Simple Interval Timer - HIIT

Simple Interval Timer is a clean, easy-to-use timer for HIIT, Tabata, and all interval-based workouts. KEY FEATURES: - Quick Start Presets: Tabata (20/10), HIIT 30:30, HIIT 45:15, EMOM - Fully Customizable: Set work time, rest time, and rounds - Clear Visual Display: Large countdown with work/rest color coding - Audio & Haptic Alerts: Never miss a transition - Total Time Calculator: See total workout duration before you start - Workout History: Track completed sessions (Pro) - Custom Presets: Save favorite interval setups (Pro) Perfect for HIIT, Tabata, CrossFit, boxing rounds, circuit training, and stretching. No ads. No distractions. Just a timer that works. Free to use with basic features. Unlock Pro for custom presets and workout history.