# 机械考研 vs Triangle Calculate & Visualize

The clearest difference is price: 机械考研 at Free against Triangle Calculate & Visualize's $0.95. 机械考研 also leads on iOS requirement (12.0 vs 15.0). Triangle Calculate & Visualize's advantage is in-app purchases (none vs 4). On ads and device support there is nothing between them.

机械考研 is free to download; Triangle Calculate & Visualize costs $0.95 up front. 机械考研 sells 4 one-off in-app purchases. Triangle Calculate & Visualize asks for nothing beyond the download.

## The numbers

| Metric | 机械考研 | Triangle Calculate & Visualize |
| --- | --- | --- |
| Price | **Free** | $0.95 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/triangle-calculate-and-visualize/id6767890883/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free |
| Size | 42 MB | 19 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [湖南欧几里得教育科技有限公司](https://appshunter.io/developer/1343092239) | [健 黄](https://appshunter.io/developer/1716262021) |

## What reviewers say

### 机械考研

[App page](https://appshunter.io/ios/app/id6744552183)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 中南大学·真题上岸大礼包 | $14.99 | one-time |
| 河北工业大学·真题上岸大礼包 | $17.99 | one-time |
| 重庆大学(909)·真题上岸大礼包 | $19.99 | one-time |
| 浙大机械考研上岸大礼包 | $39.99 | one-time |


### Triangle Calculate & Visualize

[App page](https://appshunter.io/ios/app/triangle-calculate-and-visualize/id6767890883)

This tool calculates triangle properties like side lengths, angles, area, and perimeter. It visually displays results with clear graphics, aiding understanding for students, educators, and professionals. Supports various units, precision settings, and multiple languages.

**Highlights:** Calculate side lengths, angles, area, and perimeter, Visualize triangle results graphically, Set angle units (degrees/radians), Adjust calculation precision, Supports light, dark, and system themes, Multilingual interface

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

**In-app purchases:** none


## Frequently asked questions

### Is 机械考研 free?

机械考研 is free to download, with in-app purchases available.

### Is Triangle Calculate & Visualize free?

Triangle Calculate & Visualize costs $0.95, with no in-app purchases.

### Do 机械考研 or Triangle Calculate & Visualize have ads?

Neither 机械考研 nor Triangle Calculate & Visualize 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.*