# Visible vs Correlation Finder

The clearest difference is review sentiment: Visible at 89% against Correlation Finder's 0%. Visible also leads on rating (4.8 vs 2.0) and ratings volume (3.7K vs 2). Correlation Finder's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Visible holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Visible has 3.7K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 89% of Visible's written reviews are positive against 0% of Correlation Finder's.

Visible ships an update fortnightly, Correlation Finder every 2 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Visible | Correlation Finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.7K ratings)](https://appshunter.io/ios/app/visible-pacing-for-illness/id1624474919/reviews)** | [2.0 (2 ratings)](https://appshunter.io/ios/app/correlation-finder/id6497331166/reviews) |
| Number of ratings | **3.7K** | 2 |
| Positive reviews | **88.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | Free |
| Size | 205 MB | 68 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Visible Health Inc. (US)](https://appshunter.io/developer/1450835678) | [Livanda - Internetkliniken AB](https://appshunter.io/developer/1607972909) |

## What reviewers say

### Visible

[App page](https://appshunter.io/ios/app/visible-pacing-for-illness/id1624474919)

This app helps individuals with energy-limiting health conditions manage their daily activity and rest. It provides personalized insights, tracks biometrics like heart rate variability, and logs symptoms to help users understand their body and avoid crashes. Users can generate health reports to share with their doctors and opt-in to research studies.

**Highlights:** Measure heart rate variability (HRV), Track resting heart rate, Log symptoms and medication, Analyze daily exertion patterns, Generate long-term health reports, Participate in research studies, Real-time pacing notifications (with band)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Helpful for pacing and managing energy levels
- 👍 Easy to use and customizable
- 🚀 Provides valuable data and insights
- 👍 Responsive and supportive development team
- 🚀 Useful for communicating with doctors

**What reviewers complain about**

- 🐛 Occasional technical issues and glitches
- 💡 Lack of integration with wearable devices
- 🔋 Concerns about privacy and data usage
- 💡 Need for more advanced features and reporting

**Reported bugs**

- App crashes or freezes on certain devices
- Heart rate measurement issues with multi-camera phones
- Inconsistent sync and data tracking

**Requested features**

- Dark mode option
- Ability to track sleep quality and patterns
- Integration with Apple Health or other health platforms
- More customization options for symptoms and activities
- Improved data export and sharing capabilities


### Correlation Finder

[App page](https://appshunter.io/ios/app/correlation-finder/id6497331166)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Visible free?

Visible is free to download, with no in-app purchases.

### Is Correlation Finder free?

Correlation Finder is free to download, with no in-app purchases.

### Which has better reviews, Visible or Correlation Finder?

Visible is rated higher. Visible averages 4.8 out of 5 from 3.7K ratings, while Correlation Finder averages 2.0 from 2 ratings.

### Do Visible or Correlation Finder have ads?

Neither Visible nor Correlation Finder shows ads.

### Which is updated more often, Visible or Correlation Finder?

Visible ships an update fortnightly, and Correlation Finder every 2 months. Most recently, Visible was updated on November 8, 2026 and Correlation Finder on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*