# 瑞特科Dos vs CBC金属

The clearest difference is in-app purchases: 瑞特科Dos at none against CBC金属's 6. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CBC金属 sells 6 one-off in-app purchases. 瑞特科Dos asks for nothing beyond the download.

瑞特科Dos ships an update every 3 months, CBC金属 every 2 months. The most recent releases landed on September 12, 2026 and September 2, 2026 respectively.

## The numbers

| Metric | 瑞特科Dos | CBC金属 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 143 MB | 8 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Longchuang Intelligence Technology (Zhejiang) Co., Ltd.](https://appshunter.io/developer/1760690796) | [山西联知信息科技有限公司](https://appshunter.io/developer/1502788458) |

## What reviewers say

### 瑞特科Dos

[App page](https://appshunter.io/ios/app/dos/id1491525480)

**Features:** macOS Compatibility

**In-app purchases:** none


### CBC金属

[App page](https://appshunter.io/ios/app/cbc/id1502788459)

This app provides comprehensive data and information services for the non-ferrous metals industry. It offers real-time price quotes, historical data, industry news, and a platform for buyers and sellers to connect.

**Highlights:** Real-time price quotes for 54 non-ferrous metals, Historical price data, Industry news and policy updates, Supply and demand information exchange, Covers base, ferroalloy, precious, and minor metals

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| APP全网会员一年 | $129.99 | one-time |
| APP全网会员两年 | $229.99 | one-time |
| APP全网会员三年 | $349.99 | one-time |
| APP全网会员五年 | $499.99 | one-time |
| APP全网会员八年 | $699.99 | one-time |
| APP全网会员十年 | $999.99 | one-time |


## Frequently asked questions

### Is 瑞特科Dos free?

瑞特科Dos is free to download, with no in-app purchases.

### Is CBC金属 free?

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

### Do 瑞特科Dos or CBC金属 have ads?

Neither 瑞特科Dos nor CBC金属 shows ads.

### Which is updated more often, 瑞特科Dos or CBC金属?

瑞特科Dos ships an update every 3 months, and CBC金属 every 2 months. Most recently, 瑞特科Dos was updated on September 12, 2026 and CBC金属 on September 2, 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.*