Comparison

Interval Timer vs Intensity+

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 helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.

Highlights
  • Customizable sets, intervals, and rest times
  • Runs in background and with screen locked
  • Music playlist integration
  • Save settings as templates
  • Apple Health integration for heart rate
  • Post workouts to social media
Features
Read full description

***Free and reliable. Perfect for use at home, at the track or in the gym. We’re proud to introduce this handy little app that helps you keep track of your work and rest periods during workouts. Whether your into cycling, running, lifting weights, exercise, workout, stretching, boxing, MMA or HIT, this interval timer will prove to be an invaluable asset to you. Running foreground, background or with device locked, this reliable app allows you specify an overall time as well as program High/Low intensity interval and rest time between sets. Produced by Polycents! Key Features: - Customizable sets, high/low intensity interval and rest for your own need - Retina display, iOS4 and multitasking - Continue to run even when screen is locked - Play your song or playlist during your workout - Post your workout to Facebook or Twitter - Save settings as templates Customizable Features: - Number of Sets - Countdown Time - Set Time - Low Interval time - High Interval time - Rest Time - First Interval (low or high) - Sound Volume - Timer Sounds - Auto Lock - Vibrate - Pause during Rest - Playlist - New Each Set APPLE HEALTH: -Interval Timer can use Apple Health to show heart rate in Apple Watch App. # Subscription Details # - Monthly and annual subscriptions are available. - Payment will be charged to your iTunes account at confirmation of purchase. - Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period. - Automatic renewals will be charged at the same price you were originally charged for the subscription. - Subscriptions can be managed by going to Account Settings on the App Store after purchase. Terms of Use: https://www.iubenda.com/terms-and-conditions/18915396 Privacy Policy: https://www.iubenda.com/privacy-policy/18915396

About

Intensity+

This app combines a professional interval timer with guided workouts for effective training. It offers home-based routines requiring no equipment, suitable for all fitness levels. Track progress and earn achievements with Apple Watch and Game Center integration.

Highlights
  • Professional interval timer
  • Curated guided workouts
  • Zero-equipment home workouts
  • Workouts for all fitness levels
  • Apple Watch compatibility
  • Game Center achievements
  • Customizable basic timers
Features
Read full description

BURN FAT. BUILD MUSCLE. GET SHREDDED. With Intensity+, you can be in the best shape of your life. Intensity+ combines a professional interval timer with a library of curated, guided workouts to help you train smarter. WORKOUT ANYWHERE: Intensity+ workouts are built to fit your life, your space, and your ability. Intensity+ has workouts that you can do at home with zero equipments or gym machines needed. Intensity+ works wherever you do. So, no more excuses. ALL FITNESS LEVELS: Whether you are a beginner starting out your fitness journey or an advanced ninja, Intensity+ has workouts for every fitness level. FOCUSED WORKOUTS: Intensity+ has select catalogs and workouts that isolate specific target areas like Abs, Arms, Legs, or even specialty training such as Calisthenics. APPLE WATCH COMPATIBLE: View your timer and monitor workout status directly on your wrist, keeping your phone out of the way. GAME CENTER INTEGRATION: Collect Game Center achievements and badges as you hit milestones and complete challenging workouts. Intensity+ also helps you show-off your durations by helping you track your workouts. BETTER BASICS: Even if you have your own workouts, with Intensity+ you can create and save simple, basic timers for your HIIT, Tabata, EMOM, and AMRAP workouts.

Screenshots

Interval Timer4 screens
Intensity+4 screens

Verdict

The call

The clearest difference is in-app purchases: Intensity+ at none against Interval Timer's 8. Intensity+ also leads on review sentiment (83% vs 69%). Interval Timer's advantage is ratings volume (19K vs 7) and update cadence (every 9 days vs monthly). On price, rating, 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

Both are free to download. Interval Timer sells 6 in-app purchases, starting at $0.99 per month. Intensity+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Interval Timer against 4.4 for Intensity+. That said, the two scores are not equally well evidenced: Interval Timer has 19K ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 69% of Interval Timer's written reviews are positive against 83% of Intensity+'s.

UpkeepUpdate frequency

Interval Timer ships an update every 9 days, Intensity+ monthly. The most recent releases landed on September 25, 2026 and June 26, 2026 respectively.

Scorecard6 real differences · 4 level
Interval Timer versus Intensity+: the parameters behind the verdict, then further details
ParameterInterval TimerIntensity+
PriceFreeFree
Rating4.5 (19K ratings) — better4.4 (7 ratings)
Positive reviews69.0% of reviews83.3% of reviews — better
Number of ratings19K — better7
Update frequencyEvery 9 days — betterMonthly
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, Apple Watch
Requires iOS13.0 — better18.0
Further details — not scored
Size143 MB44 MB
Age rating4+17+
DeveloperNEO PIXEL LABS PTE. LTD.Kedar Gadge

Customer experience

Interval Timer

All ratings19,032 ratings
Positive88.4%
Neutral3.3%
Negative8.3%
Written reviews1,236 reviews
Positive69.0%
Neutral5.7%
Negative25.2%

Intensity+

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews6 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

Bugs and requests

Interval Timer

Reported bugs

3 issues
  • Ads block functionality
  • App freezes or crashes
  • Timer doesn't work in background

Requested features

5 requests
  • Add notes to workouts
  • Provide workout history and analytics
  • Allow syncing with Apple Health
  • Improve Apple Watch integration
  • Add more customization options

Intensity+

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Interval Timer

Subscriptions6
  • Plus - 1 Month$0.991 Month
  • Premium - 1 Month$1.991 Month
  • Plus - 1 Month$1.991 Month
Show 3 more
  • Premium - 1 Month$2.991 Month
  • Plus - 1 Year2 variants$4.991 Year
  • Premium - 1 Year7 Days trial2 variants$9.991 Year
None

Intensity+

No in-app purchases

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Intensity+ free?
Intensity+ is free to download, with no in-app purchases.
Which has better reviews, Interval Timer or Intensity+?
Interval Timer is rated higher. Interval Timer averages 4.5 out of 5 from 19K ratings, while Intensity+ averages 4.4 from 7 ratings.
Do Interval Timer or Intensity+ have ads?
Both Interval Timer and Intensity+ show ads.
Which is updated more often, Interval Timer or Intensity+?
Interval Timer ships an update every 9 days, and Intensity+ monthly. Most recently, Interval Timer was updated on September 25, 2026 and Intensity+ on June 26, 2026.

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