# T vs 真品无双

The clearest difference is update cadence: T at every 6 weeks against 真品无双's every 12 months. 真品无双'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.

T ships an update every 6 weeks, 真品无双 every 12 months. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | T | 真品无双 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 22.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 12 months |
| Monetization | Free | — |
| Size | 35 MB | 3 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [江波 夏](https://appshunter.io/developer/895730400) | [复旦微电子集团有限公司](https://appshunter.io/developer/1093365013) |

## What reviewers say

### T

[App page](https://appshunter.io/ios/app/t-sensor/id1457423534)

This app connects to nearby Bluetooth temperature sensors to display readings for temperature, humidity, air pressure, and altitude. It presents this data in both list and graph formats for easy monitoring.

**Highlights:** Scans nearby Bluetooth temperature sensors, Displays temperature, humidity, air pressure, altitude, Data presented in list view, Data presented in graph view, Connects to multiple sensor types

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

**In-app purchases:** none


### 真品无双

[App page](https://appshunter.io/ios/app/id1541564514)

**In-app purchases:** none


## Frequently asked questions

### Is T free?

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

### Is 真品无双 free?

真品无双 is free to download, with no in-app purchases.

### Do T or 真品无双 have ads?

Neither T nor 真品无双 shows ads.

### Which is updated more often, T or 真品无双?

T ships an update every 6 weeks, and 真品无双 every 12 months. Most recently, T was updated on October 20, 2026 and 真品无双 on October 9, 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.*