# Questar Installer vs SmarTruckHD

The clearest difference is update cadence: SmarTruckHD at every 2 months against Questar Installer's every 4 months. Questar Installer's advantage is iOS requirement (13.0 vs 15.1). 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.

Questar Installer ships an update every 4 months, SmarTruckHD every 2 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Questar Installer | SmarTruckHD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 3 MB | 34 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [QUESTAR AUTO TECHNOLOGIES LTD](https://appshunter.io/developer/916723518) | [SmarTruck HD, LLC](https://appshunter.io/developer/6798516076) |

## What reviewers say

### Questar Installer

[App page](https://appshunter.io/ios/app/questar-installer/id6751549009)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmarTruckHD

[App page](https://appshunter.io/ios/app/smartruckhd/id6798516073)

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

**In-app purchases:** none


## Frequently asked questions

### Is Questar Installer free?

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

### Is SmarTruckHD free?

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

### Do Questar Installer or SmarTruckHD have ads?

Neither Questar Installer nor SmarTruckHD shows ads.

### Which is updated more often, Questar Installer or SmarTruckHD?

Questar Installer ships an update every 4 months, and SmarTruckHD every 2 months. Most recently, Questar Installer was updated on October 7, 2026 and SmarTruckHD on October 24, 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.*