# CS Pro Note vs Art of Stat

The clearest difference is in-app purchases: Art of Stat at none against CS Pro Note's 1. CS Pro Note's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CS Pro Note sells 1 one-off in-app purchase. Art of Stat asks for nothing beyond the download.

CS Pro Note ships an update monthly, Art of Stat every 3 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | CS Pro Note | Art of Stat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/art-of-stat-machine-learning/id6755331121/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 60 MB | 34 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeffery Galen Reed](https://appshunter.io/developer/1819964083) | [Bernhard Klingenberg](https://appshunter.io/developer/1564877195) |

## What reviewers say

### CS Pro Note

[App page](https://appshunter.io/ios/app/cs-pro-note/id6749539002)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CS Pro Note Lifetime | $7.99 | one-time |


### Art of Stat

[App page](https://appshunter.io/ios/app/art-of-stat-machine-learning/id6755331121)

Explore supervised and unsupervised machine learning algorithms with interactive visualizations and accuracy assessments. The app offers various datasets or allows you to upload your own, helping you learn and apply ML concepts.

**Highlights:** Supervised and unsupervised learning methods, Data splitting for training and testing, Interactive visualizations of algorithms, Confusion matrix and accuracy assessment, Multiple built-in datasets, User CSV file upload

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

**In-app purchases:** none


## Frequently asked questions

### Is CS Pro Note free?

CS Pro Note is free to download, with in-app purchases available.

### Is Art of Stat free?

Art of Stat is free to download, with no in-app purchases.

### Do CS Pro Note or Art of Stat have ads?

Neither CS Pro Note nor Art of Stat shows ads.

### Which is updated more often, CS Pro Note or Art of Stat?

CS Pro Note ships an update monthly, and Art of Stat every 3 weeks. Most recently, CS Pro Note was updated on October 8, 2026 and Art of Stat on October 24, 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.*