Comparison

Interval Flow vs Tabata Timer | HIIT Timer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Interval Flow

This app revolutionizes fitness routines with deep customization and advanced tracking for various activities like HIIT, Yoga, and CrossFit. It allows users to create, share, and follow personalized workouts with features like color-coded intervals, real-time progress tracking, and voice assistance.

Highlights
  • Color-coded intervals
  • Customizable circuits
  • Real-time progress tracking
  • Voice assist and search
  • Exercise library
  • Workout sharing
Features
Read full description

Interval Flow: Experience a Workout Revolution Interval Flow is your ultimate fitness companion, designed to transform your workout experience with deep customization and advanced tracking. This versatile app is perfect for a wide range of activities including HIIT, TABATA, CrossFit, Yoga, Pilates, Meditation, and more. With Interval Flow, you can stay focused on your fitness goals while the app handles the details. Key Features: - Color-Coded Intervals: Customize your workout visually with color-coded intervals. Set distinct colors for warm-ups, high-intensity bursts, rest periods, and more, to easily navigate through your routine. - Exercise Library: Build your workouts with ease! Add new exercises or select from the existing ones to tailor your workout to your specific needs. - Real-Time Progress Tracking: Keep a live tab on your workout progress. The dynamic interval list updates in real-time, ensuring you know exactly where you are in your routine. - Customizable Circuits: Create the perfect workout sequence by arranging various exercises into repeatable circuits tailored to your fitness level and goals. - Personalized Interval Warnings: Get timely alerts before an interval ends. Customize the warning sounds to suit your style, ensuring smooth transitions without missing a beat. - Interactive Workflow: Enjoy crafting your workouts with a user-friendly interface that’s as intuitive as it is functional. Setting up your ideal workout regime is now as engaging as the workout itself. - Voice Assist: Let our advanced voice assist guide you through your exercises, announcing what’s next so you can remain focused on your form and intensity. - Voice Search: Quickly find your favorite workouts using voice commands, making your preparation seamless and hands-free. - AirShare: Share your custom workouts with friends or clients effortlessly using AirDrop, enhancing connectivity and interaction. Why Choose Interval Flow? With Interval Flow, you don't just exercise, you experience a revolution in workout efficiency and enjoyment. The app’s intuitive interface and comprehensive customization options make it the optimal companion for anyone serious about fitness. Whether you're powering through a high-intensity session or seeking tranquility in yoga, Interval Flow adapts to your pace and preference. Unlock your potential with Interval Flow – where your workout meets innovation. Interval Flow Subscription: The app includes a 1 month long auto-renewable subscription with a 3-day free trial, which will unlock premium features, like unlimited workouts, timer program editing and autoplay and costs $4.99/ month. It will be charged to your credit card through your iTunes account and will automatically renew unless you canceled at least 24 hours before the end of the current period. Any unused portion of a free trial period will be forfeited when you purchase the subscription. Though your subscription for the current month cannot be canceled, you can turn auto-renewal off in your account settings after purchase. See the instructions here: https://support.apple.com/en-us/HT202039 You can read the terms of use and privacy policy here: https://kapi90.github.io/hiit_timer_privacy_policy.html End User License Agreement (EULA) of the App Store applies: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Tabata Timer | HIIT Timer

Easily start high-intensity interval training (HIIT) or Tabata workouts with pre-made templates or custom intervals. Enjoy background operation, music integration, and customizable sound or haptic feedback for effective training.

Highlights
  • Pre-made workout templates
  • Customizable intervals
  • Background operation
  • Music app integration
  • Haptic feedback
  • Voice or beep sound alerts
  • Silent mode with screen lock prevention
Features
Read full description

Ready to start your high-intensity interval training (HIIT) or Tabata workout? Our app makes it easy – with just a single tap to get started with our pre-made templates or create your own personalized intervals. ◉ Listen to your music app while workout. ◉ Haptic feedback. ◉ Runs in the background: Interval Timer can run its timers in the background allowing you to have your screen off or use other apps. ◉ Voice or beep sounds: Know the resting and training times with the loud voice or beep sounds. Don’t want any sounds? Choose the silent mode and watch the time on the screen by enabling prevent auto-lock feature. ► Get this tabata timer to make your workouts even more effective! EULA: https://dmwizards.com/interval-timer-terms-and-conditions

Screenshots

Interval Flow4 screens
Tabata Timer | HIIT Timer4 screens

Verdict

The call

The clearest difference is monetization model: Tabata Timer | HIIT Timer at free with in-app purchases against Interval Flow's subscription. Tabata Timer | HIIT Timer also leads on rating (4.9 vs 4.7) and update cadence (weekly vs fortnightly). Interval Flow's advantage is ratings volume (168 vs 33). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Interval Flow sells 10 in-app purchases, starting at $4.99 per 3 months and Tabata Timer | HIIT Timer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Tabata Timer | HIIT Timer holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: Interval Flow has 168 ratings behind it against 33, so its average is the more settled of the two.

UpkeepUpdate frequency

Interval Flow ships an update fortnightly, Tabata Timer | HIIT Timer weekly. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Flow versus Tabata Timer | HIIT Timer: the parameters behind the verdict, then further details
ParameterInterval FlowTabata Timer | HIIT Timer
PriceFreeFree
Rating4.7 (168 ratings)4.9 (33 ratings) — better
Positive reviews48.1% of reviews—
Number of ratings168 — better33
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad — betteriPhone
Requires iOS18.618.0 — better
Further details — not scored
Size20 MB6 MB
Age rating4+4+
DeveloperBence KaposztaDuleep Madusanka

Customer experience

Interval Flow

All ratings168 ratings
Positive93.5%
Neutral2.4%
Negative4.2%
Written reviews27 reviews
Positive48.1%
Neutral18.5%
Negative33.3%

Tabata Timer | HIIT Timer

All ratings33 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Interval Flow

Reported bugs

10 issues
  • Programs deleted after update
  • App crashes when adding a program
  • Show/Hide Instructions adds time to interval
  • App defaults to unused workout
  • Cannot permanently skip to end of timed activity
Show 5 more
  • Intervals revert to previous settings
  • App won't remember order of custom circuit interval programs
  • Blank screen after download
  • Cannot get program to open
  • Cannot see bottom of screen on questionnaire

Requested features

5 requests
  • Increase repetitions to 20
  • Streamline adding intervals
  • Make it possible to hide unused workouts
  • Add music integration or option
  • Provide visual instructions for moves

Tabata Timer | HIIT Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Interval Flow

Subscriptions8
  • 3 Month$4.993 Months
  • 1 Month$9.991 Month
  • 1 Month, 3 day trial3 Days trial$9.991 Month
Show 5 more
  • Annual7 Days trial$14.991 Year
  • 1 Year discounted$25.951 Year
  • 1 Year, 3 day trial3 Days trial$39.991 Year
  • 1 Year$39.991 Year
  • 1 Year Intro month1 Month trial$39.991 Year
One-time2
  • Free Lifetime subscriptionFree
  • Lifetime$24.99
3 purchases

Tabata Timer | HIIT Timer

Subscriptions2
  • Tabata Timer (Monthly)$1.991 Month
  • Tabata Timer - Monthly$2.991 Month
One-time1
  • Tabata Timer - Lifetime$14.99

Questions

Is Interval Flow free?
Interval Flow is free to download, with in-app purchases available.
Is Tabata Timer | HIIT Timer free?
Tabata Timer | HIIT Timer is free to download, with in-app purchases available.
Which has better reviews, Interval Flow or Tabata Timer | HIIT Timer?
Tabata Timer | HIIT Timer is rated higher. Interval Flow averages 4.7 out of 5 from 168 ratings, while Tabata Timer | HIIT Timer averages 4.9 from 33 ratings.
Do Interval Flow or Tabata Timer | HIIT Timer have ads?
Neither Interval Flow nor Tabata Timer | HIIT Timer shows ads.
Which is updated more often, Interval Flow or Tabata Timer | HIIT Timer?
Interval Flow ships an update fortnightly, and Tabata Timer | HIIT Timer weekly. Most recently, Interval Flow was updated on October 6, 2026 and Tabata Timer | HIIT Timer on October 2, 2026.

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