Comparison

interval timer hiit or running vs Correlation Finder

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 or running

This interval timer app helps you set up HIIT, workout, or running sessions quickly. Customize workout and rest times, with visual cues and optional sound/vibration alerts. It works in the background, allowing you to use other apps simultaneously.

Highlights
  • Customizable interval timers
  • Visual phase indicators
  • Sound and vibration alerts
  • Background operation
  • Minimalist user interface
  • Supports Apple Watch
Features
Read full description

Here's your new interval timer apple watch for hiit, workout, running session etc... Set up your training session in a few seconds. Select the number of sets (cycles), the workout time, and the rest time, and let's go! Colorful backgrounds indicate the current phase of the workout. The minimalist design makes the app user-friendly, and easy to read at a glance. Sounds and vibrations can be activated/deactivated to indicate phase transitions. You can customize the settings (sounds, vibrations, colors, etc...). The app is working in the background so you can use it with other apps if you wish. No more excuses to miss a workout or training now!

About

Correlation Finder

Discover how your daily habits impact your health. Track sleep, diet, exercise, and mood to uncover hidden correlations. Visualize data with clear graphs and diagrams for deeper well-being insights.

Highlights
  • Track sleep, exercise, diet, and mood
  • Create custom tracking parameters
  • Analyze correlations between habits and health
  • Visualize data with graphs and diagrams
  • User-friendly interface
Features
Read full description

Correlation Finder - Your personal aid to discover hidden correlations between Your habits and Your health! Correlation Finder is a path to a deeper understanding of how your daily habits affect your specific health. By easily tracking and analyzing various parameters in your life - from sleep patterns and physical activity to dietary choices and mood - Correlation Finder allows you to explore and uncover the subtle correlations that can impact your well-being. Please note that this app is intended for informational purposes only and should not be considered medical advice. Please consult with a qualified healthcare professional before making any medical decisions. Versatile tracking Correlation Finder offers a variety of predefined parameters that you can track daily, including sleep quality, exercise, dietary habits, and much more. Additionally, you can create and define your own custom parameters to tailor the app to exactly what you're interested in. In-depth analysis With Correlation Finder, you can go beyond simply tracking your habits and explore the deep correlations between different parameters. Our advanced analysis algorithm helps you identify potential correlations and patterns in your data, providing insights you may not have even known you were looking for. User-friendly interface Our intuitive and user-friendly interface makes it easy and convenient to track your habits and explore your data. Clear graphs and diagrams visualize how the parameters influence each other over time. Download Correlation Finder today and start exploring the hidden correlations that shape your health and well-being!

Screenshots

interval timer hiit or running3 screens
Correlation Finder4 screens

Verdict

The call

The clearest difference is price: Correlation Finder at Free against interval timer hiit or running's $0.99. Correlation Finder also leads on iOS requirement (13.0 vs 15.6). interval timer hiit or running's advantage is review sentiment (33% vs 0%) and update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases 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

Correlation Finder is free to download; interval timer hiit or running costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

interval timer hiit or running ships an update every 3 weeks, Correlation Finder every 2 months. The most recent releases landed on October 4, 2026 and September 28, 2026 respectively.

Scorecard5 real differences · 5 level
interval timer hiit or running versus Correlation Finder: the parameters behind the verdict, then further details
Parameterinterval timer hiit or runningCorrelation Finder
Price$0.99Free — better
Rating—2.0 (2 ratings) — better
Positive reviews33.3% of reviews — better0.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size1 MB68 MB
Age rating4+4+
DeveloperSylvain HuonLivanda - Internetkliniken AB

Customer experience

interval timer hiit or running

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Correlation Finder

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

interval timer hiit or running

No in-app purchases

None

Correlation Finder

No in-app purchases

Questions

Is interval timer hiit or running free?
interval timer hiit or running costs $0.99, with no in-app purchases.
Is Correlation Finder free?
Correlation Finder is free to download, with no in-app purchases.
Do interval timer hiit or running or Correlation Finder have ads?
Neither interval timer hiit or running nor Correlation Finder shows ads.
Which is updated more often, interval timer hiit or running or Correlation Finder?
interval timer hiit or running ships an update every 3 weeks, and Correlation Finder every 2 months. Most recently, interval timer hiit or running was updated on October 4, 2026 and Correlation Finder on September 28, 2026.

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