# SKF TraX vs Questar Installer

The clearest difference is update cadence: SKF TraX at every 2 months against Questar Installer's every 4 months. Questar Installer's advantage is iOS requirement (13.0 vs 15.4). 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.

SKF TraX ships an update every 2 months, Questar Installer every 4 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SKF TraX | Questar Installer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 18 MB | 3 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [QUESTAR AUTO TECHNOLOGIES LTD](https://appshunter.io/developer/916723518) |

## What reviewers say

### SKF TraX

[App page](https://appshunter.io/ios/app/skf-trax/id1566086375)

**In-app purchases:** none


### Questar Installer

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SKF TraX free?

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

### Is Questar Installer free?

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

### Do SKF TraX or Questar Installer have ads?

Neither SKF TraX nor Questar Installer shows ads.

### Which is updated more often, SKF TraX or Questar Installer?

SKF TraX ships an update every 2 months, and Questar Installer every 4 months. Most recently, SKF TraX was updated on October 27, 2026 and Questar Installer on October 25, 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.*