# CalcApp vs 龙嘉SCM供应商

The clearest difference is in-app purchases: 龙嘉SCM供应商 at none against CalcApp's 2. 龙嘉SCM供应商 also leads on iOS requirement (12.0 vs 16.4). CalcApp's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. CalcApp sells 2 one-off in-app purchases. 龙嘉SCM供应商 asks for nothing beyond the download.

CalcApp ships an update every 3 weeks, 龙嘉SCM供应商 every 4 months. The most recent releases landed on August 9, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | CalcApp | 龙嘉SCM供应商 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (19 ratings)](https://appshunter.io/ios/app/calcapp-simple-calculator/id1211638570/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 4 MB | 35 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [尉 张](https://appshunter.io/developer/1211638569) | [文朗 梁](https://appshunter.io/developer/1293631579) |

## What reviewers say

### CalcApp

[App page](https://appshunter.io/ios/app/calcapp-simple-calculator/id1211638570)

This app combines basic arithmetic, scientific functions, programmer conversions, and unit conversions into a single, easy-to-use tool. It automatically saves all your calculations to a history log, ensuring you never lose important data.

**Highlights:** Basic Arithmetic, Scientific Calculator, Programmer Mode, Unit Converter, History Tracking

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | one-time |
| Annual Subscription | $1.99 | one-time |


### 龙嘉SCM供应商

[App page](https://appshunter.io/ios/app/scm/id1459545200)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CalcApp free?

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

### Is 龙嘉SCM供应商 free?

龙嘉SCM供应商 is free to download, with no in-app purchases.

### Do CalcApp or 龙嘉SCM供应商 have ads?

Neither CalcApp nor 龙嘉SCM供应商 shows ads.

### Which is updated more often, CalcApp or 龙嘉SCM供应商?

CalcApp ships an update every 3 weeks, and 龙嘉SCM供应商 every 4 months. Most recently, CalcApp was updated on August 9, 2026 and 龙嘉SCM供应商 on September 17, 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.*