# smartctr vs T

The clearest difference is update cadence: smartctr at every 2 months against T's every 7 months. T's advantage is iOS requirement (12.2 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.

smartctr ships an update every 2 months, T every 7 months. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | smartctr | T |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (12 ratings)](https://appshunter.io/ios/app/smartctr/id1535913329/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free | — |
| Size | 7 MB | 165 MB |
| Requires iOS | 15.0 | **12.2** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [爽 余](https://appshunter.io/developer/1534844232) | [ZIONCOM(SHENZHEN) ELECTRONICS LTD](https://appshunter.io/developer/685296543) |

## What reviewers say

### smartctr

[App page](https://appshunter.io/ios/app/smartctr/id1535913329)

This app provides intelligent remote control for pickup truck roller shutters and carriage LED lights. It enables automatic switching of these features for convenient operation.

**Highlights:** Remote control for roller shutters, Automatic roller shutter switch, Control carriage LED lights, Automatic LED light switch

**Features:** macOS Compatibility

**In-app purchases:** none


### T

[App page](https://appshunter.io/ios/app/t-smartlife/id1635563719)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is smartctr free?

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

### Is T free?

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

### Do smartctr or T have ads?

Neither smartctr nor T shows ads.

### Which is updated more often, smartctr or T?

smartctr ships an update every 2 months, and T every 7 months. Most recently, smartctr was updated on October 20, 2026 and T on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*