# Checkware 4 vs GuideMaster

The clearest difference is update cadence: GuideMaster at weekly against Checkware 4's every 6 weeks. GuideMaster also leads on iOS requirement (13.0 vs 16.1). 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.

Checkware 4 ships an update every 6 weeks, GuideMaster weekly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Checkware 4 | GuideMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 19 MB | 8 MB |
| Requires iOS | 16.1 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [New Solutions GmbH](https://appshunter.io/developer/1126273236) | [STAHLWILLE](https://appshunter.io/developer/1282407820) |

## What reviewers say

### Checkware 4

[App page](https://appshunter.io/ios/app/checkware-4/id1286629728)

**Features:** macOS Compatibility

**In-app purchases:** none


### GuideMaster

[App page](https://appshunter.io/ios/app/guidemaster/id1624480304)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Checkware 4 free?

Checkware 4 is free to download, with no in-app purchases.

### Is GuideMaster free?

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

### Do Checkware 4 or GuideMaster have ads?

Neither Checkware 4 nor GuideMaster shows ads.

### Which is updated more often, Checkware 4 or GuideMaster?

Checkware 4 ships an update every 6 weeks, and GuideMaster weekly. Most recently, Checkware 4 was updated on November 3, 2026 and GuideMaster on November 3, 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.*