IntervalTimer Duo

Simple Alternating Dual Timer

Free · In‑App Purchases

Simple interval timer alternating between two timers. Perfect for workouts, Pomodoro, cooking. Live Activity shows time on lock screen. Widget support for quick access. IntervalTimer Duo is a simple and easy-to-use interval timer app for iPhone and iPad that alternates between two customizable timers. 【Key Uses】 • HIIT (High-Intensity Interval Training) • Pomodoro Technique (work and break cycles) • Cooking timing management • Stretching and yoga routines • Study and rest cycle management 【Features】 • Automatically alternate between two timers • Each timer adjustable from 1 to 60 minutes • Simple and intuitive interface • Audio notifications and vibration when timers end • Live Activity shows remaining time on lock screen and Dynamic Island • Home screen widgets for quick timer access and control • Preset feature to save frequently used settings • Customizable alert sounds 【Ease of Use】 • One-tap start, pause, and reset • Quick time setting with slider and preset buttons • Visual circular progress bars show remaining time • Second timer can be enabled/disabled as needed 【Compatibility】 • iOS 18.0 and later (iPhone and iPad) • Available in English, Japanese, French, and German 【Universal Purchase】 If you own the macOS version, you can use the iOS version at no additional cost. A simple yet fully-featured interval timer app that's perfect for any timing needs.

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・Added a link to Live Activity settings from the app settings screen ・Improved lock screen Live Activity display (circular progress bar, timer number indicator, play/pause status) ・Improved iPhone landscape layout

Version 1.0.2

The developer, kosuke konuma, 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.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    • Seller
      • kosuke konuma
    • Size
      • 1.8 MB
    • Category
      • Lifestyle
    • Compatibility
      Requires iOS 26.1 or later.
      • iPhone
        Requires iOS 26.1 or later.
      • iPad
        Requires iPadOS 26.1 or later.
      • Mac
        Requires macOS 12.0 or later.
      • Apple Vision
        Requires visionOS 26.1 or later.
    • Languages
      English and 3 more
      • English, French, German, Japanese
    • Age Rating
      4+
    • In-App Purchases
      Yes
    • Copyright
      • © techback
  • Developer Website
  • Privacy Policy

    • More by kosuke konuma