# Arithmetic Quilts vs Probability Toolkit

The clearest difference is price: Arithmetic Quilts at Free against Probability Toolkit's $1.99. Arithmetic Quilts also leads on iOS requirement (8.0 vs 12.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Arithmetic Quilts is free to download; Probability Toolkit costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Arithmetic Quilts ships an update every 14 months, Probability Toolkit every 10 months. The most recent releases landed on June 5, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Arithmetic Quilts | Probability Toolkit |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/arithmetic-quilts/id567300241/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 10 months** |
| Monetization | Free | — |
| Size | 34 MB | 41 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Bretl](https://appshunter.io/developer/553850818) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### Arithmetic Quilts

[App page](https://appshunter.io/ios/app/arithmetic-quilts/id567300241)

Explore the visual beauty of mathematical patterns through colorful quilt designs. This app transforms arithmetic and modular arithmetic tables into artistic creations, making abstract concepts tangible and engaging.

**Highlights:** Visualizes addition and multiplication tables, Assigns colors to numbers for pattern discovery, Explores modular arithmetic patterns, Creates quilts from recursive processes, Combines math and art

**Features:** macOS Compatibility

**In-app purchases:** none


### Probability Toolkit

[App page](https://appshunter.io/ios/app/probability-toolkit/id652216774)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Arithmetic Quilts free?

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

### Is Probability Toolkit free?

Probability Toolkit costs $1.99, with no in-app purchases.

### Do Arithmetic Quilts or Probability Toolkit have ads?

Neither Arithmetic Quilts nor Probability Toolkit shows ads.

### Which is updated more often, Arithmetic Quilts or Probability Toolkit?

Arithmetic Quilts ships an update every 14 months, and Probability Toolkit every 10 months. Most recently, Arithmetic Quilts was updated on June 5, 2026 and Probability Toolkit on May 17, 2026.

---

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