# zTMS vs 秒秒测医药冷链

The clearest difference is update cadence: zTMS at monthly against 秒秒测医药冷链's every 5 months. 秒秒测医药冷链's advantage is 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.

zTMS ships an update monthly, 秒秒测医药冷链 every 5 months. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | zTMS | 秒秒测医药冷链 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Size | 33 MB | 26 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen ZKS Mobile IOT Tech Co., Ltd.](https://appshunter.io/developer/1296855170) | [Weisi Smart Technology (Beijing) Co.,Ltd](https://appshunter.io/developer/895378566) |

## What reviewers say

### zTMS

[App page](https://appshunter.io/ios/app/ztms/id1343042775)

**In-app purchases:** none


### 秒秒测医药冷链

[App page](https://appshunter.io/ios/app/id1491142382)

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

**In-app purchases:** none


## Frequently asked questions

### Is zTMS free?

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

### Is 秒秒测医药冷链 free?

秒秒测医药冷链 is free to download, with no in-app purchases.

### Do zTMS or 秒秒测医药冷链 have ads?

Neither zTMS nor 秒秒测医药冷链 shows ads.

### Which is updated more often, zTMS or 秒秒测医药冷链?

zTMS ships an update monthly, and 秒秒测医药冷链 every 5 months. Most recently, zTMS was updated on October 26, 2026 and 秒秒测医药冷链 on November 3, 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.*