# Triangles in Geometry vs CloudLabs Acetylene Synthesis

The clearest difference is price: CloudLabs Acetylene Synthesis at Free against Triangles in Geometry's $1.99. CloudLabs Acetylene Synthesis also leads on iOS requirement (9.0 vs 14.1). On update cadence, ads, in-app purchases and device support there is nothing between them.

CloudLabs Acetylene Synthesis is free to download; Triangles in Geometry costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Triangles in Geometry ships an update every 27 months, CloudLabs Acetylene Synthesis every 28 months. The most recent releases landed on October 16, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Triangles in Geometry | CloudLabs Acetylene Synthesis |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/triangles-in-geometry/id1500084079/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 27 months** | Every 28 months |
| Monetization | Paid | — |
| Size | 6 MB | 85 MB |
| Requires iOS | 14.1 | **9.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gomathy Shankaran](https://appshunter.io/developer/503956143) | [Jiovany Orozco](https://appshunter.io/developer/1114670847) |

## What reviewers say

### Triangles in Geometry

[App page](https://appshunter.io/ios/app/triangles-in-geometry/id1500084079)

Learn the fundamentals of triangles, including types, centers, and area calculations. This app explains theorems and postulates with visual aids and includes review quizzes to test understanding.

**Highlights:** Triangle basics (Acute, Obtuse, Right Angle), Triangle centers (Centroid, Incenter, Orthocenter), Area calculations, Triangle theorems and postulates explained, Visual aids and images, Review quizzes

**Features:** Vision Pro support

**In-app purchases:** none


### CloudLabs Acetylene Synthesis

[App page](https://appshunter.io/ios/app/cloudlabs-acetylene-synthesis/id1596481280)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Triangles in Geometry free?

Triangles in Geometry costs $1.99, with no in-app purchases.

### Is CloudLabs Acetylene Synthesis free?

CloudLabs Acetylene Synthesis is free to download, with no in-app purchases.

### Do Triangles in Geometry or CloudLabs Acetylene Synthesis have ads?

Neither Triangles in Geometry nor CloudLabs Acetylene Synthesis shows ads.

### Which is updated more often, Triangles in Geometry or CloudLabs Acetylene Synthesis?

Triangles in Geometry ships an update every 27 months, and CloudLabs Acetylene Synthesis every 28 months. Most recently, Triangles in Geometry was updated on October 16, 2026 and CloudLabs Acetylene Synthesis 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.*