# Geometry!! vs Triangles in Geometry

The clearest difference is price: Geometry!! at Free against Triangles in Geometry's $1.99. Geometry!! also leads on ratings volume (56 vs 1) and update cadence (every 7 months vs every 27 months). Triangles in Geometry's advantage is rating (5.0 vs 4.5) and in-app purchases (none vs 2).

Geometry!! is free to download; Triangles in Geometry costs $1.99 up front. Geometry!! sells 2 in-app purchases, starting at $0.99 per year. Triangles in Geometry asks for nothing beyond the download.

Triangles in Geometry holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Geometry!! has 56 ratings behind it against 1, so its average is the more settled of the two.

Geometry!! ships an update every 7 months, Triangles in Geometry every 27 months. The most recent releases landed on August 3, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | Geometry!! | Triangles in Geometry |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.5 (56 ratings)](https://appshunter.io/ios/app/geometry/id914997126/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/triangles-in-geometry/id1500084079/reviews)** |
| Number of ratings | **56** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 7 months** | Every 27 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 57 MB | 6 MB |
| Requires iOS | 26.0 | **14.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 9+ | 4+ |
| Developer | [Zbigniew Osada](https://appshunter.io/developer/911447642) | [Gomathy Shankaran](https://appshunter.io/developer/503956143) |

## What reviewers say

### Geometry!!

[App page](https://appshunter.io/ios/app/geometry/id914997126)

Learn geometry with interactive 2D and 3D visualizations. This app offers automatic calculations for area, perimeter, and volume, along with trigonometric values. It's designed for students, teachers, and math enthusiasts to make learning math engaging and accessible.

**Highlights:** Interactive 3D visualizations, 2D and 3D shape details, Automatic area, perimeter, volume calculations, Trigonometric values, Modern, optimized interface

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $0.99 | per year |
| Lifetime | $1.99 | one-time |


### 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


## Frequently asked questions

### Is Geometry!! free?

Geometry!! is free to download, with in-app purchases available.

### Is Triangles in Geometry free?

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

### Which has better reviews, Geometry!! or Triangles in Geometry?

Triangles in Geometry is rated higher. Geometry!! averages 4.5 out of 5 from 56 ratings, while Triangles in Geometry averages 5.0 from 1 ratings.

### Do Geometry!! or Triangles in Geometry have ads?

Geometry!! shows ads; Triangles in Geometry does not.

### Which is updated more often, Geometry!! or Triangles in Geometry?

Geometry!! ships an update every 7 months, and Triangles in Geometry every 27 months. Most recently, Geometry!! was updated on August 3, 2026 and Triangles in Geometry on September 2, 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.*