
Free
About
HIIT Timer Pro - Your Perfect Workout Companion
Transform your High-Intensity Interval Training with this powerful, customizable workout timer designed for serious fitness enthusiasts.
KEY FEATURES
Customizable Intervals
• Set work time, rest time, rounds, and start delay
• Save unlimited custom workout presets
• Built-in presets to get started quickly
Immersive Workout Experience
• Full-screen color-changing interface
• Large, easy-to-read timer display
• Real-time progress tracking
• Clear phase indicators (WORK/REST/GET READY)
Smart Feedback System
• Audio beeps synchronized with vibration
• Short beeps for countdown (last 3 seconds)
• Long beeps for phase transitions
• Rest period warnings (last 5 seconds)
• Enhanced sensory cues keep you focused
Advanced Controls
• Pause and resume during workouts
• Smart restart options (full workout or current round)
• Emergency exit with confirmation
• No accidental interruptions
Preset Management
• Create named workout routines
• Add descriptions to remember workout details
• Quick preset switching via dropdown
• All presets saved automatically
Clean, Modern Design
• Dark theme optimized for workout environments
• Minimal distractions during exercise
• Streamlined settings interface
• Completion celebration screen
Privacy First
• No user accounts required
• No data collection or tracking
• Everything stays on your device
• No ads, complete privacy
PERFECT FOR
• HIIT (High-Intensity Interval Training)
• Tabata workouts
• Circuit training
• Boxing/MMA rounds
• Crossfit WODs
• EMOM workouts
• Any interval-based exercise
WORKS OFFLINE
No internet required. All features work offline on your device.
SUPPORT THE APP
HIIT Timer Pro is developed by a small independent team. If you enjoy the app, please leave a review and consider donating!
Show more
What's New in HIIT Timer Pro
1.0.0
October 22, 2025





