# GeoGebra Graphing Calculator vs SIAPI

The clearest difference is rating: SIAPI at 5.0 against GeoGebra Graphing Calculator's 4.3. SIAPI also leads on update cadence (every 3 days vs monthly) and iOS requirement (13.0 vs 16.0). GeoGebra Graphing Calculator's advantage is ratings volume (284 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SIAPI holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: GeoGebra Graphing Calculator has 284 ratings behind it against 1, so its average is the more settled of the two.

GeoGebra Graphing Calculator ships an update monthly, SIAPI every 3 days. The most recent releases landed on October 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | GeoGebra Graphing Calculator | SIAPI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (284 ratings)](https://appshunter.io/ios/app/geogebra-graphing-calculator/id1146717204/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/siapi/id1577275937/reviews)** |
| Number of ratings | **284** | 1 |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free | Free |
| Size | 104 MB | 6 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [GeoGebra GmbH](https://appshunter.io/developer/1580697096) | [Carlos Alexis Campos Mariscal](https://appshunter.io/developer/1576033964) |

## What reviewers say

### 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


### SIAPI

[App page](https://appshunter.io/ios/app/siapi/id1577275937)

Stay updated with real-time notifications for your academic portal. Receive alerts for new activities, pending tasks, and institutional announcements directly on your device. Access learning content and important information with a single click.

**Highlights:** Real-time notifications, View pending tasks, Access institutional announcements, Direct link to learning content, Push notifications for activities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GeoGebra Graphing Calculator free?

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

### Is SIAPI free?

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

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

SIAPI is rated higher. GeoGebra Graphing Calculator averages 4.3 out of 5 from 284 ratings, while SIAPI averages 5.0 from 1 ratings.

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

Neither GeoGebra Graphing Calculator nor SIAPI shows ads.

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

GeoGebra Graphing Calculator ships an update monthly, and SIAPI every 3 days. Most recently, GeoGebra Graphing Calculator was updated on October 30, 2026 and SIAPI on October 12, 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.*