# ODE vs Art of Stat

The clearest difference is in-app purchases: ODE at none against Art of Stat's 7. Art of Stat's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Art of Stat sells 7 one-off in-app purchases. ODE asks for nothing beyond the download.

ODE ships an update every 5 weeks, Art of Stat every 3 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ODE | Art of Stat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (12 ratings)](https://appshunter.io/ios/app/art-of-stat-concepts/id6444956478/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 41 MB | 29 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [Bernhard Klingenberg](https://appshunter.io/developer/1564877195) |

## What reviewers say

### ODE

[App page](https://appshunter.io/ios/app/ode-solver-integrator/id1619296705)

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

**In-app purchases:** none


### Art of Stat

[App page](https://appshunter.io/ios/app/art-of-stat-concepts/id6444956478)

This app helps students and teachers visualize and understand core statistical concepts like the Central Limit Theorem, correlation, and hypothesis testing. Interactive modules allow for step-by-step exploration of sampling distributions, regression, and error probabilities.

**Highlights:** Central Limit Theorem simulation, Correlation and linear regression exploration, Confidence interval coverage visualization, Type I & II error analysis, Interactive scatterplot builder, Step-by-step concept learning

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Central Limit Theorem (Means) | $0.99 | one-time |
| Central Limit Theorem (Props) | $0.99 | one-time |
| Coverage Confidence Intervals | $0.99 | one-time |
| Explore Type I Error & Power | $0.99 | one-time |
| Explore Correlation | $0.99 | one-time |
| Explore Linear Regression | $0.99 | one-time |
| Unlock all Modules | $2.99 | one-time |


## Frequently asked questions

### Is ODE free?

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

### Is Art of Stat free?

Art of Stat is free to download, with in-app purchases available.

### Do ODE or Art of Stat have ads?

ODE shows ads; Art of Stat does not.

### Which is updated more often, ODE or Art of Stat?

ODE ships an update every 5 weeks, and Art of Stat every 3 weeks. Most recently, ODE was updated on November 7, 2026 and Art of Stat on November 3, 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.*