# 龙嘉SCM供应商 vs Surface Area Calculator + Cost

The clearest difference is in-app purchases: 龙嘉SCM供应商 at none against Surface Area Calculator + Cost's 3. 龙嘉SCM供应商 also leads on iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Surface Area Calculator + Cost sells 3 in-app purchases, starting at $1.99 per month. 龙嘉SCM供应商 asks for nothing beyond the download.

龙嘉SCM供应商 ships an update every 4 months, Surface Area Calculator + Cost every 6 months. The most recent releases landed on September 17, 2026 and August 20, 2026 respectively.

## The numbers

| Metric | 龙嘉SCM供应商 | Surface Area Calculator + Cost |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (24 ratings)](https://appshunter.io/ios/app/surface-area-calculator-plus-cost/id1502218219/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 22.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 35 MB | 4 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [文朗 梁](https://appshunter.io/developer/1293631579) | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) |

## What reviewers say

### 龙嘉SCM供应商

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Surface Area Calculator + Cost

[App page](https://appshunter.io/ios/app/surface-area-calculator-plus-cost/id1502218219)

Calculate the surface area of various 3D geometric shapes and get an estimated cost for materials. Supports multiple units for calculations and results.

**Highlights:** Surface area calculation for 11 shapes, Material cost estimation, Multiple unit support, Results in various units, Subscription for unlimited access

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly package | $1.99 | per month |
| Annual Premium Package | $14.99 | per year |
| Remove ads | $19.99 | one-time |


## Frequently asked questions

### Is 龙嘉SCM供应商 free?

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

### Is Surface Area Calculator + Cost free?

Surface Area Calculator + Cost is free to download, with in-app purchases available.

### Do 龙嘉SCM供应商 or Surface Area Calculator + Cost have ads?

Neither 龙嘉SCM供应商 nor Surface Area Calculator + Cost shows ads.

### Which is updated more often, 龙嘉SCM供应商 or Surface Area Calculator + Cost?

龙嘉SCM供应商 ships an update every 4 months, and Surface Area Calculator + Cost every 6 months. Most recently, 龙嘉SCM供应商 was updated on September 17, 2026 and Surface Area Calculator + Cost on August 20, 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.*