# 最牛计算器 vs GrusHome

The clearest difference is in-app purchases: 最牛计算器 at none against GrusHome's 10. 最牛计算器 also leads on ratings volume (15 vs 1). GrusHome's advantage is update cadence (every 10 days vs every 10 months) and rating (5.0 vs 4.8). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GrusHome sells 10 one-off in-app purchases. 最牛计算器 asks for nothing beyond the download.

GrusHome holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 最牛计算器 has 15 ratings behind it against 1, so its average is the more settled of the two.

最牛计算器 ships an update every 10 months, GrusHome every 10 days. The most recent releases landed on October 8, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 最牛计算器 | GrusHome |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (15 ratings)](https://appshunter.io/ios/app/calculator/id1161975388/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grushome/id1455196140/reviews)** |
| Number of ratings | **15** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 10 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 61 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [继红 王](https://appshunter.io/developer/1017182979) | [Hemeng](https://appshunter.io/developer/1377555201) |

## What reviewers say

### 最牛计算器

[App page](https://appshunter.io/ios/app/calculator/id1161975388)

This utility app offers a comprehensive set of basic and scientific calculation functions. It includes operations like addition, subtraction, multiplication, division, percentages, square roots, and decimal handling. The interface is designed for quick and easy use with a clear layout.

**Highlights:** Basic arithmetic operations, Percentage calculations, Square root function, Decimal point handling, Clear and delete functions, Mute switch

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

**In-app purchases:** none


### GrusHome

[App page](https://appshunter.io/ios/app/grushome/id1455196140)

Transform an old smartphone into a Wi-Fi connected security camera. Offers motion detection, two-way audio, and HD video streaming for home monitoring. Optional upgrades provide cloud storage and advanced features.

**Highlights:** Repurposes old phones as security cameras, Motion detection with alerts, Two-way audio communication, HD video streaming (1080p), Cross-platform compatibility, Scheduled recording, Secure and private video streaming

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| First Month Trial | $0.99 | one-time |
| Standard Plan 1 Month | $3.99 | one-time |
| 50 SMS Alerts | $3.99 | one-time |
| Standard Plan 3 Months | $8.99 | one-time |
| 150 SMS Alerts | $9.99 | one-time |
| 300 SMS Alerts | $18.99 | one-time |
| Standard Plan 12 Months | $27.99 | one-time |
| 500 SMS Alerts | $28.99 | one-time |
| 7 Days Event Recording | $71.99 | one-time |
| 7 Days Continuous Recording 1Y | $107.99 | one-time |


## Frequently asked questions

### Is 最牛计算器 free?

最牛计算器 is free to download, with no in-app purchases.

### Is GrusHome free?

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

### Which has better reviews, 最牛计算器 or GrusHome?

GrusHome is rated higher. 最牛计算器 averages 4.8 out of 5 from 15 ratings, while GrusHome averages 5.0 from 1 ratings.

### Do 最牛计算器 or GrusHome have ads?

Neither 最牛计算器 nor GrusHome shows ads.

### Which is updated more often, 最牛计算器 or GrusHome?

最牛计算器 ships an update every 10 months, and GrusHome every 10 days. Most recently, 最牛计算器 was updated on October 8, 2026 and GrusHome on September 28, 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.*