Comparison

Interval Timer □ HIIT Timer vs CoreCoach

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Interval Timer □ HIIT Timer

Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.

Highlights
  • Customizable intervals
  • Workout and rest timers
  • Voice or beep guides
  • Background audio support
  • Workout history and statistics
  • Repeat previous workouts
Features
Read full description

A simple and beautiful interval timer. 1. Drag to set your custom intervals for workout, rest, rounds, etc 2. Tap to start. Interval Timer doesn't interfere with your music or other apps: ∙ Listen to your music apps while you workout. ∙ Voice or beep guides for every workout. ∙ You can leave the app and still listen to the audio guides, in order to follow a workout you found online. And no need to manually record your workouts: ∙ Detailed history and statistics pages to track your progress. ∙ Repeat a previous workout from your history, so you don't need to set it again. If you have any ideas for how to improve the app, just tap "Contact Support' inside the app and let us know! We are always trying to improve Interval Timer This app includes an optional auto-renewable subscription (Premium Pass): Premium Pass beings with a free trial period, then an auto-renewable monthly subscription when trial ends. Payment will be charged to your Apple account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your Apple Account Settings after purchase. Any unused portion of the free initial period will be forfeited when you purchase a subscription. Privacy Policy: https://float.support/interval-timer/privacy Terms of Use: https://float.support/interval-timer/terms

About

CoreCoach

This app connects personal trainers with their clients, offering tools for client management, personalized training and nutrition plans, and real-time communication. It helps coaches grow their business and clients stay accountable to their health goals.

Highlights
  • Client management
  • Personalized training programs
  • Nutrition planning
  • Real-time messaging
  • Business analytics
  • Progress tracking
  • Habits & wellness logging
Features
Read full description

Transform your fitness coaching business and achieve your health goals with CoreCoach - the all-in-one platform connecting personal trainers with their clients. For Fitness Coaches: • Client Management - Add clients via QR code, track progress, and manage your entire roster in one place • Training Programs - Create personalized workout plans with our extensive exercise library and AI-powered workout builder • Nutrition Planning - Design custom meal plans with macro tracking and automatic portion calculations • Real-time Messaging - Stay connected with clients through built-in chat and broadcast announcements • Business Analytics - Track revenue, monitor client compliance, and grow your coaching business • Progress Tracking - Compare client photos, analyze metrics, and celebrate achievements For Clients: • Personalized Workouts - Follow your coach's custom training programs with exercise videos and rest timers • Nutrition Tracking - Log meals with barcode scanning, search our food database, or create custom foods • Progress Monitoring - Track workouts, log body metrics, and upload progress photos • Coach Communication - Message your coach directly and receive real-time guidance • Compliance Dashboard - Stay accountable with visual tracking of your training and nutrition adherence • Habits & Wellness - Log daily habits and complete coach assessments

Screenshots

Interval Timer □ HIIT Timer4 screens
CoreCoach4 screens

Verdict

The call

The clearest difference is review sentiment: Interval Timer □ HIIT Timer at 61% against CoreCoach's 0%. CoreCoach's advantage is in-app purchases (none vs 5) and update cadence (daily vs every 5 weeks). On price, ads, device support and iOS requirement 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 □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month. CoreCoach asks for nothing beyond the download.

UpkeepUpdate frequency

Interval Timer □ HIIT Timer ships an update every 5 weeks, CoreCoach daily. The most recent releases landed on October 15, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer □ HIIT Timer versus CoreCoach: the parameters behind the verdict, then further details
ParameterInterval Timer □ HIIT TimerCoreCoach
PriceFreeFree
Rating4.8 (86K ratings) — better—
Positive reviews60.7% of reviews — better0.0% of reviews
Number of ratings86K — better—
Update frequencyEvery 5 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size34 MB45 MB
Age rating4+4+
DeveloperFloat Tech, LLCCoreCoach

Customer experience

Interval Timer □ HIIT Timer

All ratings85,854 ratings
Positive96.7%
Neutral1.2%
Negative2.1%
Written reviews1,833 reviews
Positive60.7%
Neutral6.2%
Negative33.1%

CoreCoach

Written reviews4 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

Bugs and requests

Interval Timer □ HIIT Timer

Reported bugs

3 issues
  • Timer not always accurate
  • Favorites/saved workouts feature not working
  • Inconsistent behavior when pausing/resuming

Requested features

3 requests
  • Ability to save and name custom workouts
  • More flexibility in exercise/rest time settings
  • Option to adjust volume of voice prompts

CoreCoach

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Interval Timer □ HIIT Timer

Subscriptions2
  • Premium Pass7 Days trial$1.991 Month
  • Premium Pass7 Days trial$2.991 Month
One-time3
  • Lifetime Pass$14.99
  • Lifetime Pass$19.99
  • Premium Forever Promo$29.99
None

CoreCoach

No in-app purchases

Questions

Is Interval Timer □ HIIT Timer free?
Interval Timer □ HIIT Timer is free to download, with in-app purchases available.
Is CoreCoach free?
CoreCoach is free to download, with no in-app purchases.
Do Interval Timer □ HIIT Timer or CoreCoach have ads?
Neither Interval Timer □ HIIT Timer nor CoreCoach shows ads.
Which is updated more often, Interval Timer □ HIIT Timer or CoreCoach?
Interval Timer □ HIIT Timer ships an update every 5 weeks, and CoreCoach daily. Most recently, Interval Timer □ HIIT Timer was updated on October 15, 2026 and CoreCoach on October 2, 2026.

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