# GeoGebra Scientific Calculator vs Or Simplex Step

The clearest difference is in-app purchases: GeoGebra Scientific Calculator at none against Or Simplex Step's 1. GeoGebra Scientific Calculator also leads on ads (none vs shown). Or Simplex Step's advantage is update cadence (every 10 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Or Simplex Step sells 1 one-off in-app purchase. GeoGebra Scientific Calculator asks for nothing beyond the download.

GeoGebra Scientific Calculator ships an update monthly, Or Simplex Step every 10 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | GeoGebra Scientific Calculator | Or Simplex Step |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (25 ratings)](https://appshunter.io/ios/app/geogebra-scientific-calculator/id1412748754/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 65.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free | — |
| Size | 104 MB | 45 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GeoGebra GmbH](https://appshunter.io/developer/1580697096) | [Bohdan Bezpartochnyi](https://appshunter.io/developer/1850325090) |

## What reviewers say

### GeoGebra Scientific Calculator

[App page](https://appshunter.io/ios/app/geogebra-scientific-calculator/id1412748754)

This app is a powerful scientific calculator that can handle fractions, trigonometry, and statistics. It offers an exam mode to simulate a handheld calculator for test use. Millions use it for learning math and science.

**Highlights:** Fraction computations, Trigonometric functions (sin, cos, tan), Statistics functions, Exponential and logarithm functions, Exam mode for tests

**Features:** Vision Pro support

**In-app purchases:** none


### Or Simplex Step

[App page](https://appshunter.io/ios/app/or-simplex-step-by-step-solver/id6816232479)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OR Commented Pro | $2.99 | one-time |


## Frequently asked questions

### Is GeoGebra Scientific Calculator free?

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

### Is Or Simplex Step free?

Or Simplex Step is free to download, with in-app purchases available.

### Do GeoGebra Scientific Calculator or Or Simplex Step have ads?

Or Simplex Step shows ads; GeoGebra Scientific Calculator does not.

### Which is updated more often, GeoGebra Scientific Calculator or Or Simplex Step?

GeoGebra Scientific Calculator ships an update monthly, and Or Simplex Step every 10 days. Most recently, GeoGebra Scientific Calculator was updated on October 24, 2026 and Or Simplex Step 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.*