# T vs 电梯安全助手

The clearest difference is update cadence: 电梯安全助手 at every 3 months against T's every 43 months. 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.

T ships an update every 43 months, 电梯安全助手 every 3 months. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | T | 电梯安全助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 3 months** |
| Size | 210 MB | 62 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [苏州天梭电梯有限公司](https://appshunter.io/developer/1177836005) | [南京汇钧云合科技有限公司](https://appshunter.io/developer/1896552058) |

## What reviewers say

### T

[App page](https://appshunter.io/ios/app/t-box5s/id1442764251)

**Features:** macOS Compatibility

**In-app purchases:** none


### 电梯安全助手

[App page](https://appshunter.io/ios/app/id6670584021)

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

**In-app purchases:** none


## Frequently asked questions

### Is T free?

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

### Is 电梯安全助手 free?

电梯安全助手 is free to download, with no in-app purchases.

### Do T or 电梯安全助手 have ads?

Neither T nor 电梯安全助手 shows ads.

### Which is updated more often, T or 电梯安全助手?

T ships an update every 43 months, and 电梯安全助手 every 3 months. Most recently, T was updated on October 26, 2026 and 电梯安全助手 on October 17, 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.*