# KUHN Virtual Machine vs Seafarer Documents

The clearest difference is update cadence: Seafarer Documents at every 2 weeks against KUHN Virtual Machine's every 3 months. KUHN Virtual Machine's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KUHN Virtual Machine ships an update every 3 months, Seafarer Documents every 2 weeks. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | KUHN Virtual Machine | Seafarer Documents |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 168 MB | 147 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [4FONT SP Z O O](https://appshunter.io/developer/1227872263) | [Ephemeris](https://appshunter.io/developer/1703806623) |

## What reviewers say

### KUHN Virtual Machine

[App page](https://appshunter.io/ios/app/kuhn-virtual-machine/id1444536262)

**Features:** macOS Compatibility

**In-app purchases:** none


### Seafarer Documents

[App page](https://appshunter.io/ios/app/seafarer-documents/id6463028581)

**In-app purchases:** none


## Frequently asked questions

### Is KUHN Virtual Machine free?

KUHN Virtual Machine is free to download, with no in-app purchases.

### Is Seafarer Documents free?

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

### Do KUHN Virtual Machine or Seafarer Documents have ads?

Neither KUHN Virtual Machine nor Seafarer Documents shows ads.

### Which is updated more often, KUHN Virtual Machine or Seafarer Documents?

KUHN Virtual Machine ships an update every 3 months, and Seafarer Documents every 2 weeks. Most recently, KUHN Virtual Machine was updated on October 3, 2026 and Seafarer Documents on October 17, 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.*