# 工业元数 vs 中频电疗仪康养系

The clearest difference is update cadence: 工业元数 at monthly against 中频电疗仪康养系's every 2 months. 工业元数 also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

工业元数 ships an update monthly, 中频电疗仪康养系 every 2 months. The most recent releases landed on September 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 工业元数 | 中频电疗仪康养系 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 69 MB | 72 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [上电智联科技(江苏)有限公司](https://appshunter.io/developer/1585904658) | [Yancheng YoungBright Technology Co., Ltd](https://appshunter.io/developer/1276437086) |

## What reviewers say

### 工业元数

[App page](https://appshunter.io/ios/app/id1585904656)

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

**In-app purchases:** none


### 中频电疗仪康养系

[App page](https://appshunter.io/ios/app/id6444716447)

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

**In-app purchases:** none


## Frequently asked questions

### Is 工业元数 free?

工业元数 is free to download, with no in-app purchases.

### Is 中频电疗仪康养系 free?

中频电疗仪康养系 is free to download, with no in-app purchases.

### Do 工业元数 or 中频电疗仪康养系 have ads?

Neither 工业元数 nor 中频电疗仪康养系 shows ads.

### Which is updated more often, 工业元数 or 中频电疗仪康养系?

工业元数 ships an update monthly, and 中频电疗仪康养系 every 2 months. Most recently, 工业元数 was updated on September 14, 2026 and 中频电疗仪康养系 on September 23, 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.*