# GeoGebra Geometry vs CNC Lathe Simulator

The clearest difference is price: GeoGebra Geometry at Free against CNC Lathe Simulator's $6.99. GeoGebra Geometry also leads on ratings volume (75 vs 14). On rating, review sentiment, update cadence and ads there is nothing between them.

GeoGebra Geometry is free to download; CNC Lathe Simulator costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CNC Lathe Simulator holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: GeoGebra Geometry has 75 ratings behind it against 14, so its average is the more settled of the two. Written reviews split almost evenly too, at 55% and 55% positive.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | GeoGebra Geometry | CNC Lathe Simulator |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | [4.0 (75 ratings)](https://appshunter.io/ios/app/geogebra-geometry/id1232591335/reviews) | **[4.2 (14 ratings)](https://appshunter.io/ios/app/cnc-lathe-simulator/id1499085878/reviews)** |
| Number of ratings | **75** | 14 |
| Positive reviews | **55.2% of reviews** | 54.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 104 MB | 54 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GeoGebra GmbH](https://appshunter.io/developer/1580697096) | [旭 陈](https://appshunter.io/developer/6780413573) |

## What reviewers say

### GeoGebra Geometry

[App page](https://appshunter.io/ios/app/geogebra-geometry/id1232591335)

Create geometric constructions like triangles, lines, and circles. Explore interactive geometry by dragging elements, measuring lengths and areas, and transforming shapes. Save and share your creations, and discover learning activities.

**Highlights:** Construct points, lines, circles, and polygons, Explore interactive geometry by dragging, Measure lengths and areas, Transform shapes (mirror, rotate, dilate), Advanced constructions with conics and locus, Investigate construction steps, Search for learning activities

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

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and easy-to-use interface
- 🎨 Powerful geometric construction tools
- 💰 Free and ad-free application
- 📐 Accurate mathematical calculations
- 🔄 Converts between visual and algebraic representations

**What reviewers complain about**

- 💾 No reliable save/load functionality
- 🐛 Frequent app crashes losing work
- ❌ Limited file management capabilities
- 🖱️ Unintuitive controls and steep learning curve
- 📱 Poor iPhone/mobile optimization

**Reported bugs**

- App crashes when adjusting line thickness
- Unexpected crashes when switching apps
- Random crashes losing all work
- White space appearing in toolbox after app switching
- Crashes when working with reflected circles

**Requested features**

- Save and load projects within the app
- Open local files functionality
- Copy and paste objects
- Undo/redo buttons
- Layer support for complex designs


### CNC Lathe Simulator

[App page](https://appshunter.io/ios/app/cnc-lathe-simulator/id1499085878)

This educational tool simulates a CNC lathe for beginners in machine building. It allows users to learn G-code programming for turning operations with 3D visualization of tool movements and workpiece processing. Ideal for students and distance learning in metallurgy and engineering.

**Highlights:** G-code programming for turning operations, 3D simulation of lathe and tool movements, Workpiece surface visualization, Control program file management, Cutting tool geometric parameter setup, Continuous and step-by-step program execution, G-code reference guide

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

**In-app purchases:** none


## Frequently asked questions

### Is GeoGebra Geometry free?

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

### Is CNC Lathe Simulator free?

CNC Lathe Simulator costs $6.99, with no in-app purchases.

### Which has better reviews, GeoGebra Geometry or CNC Lathe Simulator?

CNC Lathe Simulator is rated higher. GeoGebra Geometry averages 4.0 out of 5 from 75 ratings, while CNC Lathe Simulator averages 4.2 from 14 ratings.

### Do GeoGebra Geometry or CNC Lathe Simulator have ads?

Neither GeoGebra Geometry nor CNC Lathe Simulator shows ads.

### Which is updated more often, GeoGebra Geometry or CNC Lathe Simulator?

GeoGebra Geometry ships an update monthly, and CNC Lathe Simulator monthly. Most recently, GeoGebra Geometry was updated on October 26, 2026 and CNC Lathe Simulator on October 27, 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.*