# Mechanix vs TopOpt Game

The clearest difference is review sentiment: Mechanix at 54% against TopOpt Game's 0%. Mechanix also leads on rating (5.0 vs 1.0). TopOpt Game's advantage is price (Free vs $2.99) and update cadence (every 3 months vs every 9 months). On ratings volume, ads, in-app purchases and device support there is nothing between them.

TopOpt Game is free to download; Mechanix costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mechanix holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 54% of Mechanix's written reviews are positive against 0% of TopOpt Game's.

Mechanix ships an update every 9 months, TopOpt Game every 3 months. The most recent releases landed on October 23, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Mechanix | TopOpt Game |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mechanix/id386599739/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/topopt-game/id909328876/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **53.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 33 MB | 84 MB |
| Requires iOS | 18.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [DTU Mechanical Engineering](https://appshunter.io/developer/507453160) |

## What reviewers say

### Mechanix

[App page](https://appshunter.io/ios/app/mechanix/id386599739)

This educational app supports high school and university statics and dynamics courses. It offers a comprehensive review of basic equations, accompanied by over 20 animations and 50 illustrations to clarify complex mechanics concepts. Teachers can use it to present material to students via projector.

**Highlights:** Basic equations memorandum, Illustrative animations, Vectorial reminder, Statics concepts, Center of gravity calculations, Moments of inertia, Dynamics of particles and rigid bodies

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

**In-app purchases:** none


### TopOpt Game

[App page](https://appshunter.io/ios/app/topopt-game/id909328876)

This educational application helps users find optimal structures for mechanical engineering problems. It offers a platform to solve classic and new challenges in the field.

**Highlights:** Optimize structures, Solve engineering problems, Classic and new challenges, Mechanical engineering focus

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mechanix free?

Mechanix costs $2.99, with no in-app purchases.

### Is TopOpt Game free?

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

### Which has better reviews, Mechanix or TopOpt Game?

Mechanix is rated higher. Mechanix averages 5.0 out of 5 from 1 ratings, while TopOpt Game averages 1.0 from 2 ratings.

### Do Mechanix or TopOpt Game have ads?

Neither Mechanix nor TopOpt Game shows ads.

### Which is updated more often, Mechanix or TopOpt Game?

Mechanix ships an update every 9 months, and TopOpt Game every 3 months. Most recently, Mechanix was updated on October 23, 2026 and TopOpt Game on October 3, 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.*