Comparison

HIIT Timer vs Interval Timer

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

Head to head
About

HIIT Timer

Features
Read full description

Train smarter, not harder — with your personal interval trainer. Build your perfect interval timer for HIIT, boxing, or strength & cardio training. Customize every detail — from sets and rest to sounds and colors — for your ideal rhythm. Features • Custom Workout Setup – Freely adjust the number of sets, workout and rest durations, and round counts. • Fully Personalizable – Rename stages, assign colors, and fine-tune timing for each phase. • Clean, Distraction-Free Interface – Focus only on your workout without unnecessary elements. • Dark & Light Modes – Switch easily based on your environment or time of day. • Alarm Sound Options – Choose from multiple clear tones or add your own custom sounds. • Background Music Compatibility – Alarms work seamlessly with your favorite playlists. • Save Unlimited Profiles – Store all your routines and access them anytime. Clarity, rhythm, and control — everything you need to stay consistent and motivated. Start now. Train your way.

About

Interval Timer

This app provides a highly customizable interval timer for various workout types, including HIIT, Tabata, and circuit training. It offers clear audio cues, background operation, and workout history tracking to help users structure their exercise sessions effectively.

Highlights
  • Customizable interval timers
  • Full-screen color-coded display
  • Audio cues and alerts
  • Background operation
  • Workout history and statistics
  • Pre-set templates for routines
Features
Read full description

The ultimate interval timer for HIIT, Tabata, Circuit Training, MMA, boxing, strength workouts, cardio sessions, stretching routines, and more. Designed to be simple, powerful, and reliable—whether you’re training at home, at the gym, or outdoors. Create fully customizable timers, stay focused with clear audio cues, and keep your workouts running smoothly in the background. Perfect for athletes, trainers, and anyone who wants a seamless way to structure work and rest periods. FEATURES: - Full-screen, color-coded display for easy visibility from any distance. - Templates for HIIT, Tabata, Circuit Training and other routines. - Combine multiple interval timers for complete workout control. - Voice cues and alerts that speak interval names. - Runs in the background while you use other apps or lock your device. - Playlist and music support during your workout. - Save your custom timers as reusable templates. - Continue listening to audio guides even when the app is minimized. CUSTOMIZABLE OPTIONS: - Number of sets - Work time and rest time - High and low intensity intervals - Warm-up and cool-down durations - Pause during rest - Auto-lock control - Timer sounds and volume - Rounds, cycles, and repeat counts - First interval selection (high or low) - New set sound or vibration alerts WORKOUT HISTORY & TRACKING: Automatically save your completed workouts. View detailed statistics and progress history. Repeat previous workouts without reconfiguring anything. SUBSCRIPTIONS & IN-APP PURCHASES: The app offers optional in-app purchases and subscription plans that unlock premium features and advanced customization options. Payment is charged to your Apple ID account at the time of purchase. Subscriptions renew automatically unless auto-renew is turned off at least 24 hours before the end of the current billing period. Your account will be charged for renewal within 24 hours before the current period ends. You can manage or cancel your subscription at any time from your App Store account settings. Any unused portion of a free trial will be forfeited once a subscription is purchased. Privacy Policy: https://intervally-app.web.app/privacy.html Terms of Use: https://intervally-app.web.app/terms.html

Screenshots

HIIT Timer4 screens
Interval Timer4 screens

Verdict

The call

The clearest difference is iOS requirement: HIIT Timer at 13.0 against Interval Timer's 17.6. On price, update cadence, ads and in-app purchases 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. HIIT Timer sells 1 one-off in-app purchase and Interval Timer sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

HIIT Timer ships an update weekly, Interval Timer every 9 days. Both last shipped on November 5, 2026.

Scorecard1 real difference · 9 level
HIIT Timer versus Interval Timer: the parameters behind the verdict, then further details
ParameterHIIT TimerInterval Timer
PriceFreeFree
Rating—4.7 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyWeekly — betterEvery 9 days
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS13.0 — better17.6
Further details — not scored
Size44 MB59 MB
Age rating4+4+
DeveloperJunhyong ParkAVA Consult

In-app purchases

1 purchases

HIIT Timer

One-time1
  • Pro Upgrade$1.99
5 purchases

Interval Timer

Subscriptions4
  • Pro Access - Monthly$1.991 Month
  • Pro Access - Monthly3 Days trial$1.991 Month
  • Pro Access - Yearly$9.991 Year
Show 1 more
  • Pro Access - Yearly3 Days trial$9.991 Year
One-time1
  • Pro Access - Lifetime$19.99

Questions

Is HIIT Timer free?
HIIT Timer is free to download, with in-app purchases available.
Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Do HIIT Timer or Interval Timer have ads?
Neither HIIT Timer nor Interval Timer shows ads.
Which is updated more often, HIIT Timer or Interval Timer?
HIIT Timer ships an update weekly, and Interval Timer every 9 days. Most recently, HIIT Timer was updated on November 5, 2026 and Interval Timer on November 5, 2026.

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