# De Inspect4All App vs Zandkasteel

De Inspect4All App and Zandkasteel 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.

De Inspect4All App ships an update monthly, Zandkasteel every 2 weeks. The most recent releases landed on September 8, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | De Inspect4All App | Zandkasteel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 39 MB | 296 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Maxd'Oro B.V.](https://appshunter.io/developer/380657828) | [Spaceflow Inc.](https://appshunter.io/developer/1209952854) |

## What reviewers say

### De Inspect4All App

[App page](https://appshunter.io/ios/app/de-inspect4all-app/id6448954096)

**In-app purchases:** none


### Zandkasteel

[App page](https://appshunter.io/ios/app/zandkasteel/id6746123769)

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

**In-app purchases:** none


## Frequently asked questions

### Is De Inspect4All App free?

De Inspect4All App is free to download, with no in-app purchases.

### Is Zandkasteel free?

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

### Do De Inspect4All App or Zandkasteel have ads?

Neither De Inspect4All App nor Zandkasteel shows ads.

### Which is updated more often, De Inspect4All App or Zandkasteel?

De Inspect4All App ships an update monthly, and Zandkasteel every 2 weeks. Most recently, De Inspect4All App was updated on September 8, 2026 and Zandkasteel on September 11, 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.*