Comparison

Interval Timer vs Pro Timer

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

Head to head
About

Interval Timer

Organize your running and high-intensity interval training sessions with ease. Quickly set up custom time intervals for running, walking, warm-ups, and cool-downs. Receive voice and vibration notifications for interval changes, and enjoy background music playback.

Highlights
  • Intuitive design
  • Customizable time intervals
  • Warm-up and cool-down timers
  • Voice and vibration notifications
  • Background music support
  • Foreground/background operation
Features
Read full description

Choose from 25+ ready-made running workouts—or build custom run-walk intervals, HIIT sessions, and cardio workouts in seconds. Customize every step, duration, and repeat cycle, then train with voice announcements and haptic cues. Control workouts from Apple Watch, save completed sessions to Apple Health, and review your workout history. Choose a workout, tailor it if you want, hit Start, and focus on your training—not the clock. EXPLORE 25+ READY-MADE WORKOUTS • Find run-walk sessions, interval runs, sprints, hill repeats, tempo workouts, and more • Choose from curated workouts for different training styles and goals • Start any workout as-is or customize it to fit your training • Save your favorites to My Workouts for quick access BUILD ADVANCED CUSTOM WORKOUTS • Create multi-step workouts with timed intervals and recovery periods • Add warm-up, running, walking, rest, and cool-down sections • Set a duration for each step and repeat cycles for interval blocks • Add custom cues to guide you through each step • Build anything from simple run-walk intervals to advanced training sessions • Save multiple workouts for quick access • Preview your complete workout before you start STAY IN THE FLOW • Hear clear voice announcements at every interval transition • Feel haptic cues when it’s time to change pace • Keep your workout active while your iPhone is locked or the app is in the background • Listen to music, podcasts, or audiobooks while you train TRAIN WITH APPLE WATCH • Sync your workouts to Apple Watch • Start, control, and monitor workouts directly from your wrist • Train phone-free with workouts ready on your Watch • Track heart rate, distance, and active energy during your workout • Save completed workouts to Apple Health TRACK YOUR PROGRESS • Browse completed workouts in calendar and history views • Review duration, intervals, distance, and active energy • Follow your training over time • Share your workout results • Export and restore backups of your workout data BUILT FOR EVERY WORKOUT Whether you’re starting a beginner run-walk program, adding speed intervals, preparing for a race, or building a focused HIIT session, Interval Run gives you the flexibility to train your way. Start with one of 25+ ready-made workouts or build your own from scratch. Interval Run handles the timing so you can focus on your training. Some features shown, including the full workout library, advanced workout creation, multiple saved workouts, and full workout history, require Interval Run Pro. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Pro Timer

This interval timer app helps users create and manage custom workout circuits for high-intensity interval training. It offers intuitive design, quick circuit setup, and audio/visual cues to guide users through exercises. Users can also share their custom routines with others.

Highlights
  • Create custom workout circuits
  • Quick circuit start
  • Audio and visual cues
  • Share circuits with friends
  • Workout reminders
  • Background mode support
Features
Read full description

Whether you're leading a HIIT class, coaching a client or just trying to get in shape, Pro Timer got you covered. Unlike traditional timer apps we care about both design and simplicity. Pro Timer lets you create and time circuits in a new, intuitive and fast way. Like us, we want you to enjoy and focus on your workouts without having to keep track of either time or exercise. - Create new Circuits or use one of our built-in example Circuits - Quick start a Circuit in just two clicks, handy for those sparring rounds! - Stay up-to-date with new (free) Circuits in the Pro Timer store, made by experts exclusively for Pro Timer - Share your Circuits with friends or receive and import Circuits - Find, add and rearrange Exercises - Start your workout and let Pro Timer tell you what to do using audio and visual cues. - Workout reminders - Supports background mode Pro Timer, when success is your only option!

Screenshots

Interval Timer4 screens
Pro Timer4 screens

Verdict

The call

The clearest difference is review sentiment: Pro Timer at 100% against Interval Timer's 21%. Pro Timer also leads on rating (5.0 vs 4.5) and in-app purchases (none vs 3). Interval Timer's advantage is price (Free vs $0.99) and ratings volume (534 vs 1). On update cadence, ads 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

Interval Timer is free to download; Pro Timer costs $0.99 up front. Interval Timer sells 3 in-app purchases, starting at $2.99 per month. Pro Timer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Pro Timer holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Interval Timer has 534 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 21% of Interval Timer's written reviews are positive against 100% of Pro Timer's.

UpkeepUpdate frequency

Interval Timer ships an update every 3 months, Pro Timer every 2 months. The most recent releases landed on October 1, 2026 and September 14, 2026 respectively.

Scorecard7 real differences · 3 level
Interval Timer versus Pro Timer: the parameters behind the verdict, then further details
ParameterInterval TimerPro Timer
PriceFree — better$0.99
Rating4.5 (534 ratings)5.0 (1 ratings) — better
Positive reviews21.1% of reviews100.0% of reviews — better
Number of ratings534 — better1
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS26.011.4 — better
Further details — not scored
Size15 MB16 MB
Age rating4+4+
DeveloperRoma SosnovskyWesley Scheper

Customer experience

Interval Timer

All ratings534 ratings
Positive86.9%
Neutral3.4%
Negative9.7%
Written reviews95 reviews
Positive21.1%
Neutral8.4%
Negative70.5%

Pro Timer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Interval Timer

Reported bugs

4 issues
  • Timer resets or freezes during workout
  • Prompts not working when phone is locked or in pocket
  • Unexpected interval changes or duration changes
  • Compatibility issues with music playback

Requested features

6 requests
  • Option to pause/resume timer
  • Larger time remaining display
  • Apple Watch app
  • Ability to play audio prompts even with screen off
  • More interval options (run/walk/jog)
Show 1 more
  • Congratulatory audio cue at the end

Pro Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Interval Timer

Subscriptions2
  • Interval Run Pro Monthly$2.991 Month
  • Interval Run Pro Annual7 Days trial$19.991 Year
One-time1
  • Full Version$2.99
None

Pro Timer

No in-app purchases

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Pro Timer free?
Pro Timer costs $0.99, with no in-app purchases.
Which has better reviews, Interval Timer or Pro Timer?
Pro Timer is rated higher. Interval Timer averages 4.5 out of 5 from 534 ratings, while Pro Timer averages 5.0 from 1 ratings.
Do Interval Timer or Pro Timer have ads?
Neither Interval Timer nor Pro Timer shows ads.
Which is updated more often, Interval Timer or Pro Timer?
Interval Timer ships an update every 3 months, and Pro Timer every 2 months. Most recently, Interval Timer was updated on October 1, 2026 and Pro Timer on September 14, 2026.

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