# Galton Board vs Probability Distribution

The clearest difference is in-app purchases: Galton Board at none against Probability Distribution's 1. Galton Board also leads on review sentiment (60% vs 33%). Probability Distribution's advantage is update cadence (every 2 weeks vs every 3 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Probability Distribution sells 1 one-off in-app purchase. Galton Board asks for nothing beyond the download.

Galton Board holds the better App Store score, 4.6 against 4.5. Both are backed by a comparable volume of ratings — 44 and 15 respectively. Written reviews point the same way: 60% of Galton Board's written reviews are positive against 33% of Probability Distribution's.

Galton Board ships an update every 3 months, Probability Distribution every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Galton Board | Probability Distribution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (44 ratings)](https://appshunter.io/ios/app/galton-board/id1419746563/reviews)** | [4.5 (15 ratings)](https://appshunter.io/ios/app/probability-distribution/id6447695305/reviews) |
| Number of ratings | **44** | 15 |
| Positive reviews | **60.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Free** | Paid |
| Size | 8 MB | 7 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Edwin Veger](https://appshunter.io/developer/1025412576) | [Madiyar Aitbayev](https://appshunter.io/developer/1229466587) |

## What reviewers say

### Galton Board

[App page](https://appshunter.io/ios/app/galton-board/id1419746563)

Explore probability theory with a simulation of the classic Galton board. Adjust board size, send numerous balls through a pin maze, and observe emergent patterns visualized in a bar chart. Ideal for educational purposes, it helps grasp concepts of chance and their relation to Pascal's Triangle.

**Highlights:** Galton board simulation, Adjustable board size, Simulate over a thousand balls, Bar chart visualization of results, Educational tool for probability, Related to Pascal's Triangle

**Features:** macOS Compatibility

**In-app purchases:** none


### Probability Distribution

[App page](https://appshunter.io/ios/app/probability-distribution/id6447695305)

This app allows users to calculate probabilities and visualize various continuous and discrete probability distributions. It supports a wide range of common distributions and plans to add more in the future.

**Highlights:** Calculate probabilities, Visualize distributions, Normal (Gaussian) distribution, Binomial distribution, Poisson distribution, Exponential distribution

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Distributions | $2.99 | one-time |


## Frequently asked questions

### Is Galton Board free?

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

### Is Probability Distribution free?

Probability Distribution is free to download, with in-app purchases available.

### Which has better reviews, Galton Board or Probability Distribution?

Galton Board is rated higher. Galton Board averages 4.6 out of 5 from 44 ratings, while Probability Distribution averages 4.5 from 15 ratings.

### Do Galton Board or Probability Distribution have ads?

Neither Galton Board nor Probability Distribution shows ads.

### Which is updated more often, Galton Board or Probability Distribution?

Galton Board ships an update every 3 months, and Probability Distribution every 2 weeks. Most recently, Galton Board was updated on October 24, 2026 and Probability Distribution 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.*