IntervalLoop Timer

Health & Fitness

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

Custom interval timer for HIIT, Tabata, boxing & EMOM. Start with one tap, build your own routines, and control workouts from your Apple Watch. New: guided tutorial! IntervalLoop Timer is a powerful and beautifully designed interval timer for any workout style. Build fully custom routines with unlimited stages, loops, and groups — then run them with stunning visual themes on iPhone and Apple Watch. FEATURES • Custom Routines — Create unlimited workout routines with Workout, Rest, and Prepare stages. Set custom names, durations, and colors for each stage. • Stage Groups & Loops — Group stages together and loop them up to 99 times. Perfect for complex training programs like supersets and circuits. • 5 Beautiful Themes — Classic Ring, Full Screen, Timeline, Cyberpunk Neon, and Hourglass. Choose the look that motivates you most. • Apple Watch Companion — Control your timer from your wrist. View current stage, time remaining, and send play/pause/skip commands directly from Apple Watch. • Voice Announcements — Hear stage names, countdowns, and transitions in English or Traditional Chinese (繁體中文). Never lose track of your workout. • Smart Audio — Countdown beeps, stage transition sounds, and completion chimes. Audio continues in the background so you can use other apps. • Flexible Display — Choose from 5 number fonts including a retro 7-segment LED display. Works in portrait and landscape. • Pre-built Workouts — Get started instantly with HIIT 20/10, Tabata, Boxing 3-min rounds, and EMOM templates. • Bilingual — Full English and Traditional Chinese (繁體中文) localization for UI, voice, and notifications. • Background Timer — Timer keeps running accurately when your screen is off or you switch apps. Whether you're doing HIIT, Tabata, boxing rounds, yoga flows, meditation, stretching, or any interval-based training, IntervalLoop Timer gives you full control over every second. Free to use with no ads. Optional tip jar to support development.

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• New interactive tutorial on the Home screen – learn to quick start, edit and create routines step by step (tap ? to view it again anytime) • New Quick Start bar – start HIIT 20/10 with one tap • New "Support the Developer" page • UI and stability improvements

Version 1.1

The developer, Anthony Wong, 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
    Anthony Wong
    Size
    6.1 MB
    Category
    Health & Fitness
    Compatibility
    Requires iOS 26.5 or later.
    • iPhone
      Requires iOS 26.5 or later.
    • Mac
      Requires macOS 26.5 or later and a Mac with Apple M1 chip or later.
    • Apple Watch
      Requires watchOS 11.5 or later.
    Languages
    English and Traditional Chinese
    Age Rating
    4+
    In-App Purchases
    Yes
    • Large Tip $4.99
    • Medium Tip $2.99
    • Small Tip $0.99
    • Learn More
    Copyright
    © 2026 Anthony Wong
  • Privacy Policy