Interval Timer: HIIT & Circuit

Train 100% hands-free with the ultimate distraction-free Interval & Circuit Training Timer built for athletes and fitness enthusiasts. Whether you are doing High-Intensity Interval Training (HIIT), Tabata protocols, boxing rounds, calisthenics, EMOM, or home circuits, this timer keeps you focused on your form—not your phone screen. ✨ SMART AI ATHLETIC COACH • Instant Custom Routines: Generate personalized HIIT, strength, conditioning, and boxing workouts tailored to your equipment, fitness level, and time. • Form-First Coaching: Conversational coaching with Coach Apex for real-time exercise alternatives, warmups, and interval adjustments. • Always Ready: The AI Coach uses an internet connection; if you're offline, built-in fallback routines keep you training. 🔊 HANDS-FREE AUDIO GUIDANCE & PACING • Dynamic Voice Prompts: Clear Text-to-Speech announces exercises, sets, work phases, and halfway alerts. • Background Music Friendly: Smart audio ducking softly lowers your Spotify, Apple Music, or podcast playback during audio cues instead of cutting your sound off. • Rest Pacing Metronome: Continuous 1-second pulsing audio ticks keep your breathing steady and focused during recovery intervals. • 3-2-1 Audio Chimes: High-contrast countdown beeps so you know exactly when to start and when to rest. ⚡ PRO INTERVAL MODES & FULL CUSTOMIZATION • Classic HIIT & Tabata: Dial in exact work and rest intervals with smooth steppers. • EMOM (Every Minute on the Minute): Complete reps and rest for the remainder of each minute. • AMRAP (As Many Rounds As Possible): Push your maximum work capacity against a hard time cap. • Dynamic Pyramid Training: Ascending and descending interval sequences (e.g. 30s → 45s → 60s → 45s → 30s). • Dynamic Routine Builder: Add, reorder, or remove up to 15 custom exercise names announced by voice. • "Get Ready" Countdown: 0–15s preparation buffer so you can set your phone down and get into position. 🔥 FAIR STREAK PROTECTION & ATHLETE LOCKER • Fair Streak Protection: Schedule active training days vs. planned rest days. Rest days automatically protect your hard-earned streak from resetting! • Grit Points & Locker: Earn Grit for every completed workout. Unlock futuristic Visual HUD themes (Cyber Neon, Sunset Blaze, Stealth) and Streak Shields. • Post-Workout Summary: Track total session time, active work duration, recovery rest, and estimated calorie burn (MET 8.0). • Workout History: Automatically saves your completed sessions with CSV export. 🎯 PERFECT FOR ALL DISCIPLINES: - High-Intensity Interval Training (HIIT) & Tabata - Boxing, MMA & Combat Sports Rounds - CrossFit, Functional Fitness & Circuit Training - Bodyweight Workouts & Calisthenics - Kettlebell Swings & Strength Intervals - Running, Sprint Intervals & Cardio 🔒 NO ACCOUNTS & NO DISTRACTIONS - Offline Timer: All timer modes, voice cues and workout history work without an internet connection. - Zero Sign-ups: Open the app and start training immediately. No accounts or logins required. - Display Wake-Lock: Keeps your screen awake during workouts so your phone never sleeps mid-set. Download Interval Timer today and train with pure athletic focus!