Comparison

Interval Timer vs AmpHIIT

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 is a versatile interval timer designed for various training styles like Tabata and HIIT. It offers customizable workout parameters, voice guidance, and music ducking for an enhanced training experience. Save your custom workouts and track your progress.

Highlights
  • Customizable interval settings
  • Voice assistant with text-to-speech
  • Music ducking for audio integration
  • Save custom workouts
  • Tabata, Rounds, Stopwatch modes
  • Apple Health integration
Features
Read full description

Special timer for interval training. This Interval Timer offers: • Very intuitive interface. After installing this timer you need to press one button to start a tabata workout with classic settings. • Ability to set up prepare, work, rest, rest between sets, cool down time, number of cycles and sets. • Intervals can be configured individually. With this interval training timer you can create any interval workout with any sequence of intervals. • Voice assistant with text-to-speech. • Add descriptions to intervals that will be displayed on the timer screen and will be voiced. • Bright and nice colors. • Ability to lower the volume in your music player while playing the timer sounds (ducking). • List of your saved workouts. • NEW! Quick workout - setup your workout with fast and ease. The opportunity to display mode: - Tabata Protocol. - Rounds. - Stopwatch. - Intervals. Tabata is a form of high-intensity interval training (HIIT): • Workout hard for 20 seconds • Rest for 10 seconds • Complete 8 rounds It's time to train, good luck! Application supports Apple Health to track activity during workout. You can download the app for free. Further use requires a subscription. At our discretion, we may decide to offer you a free trial per the terms displayed in the app. Please note that: When opting for a subscription, you pay the fixed price for your country, which is displayed in the app. Payment will be charged to your Apple ID Account upon confirmation of purchase. Subscription automatically renews and free trial automatically converts into subscription unless auto-renewal is turned off at least 24 hours before the end of the current period. Your Account will be charged for renewal within 24 hours prior to the end of the current subscription period. You can manage your subscriptions and turn off auto-renewal by going to Account Settings after purchase. When canceling a subscription or a free trial, your subscription/free trial will stay active until the end of the current period. Auto-renewal will be disabled, but the current subscription will not be refunded. Terms of Use and Privacy Policy: https://docs.google.com/document/d/1FMzBsd_mSO69xuzkpOKljPPtxRMWMTzt2iGs6wJIhik

About

AmpHIIT

Features
Read full description

AmpHIIT is a simple, focused HIIT and Tabata interval timer built for fast workouts, circuit training, cardio sessions, and at-home exercise. Set your prepare, work, and rest times, choose the number of exercises, and let AmpHIIT guide your workout with clear visual phases, optional voice coaching, and countdown beeps. Whether you are doing Tabata rounds, bodyweight circuits, cardio intervals, stretching routines, or quick daily workouts, AmpHIIT keeps the timing easy so you can focus on moving. Features: • Custom prepare, work, and rest timers • Adjustable number of exercises • Clear workout phase display • Optional voice coaching • Optional countdown beeps • Clean, distraction-free interface • Simon Says workout mode • Screen-awake support during active workouts • Local settings saved on your device • No account required • No ads • No tracking • Optional Tip Jar using Apple In-App Purchase AmpHIIT is designed to be lightweight, private, and easy to use. There are no accounts, no subscriptions, no ads, and no third-party analytics. Your workout settings stay on your device. AmpHIIT is a fitness timer, not medical advice. Exercise within your limits and consult a qualified professional before starting a new workout program.

Screenshots

Interval Timer4 screens
AmpHIIT4 screens

Verdict

The call

Interval Timer and AmpHIIT are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 12 in-app purchases, starting at $1.99 per month and AmpHIIT sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Interval Timer versus AmpHIIT: the parameters behind the verdict, then further details
ParameterInterval TimerAmpHIIT
PriceFreeFree
Rating4.7 (3.6K ratings) — better—
Positive reviews66.5% of reviews—
Number of ratings3.6K — better—
Update frequencyEvery 4 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationSubscription—
DevicesiPhoneiPhone
Requires iOS16.0 — better17.6
Further details — not scored
Size243 MB7 MB
Age rating4+4+
DeveloperHIIT Apps Sp. z o.o.Steven Mayer

Bugs and requests

Interval Timer

Reported bugs

3 issues
  • Workouts disappearing
  • App crashes and freezes
  • Timing issues with intervals

Requested features

4 requests
  • Apple Watch integration
  • More customization options
  • Additional audio cues and prompts
  • Improved workout tracking and history

AmpHIIT

Not enough reviews yet to summarise bugs or requests.

In-app purchases

12 purchases

Interval Timer

Subscriptions8
  • Intervals: monthly membership7 Days trial$1.991 Month
  • Intervals: membership7 Days trial$3.993 Months
  • Intervals: monthly membership$4.991 Month
Show 5 more
  • Intervals: yearly membership$6.991 Year
  • Intervals: yearly membership1 Year trial$9.991 Year
  • Intervals: yearly membership7 Days trial$19.991 Year
  • Intervals: yearly membership7 Days trial$24.991 Year
  • Intervals: membership7 Days trial$24.991 Year
One-time4
  • Intervals | PRO version$14.99
  • Intervals | Membership$14.99
  • Intervals | Membership$34.99
Show 1 more
  • Intervals | Membership$39.99
3 purchases

AmpHIIT

One-time3
  • AmpHIIT$0.99
  • AmpHIIT$1.99
  • AmpHIIT$3.99

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is AmpHIIT free?
AmpHIIT is free to download, with in-app purchases available.
Do Interval Timer or AmpHIIT have ads?
Neither Interval Timer nor AmpHIIT shows ads.

Other comparisons