting it, or skipping the cool-down interval.
    • We’ve re-enabled automatic scrolling to the currently selected timer on the watch. The Auto Scroll switch at the top of the main folder list controls this behavior.
  12. v2024.5.1iOS
    Fixes an issue with selecting a new timer in a folder on the watch.
  13. v2024.5iOS
    • Workout Notes: Add notes to your completed Apple Health Workouts.
    • Improvements & Bug fixes: Includes a fix to ensure preference changes are persisted after restarting the app.
  14. v2024.4.1iOS
    Includes improvements for syncing timers to the watch.
  15. v2024.3iOS
    • Workout Charts: New workout charts for heart rate, pace, cadence, and elevation are now available in the Logbook!
    • Bug Fixes: Includes a fix that occasionaly prevents being able to see the details for all your intervals in the Logbook.
  16. v2024.1.2iOS
    Additional fixes to squash a few rare bugs.
  17. v2024.1.1iOS
    Several fixes and improvements, including fixes for a few rare crashes.
  18. v2024.1iOS
    Improved support for recovering Apple Health workouts on the watch if the workout did not end normally (e.g. low battery or crash).
  19. v2023.7.1iOS
    Fixes and Improvements: including a fix to sync watch workouts to the phone from older watches running watchOS 8.
  20. v2023.6iOS
    Fixed and Improvements: Includes updates to the More tab and improvements to calorie calculations for iPhone workouts.
  21. v2023.5iOS
    Support for the latest and greatest on iPhone and Apple Watch.
  22. v2023.4.3iOS
    Apple Watch fix when resuming a workout manually after an auto pause.
  23. v2023.4.2iOS
    Auto Pause and Resume for Apple Watch has been improved to be more responsive and save the appropriate events to Apple Health.
  24. v2023.4.1iOS
    Fixed a display issue for the small Home Screen Widget.
  25. v2023.4iOS
    • Added new Apple Health activity types for timers.
    • Fixes and improvements: Includes a fix to ask for Apple Health permissions if needed when starting a workout on the watch.

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AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Intervals Pro: HIIT Timer, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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