# Quick Correlation Coefficients vs Statistics Solver

The clearest difference is review sentiment: Statistics Solver at 67% against Quick Correlation Coefficients's 0%. Statistics Solver also leads on rating (4.6 vs 1.0) and update cadence (fortnightly vs every 4 months). Quick Correlation Coefficients's advantage is in-app purchases (none vs 2) and iOS requirement (12.3 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Statistics Solver sells 2 in-app purchases, starting at $5.99 per 7 days. Quick Correlation Coefficients asks for nothing beyond the download.

Statistics Solver holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Statistics Solver has 409 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Quick Correlation Coefficients's written reviews are positive against 67% of Statistics Solver's.

Quick Correlation Coefficients ships an update every 4 months, Statistics Solver fortnightly. The most recent releases landed on November 6, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Quick Correlation Coefficients | Statistics Solver |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/quick-correlation-coefficients/id478355922/reviews) | **[4.6 (409 ratings)](https://appshunter.io/ios/app/statistics-solver/id6499282494/reviews)** |
| Number of ratings | 1 | **409** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 16 MB |
| Requires iOS | **12.3** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MSYapps](https://appshunter.io/developer/458482419) | [Renaissance Apps LLC](https://appshunter.io/developer/1220536592) |

## What reviewers say

### Quick Correlation Coefficients

[App page](https://appshunter.io/ios/app/quick-correlation-coefficients/id478355922)

This app calculates the correlation coefficient between two or three sets of numerical data. It offers flexible data entry methods, including a slider and keypad, and handles missing values to compute relationships accurately.

**Highlights:** Calculate correlation coefficient (rho), Relate two or three data sets, Slider data entry, Keypad data entry, Handles missing data (n/a), Minimum 3 data pairs required

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Statistics Solver

[App page](https://appshunter.io/ios/app/statistics-solver/id6499282494)

This app uses AI to solve statistics problems from photos or uploads. It provides step-by-step explanations for a wide range of statistical topics, from high school to doctoral levels. Users can easily share solutions and explore features with a free trial.

**Highlights:** Instant problem recognition from photos, Detailed step-by-step solutions, Covers all statistics topics, Free trial available, Easy solution sharing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Statistics Answers: Weekly Sub | $5.99 | per 7 days |
| Statistics Answers: Yearly Sub | $34.99 | per year |

**What reviewers like**

- 👍 Highly accurate for statistics
- 👍 Exceeds other apps in accuracy
- 👍 Useful for passing statistics
- 👍 Helps with complex questions
- 👍 Gets the job done

**What reviewers complain about**

- 🐛 Stops working after a few weeks
- 🐛 Stuck on loading screen
- 🐛 Shows wrong answers
- 🐛 Inaccurate for binomial/normal probability
- 🐛 Paid version doesn't solve simple questions

**Reported bugs**

- Gets to 100% then does nothing
- Loading screen never continues
- App stops working after a few weeks
- Stuck on the same problem after taking a picture
- Shows only wrong answers

**Requested features**

- Add a home button
- Add other tweaks
- How to cancel membership


## Frequently asked questions

### Is Quick Correlation Coefficients free?

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

### Is Statistics Solver free?

Statistics Solver is free to download, with in-app purchases available.

### Which has better reviews, Quick Correlation Coefficients or Statistics Solver?

Statistics Solver is rated higher. Quick Correlation Coefficients averages 1.0 out of 5 from 1 ratings, while Statistics Solver averages 4.6 from 409 ratings.

### Do Quick Correlation Coefficients or Statistics Solver have ads?

Neither Quick Correlation Coefficients nor Statistics Solver shows ads.

### Which is updated more often, Quick Correlation Coefficients or Statistics Solver?

Quick Correlation Coefficients ships an update every 4 months, and Statistics Solver fortnightly. Most recently, Quick Correlation Coefficients was updated on November 6, 2026 and Statistics Solver on November 4, 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.*