# SKF Machine train alignment vs SKF TraX

SKF Machine train alignment and SKF TraX are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SKF Machine train alignment ships an update every 3 months, SKF TraX every 2 months. The most recent releases landed on October 28, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SKF Machine train alignment | SKF TraX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 69 MB | 18 MB |
| Requires iOS | **15.0** | 15.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SKF](https://appshunter.io/developer/472922971) | [SKF](https://appshunter.io/developer/472922971) |

## What reviewers say

### SKF Machine train alignment

[App page](https://appshunter.io/ios/app/skf-machine-train-alignment/id1149906003)

**Features:** macOS Compatibility

**In-app purchases:** none


### SKF TraX

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

**In-app purchases:** none


## Frequently asked questions

### Is SKF Machine train alignment free?

SKF Machine train alignment is free to download, with no in-app purchases.

### Is SKF TraX free?

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

### Do SKF Machine train alignment or SKF TraX have ads?

Neither SKF Machine train alignment nor SKF TraX shows ads.

### Which is updated more often, SKF Machine train alignment or SKF TraX?

SKF Machine train alignment ships an update every 3 months, and SKF TraX every 2 months. Most recently, SKF Machine train alignment was updated on October 28, 2026 and SKF TraX on October 27, 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.*