# smartctr vs Car 4x4

The clearest difference is update cadence: smartctr at every 2 months against Car 4x4's every 14 months. Car 4x4's advantage is iOS requirement (11.0 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.

smartctr ships an update every 2 months, Car 4x4 every 14 months. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | smartctr | Car 4x4 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (10 ratings)](https://appshunter.io/ios/app/smartctr/id1535913329/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | Free | — |
| Size | 7 MB | 47 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [爽 余](https://appshunter.io/developer/1534844232) | [Jiechu Technology Co., Ltd.](https://appshunter.io/developer/782466105) |

## 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


### Car 4x4

[App page](https://appshunter.io/ios/app/car-4x4/id6708230871)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is smartctr free?

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

### Is Car 4x4 free?

Car 4x4 is free to download, with no in-app purchases.

### Do smartctr or Car 4x4 have ads?

Neither smartctr nor Car 4x4 shows ads.

### Which is updated more often, smartctr or Car 4x4?

smartctr ships an update every 2 months, and Car 4x4 every 14 months. Most recently, smartctr was updated on September 15, 2026 and Car 4x4 on September 10, 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.*