Comparison

Interval Timer ++ vs Interval Timer Plus

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 app provides a customizable interval timer for high-intensity interval training (HIIT) and circuit workouts. Easily set up work, rest, and repeat intervals, track your progress, and integrate with your health data. Enjoy your workouts with background music and notifications.

Highlights
  • Customizable work/rest/repeat intervals
  • Supports iPhone and Apple Watch
  • Workout history in calendar view
  • Health app integration (HealthKit)
  • Background notifications
  • Listen to music during workouts
  • Premium timers for mixed fitness types
Features
Read full description

Award-winning app for your daily workouts! Simple set up, intense workout: *** One touch to set up Workout, Rest, and Repeat. *** Supports both iPhone and Apple Watch *** Colorful design, to give you some eye candy while working hard *** Multiple timers for easy access and training *** Premium timers where different fitness types are mixed *** Background notification, so you can keep working out while browsing other apps, or even when screen is locked *** Listen to your favorite music while working out *** See your workout history in calendar view Health App Integration We integrate with the health app (HealthKit) to read and track your steps data and show them in a beautiful way. Feature details: - Workout duration: 2 seconds to 8 minutes - Rest duration: 0 seconds to 8 minutes - Repeat: 20 times (50 times if purchased Premium Subscription) - Premium timers: mix fitness types, including Planks, Jumping Jack, Push Ups, Sit Ups, High Knees, Side Planks, Butt Kicks, Side Lunges, Lunges, etc. - Multiple timers for quick access - Name your timers - Swipe-to-delete timers - Drag-n-drop to reorder custom timers - 10 seconds count down, so you can get into workout position - Count down sound before next workout starts, for you to recover position - Pause and resume workout at any time - Reset at any time if workout was interrupted - Calendar view: shows your work/rest/repeat sessions - Listen to your favorite music in background, while working out the Interval Timer in foreground - Background music will be tuned down when playing workout sounds - Vibration / Haptic feedbacks between workout and rest - Ability to mute all workout sound Users say good works after usage: "I love the simplicity and ease of use of this app. It is almost exactly what I am looking for." "No frills or gimmicks, this app gives it to you straight, which is how interval timers should work IMO." "An eye-candy for your tough workouts." "Mind-blowing on how easy it is to use." "Simple. Does EXACTLY what you need." Also checkout our awesome demo video on Youtube: https://www.youtube.com/watch?v=gO_z8mN1asU Interval Timer Pro (In App Purchase): - Create unlimited number of timers for easy access - Use our premium timers - Repeat workout for more than 20 times • You can subscribe for Interval Timer Pro inside the app; subscriptions are billed monthly or annually at the rate selected depending on the subscription plan. • Alternatively a one-time payment plan is available (this is not a subscription). • Payment will be charged to your iTunes account at confirmation of purchase. • Subscriptions will automatically renew unless auto-renew is cancelled at least 24 hours before the end of current period. • Your account will be charged according to your plan for renewal within 24 hours prior to the end of the current period. • You can manage or turn off auto-renew in your Apple ID account settings at any time after purchase. • To manage your subscriptions or turn off auto-renewal: - Go to Settings > iTunes & App Store - Tap your Apple ID at the top of the screen - Tap View Apple ID. You might need to sign in or use Touch ID. - Tap Subscriptions. - Tap the subscription you want to manage. - Use the options to manage your subscription. • No cancellation of the current subscription is allowed during the active subscription period. Once purchased, refunds will not be provided for any unused portion of the term. We take the security of our customers very seriously. Read our Terms of Service at https://sunnystudio.wordpress.com/2018/08/03/interval-timer-terms-of-us/ and our Privacy Policy at https://sunnystudio.wordpress.com/2018/07/31/interval-timer-privacy-policy/ Attributions: Lock by Maxim Kulikov from the Noun Project Premium by Gregor Cresnar from the Noun Project

About

Interval Timer Plus

This versatile timer app offers a simple yet powerful way to manage timed activities. Customize multiple intervals with individual colors and sounds, and save them as presets for quick access. It's designed for ease of use and visibility, even from a distance, and works seamlessly in the background.

Highlights
  • Customizable intervals
  • Named intervals with voice readout
  • Individual colors and sounds
  • Count time or repetitions
  • Unlimited presets
  • Works in background
  • Full screen color coding
Features
Read full description

Free, simple and easy to use all purpose Interval Timer SIMPLE AND FREE INTERVAL TIMER + 1-Tap Quickstart + No signup required, download and get going immediately GLANCEABLE + Very Big Fonts, visible from everywhere + Full screen color coding, works like a traffic light right in front of you + Portrait or landscape, always uses the full screen space POWERFUL ADVANCED PRESETS + Multiple intervals, each individually customizable + Name your intervals and have Interval Timer read it out to you + Individual colors and sounds + Count time or repetitions + Unlimited amount of presets ACCESSIBLE + Works with locked screen or while in another app + Reads out the interval name, so you know exactly what’s on + Vibration or silent mode, for the times when you need to tune it down + Works great with headphones and your own music + Supports dark and light mode REPEAT YOUR ROUTINE + Prepare and save your settings in presets + Pick your presets and start with just 1-tap OPTIMIZE ALL OF YOUR ACTIVITIES + Tabata timer + HIIT training + Crossfit + Circuit training + Fitness routines + Home workouts + Boxing round timer + Calisthenics circuit timer

Screenshots

Interval Timer ++4 screens
Interval Timer Plus4 screens

Verdict

The call

The clearest difference is ads: Interval Timer Plus at none against Interval Timer ++'s shown. Interval Timer Plus also leads on review sentiment (95% vs 78%). Interval Timer ++'s advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.0 vs 15.0). On price, rating, ratings volume 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 8 in-app purchases, starting at $0.99 per 2 months and Interval Timer Plus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Interval Timer ++ against 4.9 for Interval Timer Plus. Both are backed by a comparable volume of ratings — 15K and 6.2K respectively. Written reviews are what separate them: 78% of Interval Timer ++'s written reviews are positive against 95% of Interval Timer Plus's.

UpkeepUpdate frequency

Interval Timer ++ ships an update every 3 weeks, Interval Timer Plus every 2 months. The most recent releases landed on October 15, 2026 and October 14, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer ++ versus Interval Timer Plus: the parameters behind the verdict, then further details
ParameterInterval Timer ++Interval Timer Plus
PriceFreeFree
Rating4.8 (15K ratings)4.9 (6.2K ratings) — better
Positive reviews78.0% of reviews95.1% of reviews — better
Number of ratings15K — better6.2K
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple WatchiPhone, iPad, iPod, Apple Watch
Requires iOS12.0 — better15.0
Further details — not scored
Size87 MB24 MB
Age rating4+4+
DeveloperSunny StudioSu-Au Hwang

Customer experience

Interval Timer ++

All ratings14,778 ratings
Positive95.9%
Neutral1.7%
Negative2.5%
Written reviews536 reviews
Positive78.0%
Neutral7.5%
Negative14.6%

Interval Timer Plus

All ratings6,181 ratings
Positive97.5%
Neutral1.1%
Negative1.4%
Written reviews667 reviews
Positive95.1%
Neutral2.2%
Negative2.7%

User reviews

Interval Timer ++

From 15K App Store ratings

What we love

  • 👍 Simple and intuitive interface
  • 🚀 Straightforward interval timer functionality
  • 💡 Customizable timers and workouts
  • 🔒 No ads or in-app purchases required

Room to improve

  • 🐛 Inconsistent sound and volume issues
  • 🐛 Bugs with timer functionality and data sync
  • 🔋 High battery consumption when running in background
  • 🚫 Limited customization options for timers and workouts

Interval Timer Plus

From 6.2K App Store ratings

What we love

  • 🚀 Simple and effective
  • 🚀 Customizable and streamlined
  • 👍 Easy to configure and edit
  • 👍 Convenient for workouts and circuits
  • 👍 Minimal ads and no purchases required

Room to improve

  • 🐛 Occasional issues with audio playback in the background
  • 💡 Desire for more color customization options

Bugs and requests

Interval Timer ++

Reported bugs

3 issues
  • Timers not working correctly after app updates
  • Custom timers not saving or syncing across devices
  • Unexpected pausing or stopping of timers during use

Requested features

4 requests
  • Ability to name and save custom workouts
  • Option to adjust rest time for individual exercises
  • Countdown beeps or voice cues during intervals
  • Integration with Apple Watch and other fitness devices

Interval Timer Plus

Reported bugs

1 issue
  • Audio alerts not working when app is in the background

Requested features

2 requests
  • Support for Apple Watch integration
  • Ability to delete saved workouts

In-app purchases

8 purchases

Interval Timer ++

Subscriptions5
  • Interval Timer Pro7 Days trial$0.992 Months
  • Interval Timer Pro3 Days trial$0.997 Days
  • Interval Timer Pro$1.997 Days
Show 2 more
  • Interval Timer Pro3 Days trial$1.991 Month
  • Interval Timer Pro for a Year7 Days trial$5.991 Year
One-time3
  • Premium Timer for One Week$2.99
  • Premium Timer for One Year$7.99
  • Premium Timer for Entire Life$8.99
1 purchases

Interval Timer Plus

One-time1
  • Remove Ads$2.99

Questions

Is Interval Timer ++ free?
Interval Timer ++ is free to download, with in-app purchases available.
Is Interval Timer Plus free?
Interval Timer Plus is free to download, with in-app purchases available.
Which has better reviews, Interval Timer ++ or Interval Timer Plus?
Interval Timer Plus is rated higher. Interval Timer ++ averages 4.8 out of 5 from 15K ratings, while Interval Timer Plus averages 4.9 from 6.2K ratings.
Do Interval Timer ++ or Interval Timer Plus have ads?
Interval Timer ++ shows ads; Interval Timer Plus does not.
Which is updated more often, Interval Timer ++ or Interval Timer Plus?
Interval Timer ++ ships an update every 3 weeks, and Interval Timer Plus every 2 months. Most recently, Interval Timer ++ was updated on October 15, 2026 and Interval Timer Plus on October 14, 2026.

Other comparisons