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Intervals Pro: HIIT Timer subscription: cost, reviews, how to cancel

Intervals, LLC, Health & Fitness

Free on the App Store

Intervals Pro: HIIT Timer by Intervals, LLC. 2 subscription plans from $2.99 per month. 5% of 205 recent reviews mention billing. Verified Sep 8, 2026.

  • App Store rating4.8★ from 13,511 ratings
  • Cheapest subscription$2.99 per month
  • Reviews mentioning billing, last 12 months11 of 205 reviews

On this page: what it costs, how to cancel, what reviewers say.

What the data says

  • Free trial converts to a paid plan7 days free trial, then $2.99 per month
All signals behind this verdict
Reviews in the last 12 months205
Reviews mentioning billing11 (5.4%)
One- or two-star share, last 90 days11% of 38
App Store rating4.8 (13,511 ratings)
Developer's apps1, 0 removed from the store
Age4,220 days
Days since last update48
Subscription plans2
Subscription price changes, last 12 months2
Overall review sentimentpositive

Thresholds and definitions: how we rate apps.

What Intervals Pro: HIIT Timer costs

Download: Free. Subscriptions start at $2.99 per month.

  • Monthly Membership7 days free trial, then renews every month$2.99
  • Yearly Membership7 days free trial, then renews every year$19.99

How to cancel Intervals Pro: HIIT Timer

  1. Open Settings on your iPhone and tap your name at the top.
  2. Tap Subscriptions.
  3. Select Intervals Pro: HIIT Timer (listed under a plan name such as Monthly Membership).
  4. Tap Cancel Subscription and confirm. You keep access until the end of the paid period.

If the app is not in that list, it was not billed through Apple. Cancel it with the developer instead: support page.

Charged after cancelling or during a trial? Request a refund at reportaproblem.apple.com within 90 days.

What reviewers say

Rating breakdown

  • 5★87% (11,807)
  • 4★7% (1,045)
  • 3★1% (230)
  • 2★0% (95)
  • 1★2% (334)

Recent updates

  • 2026.7Jul 21, 2026
  • 2026.6Jul 13, 2026
  • 2026.5Jun 15, 2026
  • 2026.4.1May 26, 2026
  • 2026.4May 25, 2026

Praised

  • Customizable timers and intervals
  • Seamless Apple Watch integration
  • Helps with fitness goals and training
  • Detailed workout tracking and analytics
  • Intuitive and user-friendly interface
  • Responsive and helpful developer support

Complained about

  • Occasional sync and connectivity issues
  • Lack of clear guidance and documentation
  • Paid version required for full functionality

Reported bugs

Workout data not syncing correctly; App crashes or freezes on certain devices.

Recent one-star reviews

Doesn’t workGPS distance does not work, when editing and saving workouts it does not do the edits it stays stuck on what was there before

A109v, Aug 4, 2026

A subscription for a timing app?$4/month seems kind of crazy just to be able to change interval times? I have a hard time seeing what ongoing monthly costs require the developer charge a subscription. It’s a timing app… on my phone… this isn’t Netflix.

rkn998, Jul 12, 2026

FrustratedAt first this was a great timer but as time goes on it is the worst! On several occasions it deleta the timer I programed within minutes of me finishing and saving. If it did not involve planning and was a cut and paste I wouldn’t care but it isn’t. Time to discontinue and find something better! I w…

Roxy, Jul 18, 2026

Recent five-star reviews

Excellent app .Membre depuis le début de l’appli. Très versatile , facile à gérer. De plus , les signaux en cours d’entraînement sont toujours pertinents et modifiables. Une véritable aide à l’entraînement .

tremoy, Sep 3, 2026

Intervals Pro: HIIT TimerI’ve been really disappointed in the past with other interval timers, sometimes needing 2 or even 3 different apps to do what I want/need. Intervals Pro: HIIT Timer gives me everything I want/need plus more. It is so easy to set up/customise and the level of detail when summarising your workout is…

MarkyMarkPT, Aug 21, 2026

iOS 16 Support is back!Thank you for restoring support. I use this for a lot of “exercise snacks” throughout the day!

mychiguai, Aug 20, 2026

About the developer

Intervals, LLC has published on the App Store since Feb 18, 2015: 1 app(s), 0 of them no longer in the store.

Alternatives to Intervals Pro: HIIT Timer

Also similar: Tabata Timer: Interval Timer. (4.9★)

Questions people ask

How much does Intervals Pro: HIIT Timer cost?

Download: Free. Subscriptions start at $2.99 per month.

How do I cancel Intervals Pro: HIIT Timer?

On your iPhone open Settings, tap your name, tap Subscriptions, select Intervals Pro: HIIT Timer and tap Cancel Subscription. You keep access until the end of the paid period.

Does Intervals Pro: HIIT Timer have a free trial?

Yes: Monthly Membership offers a 7 days free trial, then $2.99 per month.

How is Intervals Pro priced?

The app is available for free with in-app purchases. This model allows users to try out basic functionalities before deciding to unlock premium features or content.

Intervals Pro: HIIT Timer in one paragraph

Intervals Pro: HIIT Timer by Intervals, LLC is a Health & Fitness app for iPhone. Download: Free. Subscriptions start at $2.99 per month across 2 plan(s). App Store rating 4.8 from 13,511 ratings. 11 of 205 reviews in the last 12 months mention charges, subscriptions, refunds or cancelling (5%). The developer has 1 app(s) on the App Store, 0 no longer listed. Cancel through Settings › Subscriptions on the iPhone. Data verified Sep 8, 2026 by AppsLupa.

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