# Apostle Connect vs Systeem Keizer

The clearest difference is in-app purchases: Apostle Connect at none against Systeem Keizer's 1. Apostle Connect also leads on iOS requirement (12.0 vs 15.1). Systeem Keizer's advantage is update cadence (fortnightly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Systeem Keizer sells 1 one-off in-app purchase. Apostle Connect asks for nothing beyond the download.

Apostle Connect ships an update monthly, Systeem Keizer fortnightly. The most recent releases landed on October 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Apostle Connect | Systeem Keizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Size | 42 MB | 51 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Apostle B.V.](https://appshunter.io/developer/958137845) | [Henk ten Bos](https://appshunter.io/developer/1792832047) |

## What reviewers say

### Apostle Connect

[App page](https://appshunter.io/ios/app/apostle-connect/id1234487236)

**In-app purchases:** none


### Systeem Keizer

[App page](https://appshunter.io/ios/app/systeem-keizer/id6787155644)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full App | $34.99 | one-time |


## Frequently asked questions

### Is Apostle Connect free?

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

### Is Systeem Keizer free?

Systeem Keizer is free to download, with in-app purchases available.

### Do Apostle Connect or Systeem Keizer have ads?

Neither Apostle Connect nor Systeem Keizer shows ads.

### Which is updated more often, Apostle Connect or Systeem Keizer?

Apostle Connect ships an update monthly, and Systeem Keizer fortnightly. Most recently, Apostle Connect was updated on October 2, 2026 and Systeem Keizer on October 31, 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.*