# 掌上微试 vs Clinflash eSign

The clearest difference is update cadence: 掌上微试 at monthly against Clinflash eSign's every 2 months. Clinflash eSign's advantage is iOS requirement (12.0 vs 15.0). 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.

掌上微试 ships an update monthly, Clinflash eSign every 2 months. The most recent releases landed on October 10, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 掌上微试 | Clinflash eSign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 73 MB | 41 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [Beijing CTS Co.,Ltd](https://appshunter.io/developer/1036091389) | [Clinflash Healthcare Technology (Jiaxing) Co.,Ltd](https://appshunter.io/developer/1174669463) |

## What reviewers say

### 掌上微试

[App page](https://appshunter.io/ios/app/id1036091390)

**Features:** Vision Pro support

**In-app purchases:** none


### Clinflash eSign

[App page](https://appshunter.io/ios/app/clinflash-esign/id6448827413)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 掌上微试 free?

掌上微试 is free to download, with no in-app purchases.

### Is Clinflash eSign free?

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

### Do 掌上微试 or Clinflash eSign have ads?

Neither 掌上微试 nor Clinflash eSign shows ads.

### Which is updated more often, 掌上微试 or Clinflash eSign?

掌上微试 ships an update monthly, and Clinflash eSign every 2 months. Most recently, 掌上微试 was updated on October 10, 2026 and Clinflash eSign on September 11, 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.*