Comparison

Interval 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

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

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 Timer4 screens
CoreCoach4 screens

Verdict

The call

The clearest difference is review sentiment: Interval Timer at 67% against CoreCoach's 0%. CoreCoach's advantage is in-app purchases (none vs 12) and update cadence (daily vs every 4 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 sells 12 in-app purchases, starting at $1.99 per month. CoreCoach asks for nothing beyond the download.

UpkeepUpdate frequency

Interval Timer ships an update every 4 weeks, CoreCoach daily. The most recent releases landed on October 12, 2026 and October 2, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer versus CoreCoach: the parameters behind the verdict, then further details
ParameterInterval TimerCoreCoach
PriceFreeFree
Rating4.7 (3.5K ratings) — better—
Positive reviews66.5% of reviews — better0.0% of reviews
Number of ratings3.5K — better—
Update frequencyEvery 4 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhoneiPhone, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size243 MB45 MB
Age rating4+4+
DeveloperHIIT Apps Sp. z o.o.CoreCoach

Customer experience

Interval Timer

All ratings3,466 ratings
Positive92.1%
Neutral2.3%
Negative5.6%
Written reviews442 reviews
Positive66.5%
Neutral7.9%
Negative25.6%

CoreCoach

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

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

CoreCoach

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
None

CoreCoach

No in-app purchases

Questions

Is Interval Timer free?
Interval 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 or CoreCoach have ads?
Neither Interval Timer nor CoreCoach shows ads.
Which is updated more often, Interval Timer or CoreCoach?
Interval Timer ships an update every 4 weeks, and CoreCoach daily. Most recently, Interval Timer was updated on October 12, 2026 and CoreCoach on October 2, 2026.

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