# ALD PDF vs Check KM

The clearest difference is ads: Check KM at none against ALD PDF's shown. ALD PDF's advantage is iOS requirement (11.0 vs 17.2). On price, 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 | ALD PDF | Check KM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Size | 8 MB | 11 MB |
| Requires iOS | **11.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Aido Domingues](https://appshunter.io/developer/959460436) | [JD Business Services, LLC](https://appshunter.io/developer/1462189986) |

## What reviewers say

### ALD PDF

[App page](https://appshunter.io/ios/app/ald-pdf/id6476907535)

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

**In-app purchases:** none


### Check KM

[App page](https://appshunter.io/ios/app/check-km/id6504140999)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ALD PDF free?

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

### Is Check KM free?

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

### Do ALD PDF or Check KM have ads?

ALD PDF shows ads; Check KM does not.

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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.*