# Probability vs GeoGebra Graphing Calculator

The clearest difference is price: GeoGebra Graphing Calculator at Free against Probability's $1.99. GeoGebra Graphing Calculator also leads on update cadence (monthly vs every 3 months) and iOS requirement (16.0 vs 26.0). Probability's advantage is review sentiment (97% vs 54%) and rating (4.9 vs 4.3). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

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

Probability holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 193 and 284 respectively. Written reviews point the same way: 97% of Probability's written reviews are positive against 54% of GeoGebra Graphing Calculator's.

Probability ships an update every 3 months, GeoGebra Graphing Calculator monthly. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Probability | GeoGebra Graphing Calculator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.9 (193 ratings)](https://appshunter.io/ios/app/probability-distributions/id889106396/reviews)** | [4.3 (284 ratings)](https://appshunter.io/ios/app/geogebra-graphing-calculator/id1146717204/reviews) |
| Number of ratings | 193 | **284** |
| Positive reviews | **97.2% of reviews** | 53.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Best chart rank | **#40** | — |
| Size | 7 MB | 104 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Matthew Bognar](https://appshunter.io/developer/889106399) | [GeoGebra GmbH](https://appshunter.io/developer/1580697096) |

## What reviewers say

### Probability

[App page](https://appshunter.io/ios/app/probability-distributions/id889106396)

**Currently charting:** #40 Top Paid · Education (US App Store)

Calculate probabilities, find percentiles, and visualize probability density or mass functions for a wide range of continuous and discrete statistical distributions. Explore common distributions like normal, binomial, Poisson, and many more.

**Highlights:** Compute probabilities, Determine percentiles, Plot probability density function, Plot probability mass function, Supports 10+ continuous distributions, Supports 5+ discrete distributions

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 📊 Great for probability distributions
- 💡 Useful for checking work and homework
- 💰 Free advanced functions
- 📈 Visualizes data and distributions

**What reviewers complain about**

- 🚫 Not allowed on some exams
- 🤔 Some users want more features

**Requested features**

- Exam mode similar to Geogebra
- Poisson distribution
- Allow setting plot boundaries (e.g., for Beta distribution)
- Make formulae available in offline mode
- Clearly introduce parameters


### GeoGebra Graphing Calculator

[App page](https://appshunter.io/ios/app/geogebra-graphing-calculator/id1146717204)

This application allows users to easily graph functions and equations, identify key points, and share their work. It's a powerful tool for learning math and science, offering features like regression and access to learning activities.

**Highlights:** Graph functions, polar and parametric curves, Interactive transformations with sliders, Find special function points (roots, min, max, intersections), Perform regression with best-fit lines, Search for learning activities, Save and share graphs

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

**In-app purchases:** none

**What reviewers like**

- 📊 Powerful graphing and visualization capabilities
- 💰 Completely free with no advertisements
- 🎓 Excellent educational tool for mathematics students
- ⚡ Fast and responsive for most functions
- 🎨 Clean and intuitive user interface design

**What reviewers complain about**

- 🐛 Frequent app crashes and unexpected closures
- 💾 Cannot save work or projects persistently
- 📱 Mobile version lacks features from desktop version
- ⌨️ Difficult keyboard input for complex expressions
- 🔄 Work lost when switching between apps

**Reported bugs**

- App crashes when entering complex equations
- Graphs disappear when touched or zoomed
- Functions deleted when app moves to background
- Exam mode locks device for 8 hours
- Cannot paste content on mobile version

**Requested features**

- Save and load functionality for projects
- User account login and cloud storage
- 3D graphing capabilities
- Fraction input support
- Radian mode for trigonometric functions


## Frequently asked questions

### Is Probability free?

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

### Is GeoGebra Graphing Calculator free?

GeoGebra Graphing Calculator is free to download, with no in-app purchases.

### Which has better reviews, Probability or GeoGebra Graphing Calculator?

Probability is rated higher. Probability averages 4.9 out of 5 from 193 ratings, while GeoGebra Graphing Calculator averages 4.3 from 284 ratings.

### Do Probability or GeoGebra Graphing Calculator have ads?

Neither Probability nor GeoGebra Graphing Calculator shows ads.

### Which is updated more often, Probability or GeoGebra Graphing Calculator?

Probability ships an update every 3 months, and GeoGebra Graphing Calculator monthly. Most recently, Probability was updated on October 26, 2026 and GeoGebra Graphing Calculator on October 29, 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.*