Comparison

Interval Timer vs Shuttle Run Partner

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

Shuttle Run Partner

Features
Read full description

Shuttle Run Partner — Measure Your Endurance The smart way to run, measure, and track your shuttle run performance. Whether it's PE class, team training, or fitness testing — Shuttle Run Partner has you covered. Key Features ▸ Basic / Fitness / Custom Mode Pick your setting and go — stages and timings are applied automatically. ▸ Real-Time Round & Stage Tracking See your current stage and remaining time at a glance. ▸ Speed & Time Analysis Track your performance with detailed stats and watch yourself improve. ▸ Exercise History Completed stages and rounds are saved automatically. Look back at past records and set new goals. ▸ Goal Challenge Mode Beat your own records — run faster, longer, and stronger every time. Perfect For - Students and PE teachers running shuttle run tests - Coaches and teams tracking fitness levels - Military and public service fitness test preparation - Anyone looking to improve cardiovascular endurance With Shuttle Run Partner — run faster, longer, stronger!

Screenshots

Interval Timer4 screens
Shuttle Run Partner3 screens

Verdict

The call

The clearest difference is in-app purchases: Shuttle Run Partner at none against Interval Timer's 8. Interval Timer's advantage is iOS requirement (13.0 vs 15.0). On price, 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

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

UpkeepUpdate frequency

Interval Timer ships an update every 9 days, Shuttle Run Partner weekly. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
Interval Timer versus Shuttle Run Partner: the parameters behind the verdict, then further details
ParameterInterval TimerShuttle Run Partner
PriceFreeFree
Rating4.5 (19K ratings) — better—
Positive reviews72.9% of reviews—
Number of ratings19K — better—
Update frequencyEvery 9 daysWeekly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size143 MB33 MB
Age rating4+4+
DeveloperNEO PIXEL LABS PTE. LTD.hyemin kim

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

Shuttle Run Partner

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

Shuttle Run Partner

No in-app purchases

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Shuttle Run Partner free?
Shuttle Run Partner is free to download, with no in-app purchases.
Do Interval Timer or Shuttle Run Partner have ads?
Both Interval Timer and Shuttle Run Partner show ads.
Which is updated more often, Interval Timer or Shuttle Run Partner?
Interval Timer ships an update every 9 days, and Shuttle Run Partner weekly. Most recently, Interval Timer was updated on October 18, 2026 and Shuttle Run Partner on October 15, 2026.

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