# WILSEN vs InchMMark

The clearest difference is update cadence: InchMMark at weekly against WILSEN's every 4 months. 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.

WILSEN ships an update every 4 months, InchMMark weekly. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | WILSEN | InchMMark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 7 MB | 17 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pepperl+Fuchs SE](https://appshunter.io/developer/553838697) | [Kevin Holzmeyer](https://appshunter.io/developer/1884356851) |

## What reviewers say

### WILSEN

[App page](https://appshunter.io/ios/app/wilsen/id1526832085)

**Features:** macOS Compatibility

**In-app purchases:** none


### InchMMark

[App page](https://appshunter.io/ios/app/inchmmark/id6760417609)

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

**In-app purchases:** none


## Frequently asked questions

### Is WILSEN free?

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

### Is InchMMark free?

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

### Do WILSEN or InchMMark have ads?

Neither WILSEN nor InchMMark shows ads.

### Which is updated more often, WILSEN or InchMMark?

WILSEN ships an update every 4 months, and InchMMark weekly. Most recently, WILSEN was updated on November 3, 2026 and InchMMark 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.*