# JM Technology vs Chenpu

The clearest difference is iOS requirement: JM Technology at 12.0 against Chenpu's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

JM Technology ships an update every 6 weeks, Chenpu every 5 weeks. The most recent releases landed on May 16, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | JM Technology | Chenpu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Size | 47 MB | 89 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Guangzhou Jiemei Technology Co., Ltd](https://appshunter.io/developer/1734265233) | [上海晨之浦医疗科技有限公司](https://appshunter.io/developer/1846542511) |

## What reviewers say

### JM Technology

[App page](https://appshunter.io/ios/app/jm-technology/id6499075795)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chenpu

[App page](https://appshunter.io/ios/app/chenpu/id6754072807)

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

**In-app purchases:** none


## Frequently asked questions

### Is JM Technology free?

JM Technology is free to download, with no in-app purchases.

### Is Chenpu free?

Chenpu is free to download, with no in-app purchases.

### Do JM Technology or Chenpu have ads?

Neither JM Technology nor Chenpu shows ads.

### Which is updated more often, JM Technology or Chenpu?

JM Technology ships an update every 6 weeks, and Chenpu every 5 weeks. Most recently, JM Technology was updated on May 16, 2026 and Chenpu on September 6, 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.*