# smartctr vs VSV 4x4

The clearest difference is update cadence: VSV 4x4 at every 2 weeks against smartctr's every 2 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.

smartctr ships an update every 2 months, VSV 4x4 every 2 weeks. Both last shipped on October 3, 2026.

## The numbers

| Metric | smartctr | VSV 4x4 |
| --- | --- | --- |
| 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 2 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 17 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [爽 余](https://appshunter.io/developer/1534844232) | [ZEAT S.R.L](https://appshunter.io/developer/1895582987) |

## 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


### VSV 4x4

[App page](https://appshunter.io/ios/app/vsv-4x4/id6763976245)

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

**In-app purchases:** none


## Frequently asked questions

### Is smartctr free?

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

### Is VSV 4x4 free?

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

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

Neither smartctr nor VSV 4x4 shows ads.

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

smartctr ships an update every 2 months, and VSV 4x4 every 2 weeks. Most recently, smartctr was updated on October 3, 2026 and VSV 4x4 on October 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.*