What's New

Support for the latest and greatest on iPhone and Apple Watch.

App Description

Custom Interval Training at its best for iPhone, Apple Watch and iPad. Featured by Apple and recommended by fitness instructors, personal trainers, marathon runners, and coaches.

Let Intervals Pro guide you through any type of interval workout: HIIT, running, strength training, yoga, stretching, circuit training, boxing, MMA, elliptical, rehabilitation, meditation, 7 minute workouts and many more.

FEATURED BY
• Apple - App of the Day in 132 Countries
• Apple - Workout with Apple Watch, Quick HIIT Workouts, GREAT on watchOS 8
• Women's Health Magazine
• COACH Magazine
• SixColors.com

HIGHLIGHTS
• Highly Customizable
• iOS 14 Home Screen Widgets to quickly launch timers
• 3 timer types, 6 workout templates, and a 2 Running Training programs
• Spoken interval names and prompts
• Customizable alert sounds
• Standalone Apple Watch workouts. Leave your iPhone at home!
• Workout History using Apple Health data
• View an Apple Watch workout live on your iPhone!
• Run in the background with the screen locked
• Play music or podcasts using the app of your choice
• Bluetooth heart rate monitor support for Apple Watch or iPhone
• Fill your Activity Rings
• Backup your timers to iCloud
• Siri Shortcuts and 3D touch
• Share timers with friends
• Time and Distance Goals
• Running Pace and Heart Rate Targets
• Auto pause and resume
• Send completed workouts to Strava
• Confetti!

PERSONALIZE YOUR WORKOUT
• Customize the Name, Duration, Alert, and Color for each interval
• Customize Alert Sounds and Voice Prompts to guide your through your workout
• Set a Countdown Alert and vibrations when the interval is about to end
• Optional halfway alert
• Set target heart rate ranges for each interval
• Set time and distance goals

FLEXIBLE INTERVAL DURATIONS
• Time based (e.g., 45 seconds)
• Distance based (e.g., 0.5 MI or KM)
• Count up intervals keep running until your ready for the next interval
• Estimated time or distance. Count down time or distance to zero and then continue the interval, counting up until you're ready to move on.

THE BEST APPLE WATCH INTERVAL TIMER
• Leave your phone at home and workout with Intervals on Apple Watch
• Control your music or podcasts on the "Now Playing" screen
• View an Apple Watch workout live on your iPhone
• Alert Sounds and Voice Prompts to guide your through your workout
• Configurable haptic alert countdown that taps you on the wrist when the interval is ending
• Track heart rate, calories, distance, and pace
• Route tracking for running, walking, and cycling
• Workouts contribute to the Apple Watch Activity Rings

WORKOUT HISTORY USING APPLE HEALTH
• Intervals Pro has the best Apple Health integration of any interval training app
• Track heart rate, calories, distance, and pace
• Route tracking for running, walking and cycling
• Detailed stats for every interval
• All your data is safely stored in Apple Health

GREAT FOR RUNNING AND CYCLING
• Interval duration can be set to either a specified time or distance
• Display current pace, pace for the interval, or pace for the entire run
• Configure heart rate ranges per interval
• Analyze each interval of your run in the workout history
• Supported on Apple Watch and iPhone

MULTIPLE VOICES AND LANGUAGES
• Select the language and voice to use for all spoken alerts.
• Spoken alerts are localized to 10 languages. Chinese (simplified), Danish, Dutch, French, German, Italian, Norwegian, Polish, Spanish, and Swedish are all supported.

BUILT IN WORKOUT TEMPLATES AND TRAINING PROGRAMS
• 7 minute workout
• Run/Walk workout
• 4x4 Running workout
• Tabata workout
• 3 Minute Plank Challenge
• Mindfulness Session
• 5K Training Program
• None to Run Training Program

SHARE TIMERS WITH FRIENDS
• Easily share your timers with friends to use

The free version comes with a built-in timer that you can customize as needed. Upgrade with a one time in-app purchase to create unlimited timers and unlock all features.

Get Intervals today and your workouts will never be the same!

iPhone Screenshots

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Intervals Pro: HIIT Timer screenshot 1 Intervals Pro: HIIT Timer screenshot 2 Intervals Pro: HIIT Timer screenshot 3 Intervals Pro: HIIT Timer screenshot 4 Intervals Pro: HIIT Timer screenshot 5

iPad Screenshots

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Intervals Pro: HIIT Timer screenshot 6 Intervals Pro: HIIT Timer screenshot 7 Intervals Pro: HIIT Timer screenshot 8 Intervals Pro: HIIT Timer screenshot 9 Intervals Pro: HIIT Timer screenshot 10

Apple Watch Screenshots

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Intervals Pro: HIIT Timer screenshot 11 Intervals Pro: HIIT Timer screenshot 12 Intervals Pro: HIIT Timer screenshot 13 Intervals Pro: HIIT Timer screenshot 14 Intervals Pro: HIIT Timer screenshot 15

App Changes

  • February 19, 2015 Initial release
  • March 01, 2015 New version 1.1
  • April 15, 2015 New version 1.5
  • May 21, 2015 New version 1.6
  • June 08, 2015 New version 1.7
  • February 27, 2016 New version 2.0
  • March 05, 2016 New version 2.0.1
  • March 24, 2016 New version 2.1.0
  • June 23, 2016 New version 2.2.0
  • November 05, 2016 New version 3.7
  • December 04, 2016 New version 3.8
  • December 09, 2016 New version 3.9
  • January 05, 2017 New version 3.10
  • June 13, 2019 New version 2019.18
  • August 16, 2019 New version 2019.21
  • September 11, 2019 New version 2019.22
  • September 24, 2019 New version 2019.23
  • October 15, 2019 New version 2019.23.1
  • November 04, 2019 New version 2019.24
  • November 11, 2019 New version 2019.26
  • November 18, 2019 New version 2019.26.2
  • November 26, 2019 New version 2019.27
  • December 02, 2019 New version 2019.28
  • December 17, 2019 New version 2019.30
  • January 28, 2020 New version 2020.1
  • October 22, 2020 New version 2020.12
  • November 12, 2020 New version 2020.13
  • December 09, 2020 New version 2020.15.1
  • August 05, 2021 New version 2021.5
  • October 15, 2021 New version 2021.8.2
  • September 16, 2023 New version 2023.4.3
  • October 04, 2023 New version 2023.5

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