# BDV Installation Tracker vs SKF Machine train alignment

The clearest difference is iOS requirement: BDV Installation Tracker at 13.0 against SKF Machine train alignment's 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.

## The numbers

| Metric | BDV Installation Tracker | SKF Machine train alignment |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 8 MB | 69 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pipe & Piper](https://appshunter.io/developer/807446981) | [SKF](https://appshunter.io/developer/472922971) |

## What reviewers say

### BDV Installation Tracker

[App page](https://appshunter.io/ios/app/bdv-installation-tracker/id943039889)

**Features:** macOS Compatibility

**In-app purchases:** none


### SKF Machine train alignment

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BDV Installation Tracker free?

BDV Installation Tracker is free to download, with no in-app purchases.

### Is SKF Machine train alignment free?

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

### Do BDV Installation Tracker or SKF Machine train alignment have ads?

Neither BDV Installation Tracker nor SKF Machine train alignment shows ads.

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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.*