# Triangles in Geometry vs Proof Fidget

The clearest difference is price: Proof Fidget at Free against Triangles in Geometry's $1.99. Triangles in Geometry's advantage is device support (4 vs 2) and iOS requirement (14.1 vs 17.0). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Proof Fidget 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.

On the App Store both sit at effectively the same score — 5.0 for Triangles in Geometry against 5.0 for Proof Fidget. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | Triangles in Geometry | Proof Fidget |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/triangles-in-geometry/id1500084079/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/proof-fidget/id6759361942/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | — |
| Monetization | Paid | **Free** |
| Size | 6 MB | 10 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gomathy Shankaran](https://appshunter.io/developer/503956143) | [Matthew Murphy](https://appshunter.io/developer/1263295014) |

## 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


### Proof Fidget

[App page](https://appshunter.io/ios/app/proof-fidget/id6759361942)

Engage with math through interactive puzzles that build proofs step-by-step. Learn logic, algebra, number theory, and geometry by making correct moves and receiving immediate feedback. Develop intuition for abstract concepts in short, satisfying sessions.

**Highlights:** Puzzle-driven math learning, Step-by-step proof building, Logic and proof techniques, Algebraic transformations, Number theory practice, Geometry and visual aids

**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 Proof Fidget free?

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

### Which has better reviews, Triangles in Geometry or Proof Fidget?

Triangles in Geometry and Proof Fidget are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Triangles in Geometry or Proof Fidget have ads?

Neither Triangles in Geometry nor Proof Fidget shows ads.

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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.*