Running Interval Timer HIIT vs AmpHIIT

Time your runs, walks and recovery breaks with custom intervals, voice cues and a clear countdown. Running Interval Timer HIIT helps you follow your workout from warm-up to cool-down on iPhone and iPad. SET YOUR OWN PACE Choose your warm-up, sprint, recovery, rounds and cool-down. Alternate running with walking, build a sprint session, or set timed work and rest for HIIT and circuit workouts. Set recovery to zero when you want to move straight into the next round. START WITH A PRESET Choose built-in routines including Tabata 20/10, 30/30 intervals and EMOM 40/20. Adjust the settings to suit your session, or create and save your own named presets for next time. FOLLOW THE CUES Hear spoken phase changes and countdown prompts. Choose from classic, click and whistle beep styles. Keep following your intervals with background audio and lock-screen playback controls, or enable Keep screen on during your workout. REVIEW YOUR TRAINING Browse saved sessions and review your interval settings and completed workout duration. See session counts, total sprint time, your longest training streak and weekly activity charts. Share a session card or export a backup of your settings, presets and history. MADE FOR YOUR SCREEN Use a clear timer display, light and dark appearance options, and layouts adapted for iPhone and iPad. Core timer functions work offline. FREE TO TRAIN The timer, presets, history and analytics are available free with advertising. Upgrade to Premium to remove ads and support continued improvements. PREMIUM OPTIONS Choose a Weekly or Yearly auto-renewing subscription, or a Lifetime one-time purchase. Current prices and any eligible offers are shown in the app before purchase. Payment is charged to your Apple Account at confirmation. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. Manage or cancel subscriptions in your App Store account settings. Lifetime access is a one-time purchase and does not renew. Privacy Policy: https://owlspeak.web.app/privacy Terms of Use: https://owlspeak.web.app/terms

AmpHIIT is a simple, focused HIIT and Tabata interval timer built for fast workouts, circuit training, cardio sessions, and at-home exercise. Set your prepare, work, and rest times, choose the number of exercises, and let AmpHIIT guide your workout with clear visual phases, optional voice coaching, and countdown beeps. Whether you are doing Tabata rounds, bodyweight circuits, cardio intervals, stretching routines, or quick daily workouts, AmpHIIT keeps the timing easy so you can focus on moving. Features: • Custom prepare, work, and rest timers • Adjustable number of exercises • Clear workout phase display • Optional voice coaching • Optional countdown beeps • Clean, distraction-free interface • Simon Says workout mode • Screen-awake support during active workouts • Local settings saved on your device • No account required • No ads • No tracking • Optional Tip Jar using Apple In-App Purchase AmpHIIT is designed to be lightweight, private, and easy to use. There are no accounts, no subscriptions, no ads, and no third-party analytics. Your workout settings stay on your device. AmpHIIT is a fitness timer, not medical advice. Exercise within your limits and consult a qualified professional before starting a new workout program.