Comparison

Interval Timer vs Interval

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

Head to head
About

Interval Timer

This interval timer is designed for HIIT and interval training. Easily set work and rest periods, sets, and rounds to guide your workouts. It supports background operation and music playback, with an Apple Watch companion app for heart rate monitoring.

Highlights
  • Customizable work and rest periods
  • Set number of sets and rounds
  • Background operation support
  • Music playback compatibility
  • Apple Watch integration
  • Heart rate monitoring (Apple Watch)
Features
Read full description

This app is handy interval timer that helps you keep track of your work and rest periods during your HIIT interval training and workouts. The application is very easy to use, enter the Work, Rest, Sets, Rounds and start workout. You can listen to music during workouts or use the timer in the background. There is also app on the Apple Watch that will allow you to monitor your heart rate during workouts. Apple Watch app features: - iCloud sync with iPhone - integration with the Health app - monitoring heart rate during workouts

About

Interval

Features
Read full description

Interval is a fast, focused timer for HIIT, Tabata, EMOM, circuits, boxing rounds and any work/rest training you do. Set your work, rest and rounds — or start from a ready-made preset — and press start. A big, glanceable timer with color-coded phases and audio, voice and haptic cues keeps you on pace without staring at the screen. ON YOUR WRIST • A full Apple Watch app — start and run any of your workouts from your wrist • Live sync — start on iPhone and it opens on your Watch instantly, and the other way around • Pause, skip or end on either device and the other follows along • Haptic cues on every phase change, so you can train without looking BUILT FOR TRAINING • Work, rest and rounds you control, with round rests between sets • Tabata, HIIT and EMOM presets to start from • A clean preview of the whole workout before you begin • Gym circuits, boxing rounds, sprint intervals, stretching, physio sets — anything that runs on a clock STAY LOCKED IN • A large timer with color-coded WORK / REST phases • Two-tier progress: where you are in the round and in the whole workout • Audio beeps and an optional voice cue on every phase change and the last 3 seconds • Haptic feedback so you can train heads-down • Keeps running with the screen locked and in the background LOCK SCREEN & DYNAMIC ISLAND • A Live Activity shows the current phase and countdown on the Lock Screen and in the Dynamic Island YOURS, AND PRIVATE • No account, no sign-up • No tracking, no ads, no data collection — everything stays on your device SIMPLE PRICING Use Interval free for up to 15 workouts with every feature unlocked. A single one-time purchase — Interval Pro — removes the limit forever and unlocks accent themes. No subscription, ever. Questions or feedback? Email interval@klimakov.me

Screenshots

Interval Timer4 screens
Interval4 screens

Verdict

The call

The clearest difference is ads: Interval at none against Interval Timer's shown. Interval also leads on update cadence (every 10 days vs every 2 months). Interval Timer's advantage is device support (4 vs 2) and iOS requirement (13.0 vs 17.0). On price 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. Interval Timer sells 1 one-off in-app purchase and Interval sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Interval Timer ships an update every 2 months, Interval every 10 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer versus Interval: the parameters behind the verdict, then further details
ParameterInterval TimerInterval
PriceFreeFree
Rating4.9 (250 ratings) — better—
Positive reviews84.1% of reviews—
Number of ratings250 — better—
Update frequencyEvery 2 monthsEvery 10 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS13.0 — better17.0
Further details — not scored
Size12 MB38 MB
Age rating4+4+
DeveloperYosyp HameliakOLEG KLIMAKOV

Bugs and requests

Interval Timer

Reported bugs

9 issues
  • App pauses when phone is locked
  • Sound notifications are inconsistent
  • App doesn't run in background
  • Watch app not opening or syncing
  • In-app purchase issues
Show 4 more
  • Timer not counting when phone is locked
  • Voice/sound stops during exercises
  • Incorrect number of sets displayed
  • App crashes or freezes

Requested features

12 requests
  • Option for different/upbeat voice
  • Ability to reorder saved timers
  • Larger font size option
  • Vibrate option
  • Naming individual sets/exercises
Show 7 more
  • Audio configuration for set completion
  • Syncing workouts with health apps
  • Option to keep app running when phone is locked
  • Customizable warm-up per saved timer
  • Option for giant font size for numbers
  • Ability to move saved timers
  • More sound options

Interval

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Interval Timer

One-time1
  • Remove Ads$4.99
1 purchases

Interval

One-time1
  • Interval Pro$6.99

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Interval free?
Interval is free to download, with in-app purchases available.
Do Interval Timer or Interval have ads?
Interval Timer shows ads; Interval does not.
Which is updated more often, Interval Timer or Interval?
Interval Timer ships an update every 2 months, and Interval every 10 days. Most recently, Interval Timer was updated on November 3, 2026 and Interval on October 31, 2026.

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