Best Circuit Training Apps

213+ iOS apps curated and reviewed

4.8 avg rating
19 free apps
Updated June 2026

Seconds Interval Timer is the household name in circuit training, but it's far from the only option. We track 213+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Circuit Training

Seconds Interval Timer#1

Seconds Interval Timer by Runloop Ltd

Tabata, HIIT, Circuit Training
Editor's Choice
💪 Health & Fitness
4.7😊(23K ratings)
FreeIn-App Purchases
Seconds Interval Timer screenshot 1
Seconds Interval Timer screenshot 2
Seconds Interval Timer screenshot 3
Seconds Interval Timer screenshot 4
Seconds Interval Timer screenshot 5
Seconds Interval Timer screenshot 6

Optimize your Tabata, HIIT, and circuit training with a top interval timer. Fine-tune your workouts with ease. Start now for a more efficient fitness routine!

What We Love

  • 🚀 Great workout app
  • 👍 Customizable and user-friendly
  • 🔒 Reliable and stable
  • 💡 Versatile for various workouts

Room to Improve

  • 🐛 Occasional audio issues
  • 🔍 Limited Apple Watch integration
  • 💰 Paid version required for full functionality
Timer Plus - Workouts Timer#2

Timer Plus - Workouts Timer by Agroross Trading Gida Anonim Sirketi

Fitness à la maison, gym
Strong Contender
💪 Health & Fitness
4.7😊(60K ratings)
FreeAds
Timer Plus - Workouts Timer screenshot 1
Timer Plus - Workouts Timer screenshot 2
Timer Plus - Workouts Timer screenshot 3
Timer Plus - Workouts Timer screenshot 4
Timer Plus - Workouts Timer screenshot 5

Timer Plus is an interval training timer app perfect for HIIT and Tabata workouts, offering features like round and cycle display, interval stopwatch, background mode, screen flash, voice guidance, and Apple Watch integration. Ideal for home, gym, boxing, MMA, and bodyweight exercises. Get started with Timer Plus for efficient fitness training.

What We Love

  • 🚀 Simple and easy to use
  • 👍 Properly free, no hidden costs
  • 👍 Customizable settings
  • 👍 User-friendly interface

Room to Improve

  • 🐛 Music volume issues
  • 🐛 Difficulty finding saved timers
  • 🐛 Inconsistent notification alerts
Interval Timer □ HIIT Timer#3

Interval Timer □ HIIT Timer by Float Tech, LLC

The simple workout timer.
Worth Considering
💪 Health & Fitness
4.8😊(83K ratings)
FreeIn-App Purchases
Interval Timer □ HIIT Timer screenshot 1
Interval Timer □ HIIT Timer screenshot 2
Interval Timer □ HIIT Timer screenshot 3
Interval Timer □ HIIT Timer screenshot 4
Interval Timer □ HIIT Timer screenshot 5

A workout timer app that allows you to set custom intervals for exercise, rest, and rounds seamlessly. Features include audio guides, progress tracking, and the ability to listen to music from other apps while using the timer. Improve your fitness routine with this easy-to-use interval timer app!

What We Love

  • 🚀 Simple and easy to use
  • 👍 Customizable settings
  • 🚀 Intuitive interface
  • 🚀 Effective for HIIT workouts

Room to Improve

  • 🔒 Requires subscription after limited free use
  • 🐛 Music volume issues with voice prompts
  • 🐛 Inconsistent behavior when switching apps

More Circuit Training apps to explore

4
Circuit Training Workout
Circuit Training Workout
Circuit Training Workout
At Home HIIT Circuit Workout
Free
💪 Health & Fitness
(0)
5
Exercise Timer: Interval Timer
Exercise Timer: Interval Timer
Exercise Timer: Interval Timer
HIIT, Tabata, Circuit Training
Free

Create custom workout routines with the Exercise Timer app. Perfect for HIIT, Tabata, and Circuit Training, this app helps you stay on track with timing intervals and workouts. Boost your fitness with precision.

💪 Health & Fitness
(929)
6
Next Up - Interval Timer
Next Up - Interval Timer
Next Up - Interval Timer
Customizable interval timer
Free

A customizable interval timer app where you can create and customize your intervals, sets, colors, and sounds. Features include detailed and full-screen display modes, progress highlighting, swipe actions for easy management, and the ability to sync and share timers. Privacy Policy and Terms of Use available. Start optimizing your intervals now!

💪 Health & Fitness
(2.8K)
7
Keelo - Strength HIIT Workouts
Keelo - Strength HIIT Workouts
Keelo - Strength HIIT Workouts
Functional Fitness Training
Free

Get real, measurable results with our high-intensity functional fitness app. As featured by top health and fitness publications, it's your go-to for strength and conditioning workouts. Start your fitness journey today!

💪 Health & Fitness
(5.9K)
8
Interval Timer ++
Interval Timer ++
Interval Timer ++
HIIT & circuit workout timer
Free

Interval Timer is a versatile workout tool for HIIT training, offering customizable intervals and exercises. Stay on track with this app designed to optimize your exercise routine. Get started today and experience a new level of fitness!

💪 Health & Fitness
(15K)
9
Interval Timer
Interval Timer
Interval Timer
Tabata, HIIT, Circuit Training
Free

An intuitive Interval Timer app for Tabata, HIIT, and Circuit Training with customizable settings, voice assistant, saved workouts, and quick setup feature. Supports Apple Health for activity tracking. Download for free with subscription option available. Good luck with your training!

💪 Health & Fitness
(3.2K)
10
Tabata HIIT. Interval Training
Tabata HIIT. Interval Training
Tabata HIIT. Interval Training
Fat burning cardio workout
Free

An efficient Tabata HIIT interval training app for quick fat-burning cardio workouts. Customize your own Tabata workout, track progress with a calorie counter and detailed stats, and never miss a session with built-in reminders and syncing capabilities. Start training now!

💪 Health & Fitness
(1.5K)
11
Intervals Pro: HIIT Timer
Intervals Pro: HIIT Timer
Intervals Pro: HIIT Timer
Running & Fitness Workouts
Free

Intervals Pro is an innovative HIIT timer app designed to help users optimize their workout routines. With customizable interval settings and audio cues, this app maximizes efficiency and motivation during high-intensity training sessions. Elevate your fitness regimen with Intervals Pro today!

💪 Health & Fitness
(13K)
12
Interval Timer - Tabata Timer
Interval Timer - Tabata Timer
Interval Timer - Tabata Timer
Multiple timers for fitness
Free

An interval timer designed for fitness enthusiasts, offering customizable sets, high/low intensity intervals, and rest times for various workout routines. Features include the ability to run in the background, play music during workouts, share progress on social media, save settings as templates, and integrate with Apple Health for heart rate tracking on the Apple Watch. Start optimizing your workouts today!

💪 Health & Fitness
(18K)
13
Circuit Training Timer Lite
Circuit Training Timer Lite
Circuit Training Timer Lite
Time and track your workouts
Free

Track your workouts with a customizable timer that supports heart rate training, location tracking, and interval-based exercises. Save and sync your workout data, customize intervals with music and colors, and enjoy features like Apple Health integration and iCloud synchronization. Download now for a focused workout experience.

💪 Health & Fitness
(449)
14
HIIT • Workouts & Timer
HIIT • Workouts & Timer
HIIT • Workouts & Timer
24 Hour Fitness,Tabata,Cardio
Free

An intense HIIT workouts app designed to boost fitness levels with quick, effective routines. Enhance your endurance, strength, and overall health with our customizable high-intensity training programs. Start transforming your fitness today!

💪 Health & Fitness
(31K)
15
Stark Fitness
Stark Fitness
Stark Fitness
Exercise Workout Trainer
Free

Experience personalized workout routines tailored to your goals with Stark Fitness. Choose from a variety of exercises and training styles, or create your own workouts. Track your progress, connect with others, and stay motivated towards a healthier you. Start your fitness journey today!

💪 Health & Fitness
(806)
16
Seconds Pro Interval Timer
Seconds Pro Interval Timer
Seconds Pro Interval Timer
Tabata, HIIT, Circuit Training
$7.99

Get the ultimate interval timer for various workouts like Tabata, HIIT, and circuit training with Seconds Pro. Enhance your workout routines with precision timing and customization options.

💪 Health & Fitness
(11K)
17
Interval Timer: Tabata & HIIT
Interval Timer: Tabata & HIIT
Interval Timer: Tabata & HIIT
Workout, fitness, crossfit
Free

Interval Timer app is designed for high-intensity interval training (HIIT) such as Tabata workouts. Set customizable timers for work and rest intervals to optimize your training sessions. Get the most out of your workout with this efficient interval timer app. Start your HIIT training now!

💪 Health & Fitness
(330)
18
Studio 14 Circuit Training
Studio 14 Circuit Training
Studio 14 Circuit Training
by PushPress, Inc.
Free
💪 Health & Fitness
(0)
19
Interval Timer: HIIT Workout
Interval Timer: HIIT Workout
Interval Timer: HIIT Workout
Simple Stopwatch for Training
Free

Stay on track with your HIIT workouts using this interval timer app. Easily customize work and rest periods, sets, and rounds to optimize your training. Monitor your heart rate with the Apple Watch integration for a more effective workout experience. Start now!

💪 Health & Fitness
(234)
20
O2 CIRCUIT TRAINING
O2 CIRCUIT TRAINING
O2 CIRCUIT TRAINING
by O2 CIRCUIT TRAINING AB.
Free
💪 Health & Fitness
(0)

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