# MajorCalculator vs 鉴机

The clearest difference is price: MajorCalculator at Free against 鉴机's $3.99. 鉴机's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

MajorCalculator is free to download; 鉴机 costs $3.99 up front. MajorCalculator sells 3 in-app purchases, starting at $1.99 per month. 鉴机 asks for nothing beyond the download.

## The numbers

| Metric | MajorCalculator | 鉴机 |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.9 (34 ratings)](https://appshunter.io/ios/app/majorcalculator/id1536254031/reviews)** | — |
| Number of ratings | **34** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 4 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [旭 王](https://appshunter.io/developer/1536252900) | [登阳 李](https://appshunter.io/developer/6772393523) |

## What reviewers say

### MajorCalculator

[App page](https://appshunter.io/ios/app/majorcalculator/id1536254031)

This utility app simplifies complex calculations with a wide range of tools, including arithmetic, tax, unit conversion, 3D shapes, and kinship. It offers features like calculation history, memo bookkeeping, and customizable themes for an enhanced user experience.

**Highlights:** Arithmetic and advanced calculations, Income tax and mortgage calculation, Extensive unit conversion, 3D shape property calculations, Kinship relationship identification, Calculation history and memo bookkeeping, Customizable themes and skins

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Preminum 1 Month | $1.99 | per month |
| Premium 1 Quarter | $5.99 | per 3 months |
| Premium 1 Year | $9.99 | per year |


### 鉴机

[App page](https://appshunter.io/ios/app/id6778002145)

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

**In-app purchases:** none


## Frequently asked questions

### Is MajorCalculator free?

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

### Is 鉴机 free?

鉴机 costs $3.99, with no in-app purchases.

### Do MajorCalculator or 鉴机 have ads?

MajorCalculator shows ads; 鉴机 does not.

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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.*