IntervalLoop Timer

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.

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