# KLIC Viewer vs Duntep

The clearest difference is iOS requirement: KLIC Viewer at 9.0 against Duntep's 13.0. On price, update cadence, 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.

KLIC Viewer ships an update every 5 weeks, Duntep every 2 months. The most recent releases landed on October 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | KLIC Viewer | Duntep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Size | 86 MB | 27 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Geolantis GmbH](https://appshunter.io/developer/1097779370) | [Klaas Dons](https://appshunter.io/developer/1253103875) |

## What reviewers say

### KLIC Viewer

[App page](https://appshunter.io/ios/app/klic-viewer/id1097779371)

**In-app purchases:** none


### Duntep

[App page](https://appshunter.io/ios/app/duntep/id1560780992)

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

**In-app purchases:** none


## Frequently asked questions

### Is KLIC Viewer free?

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

### Is Duntep free?

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

### Do KLIC Viewer or Duntep have ads?

Neither KLIC Viewer nor Duntep shows ads.

### Which is updated more often, KLIC Viewer or Duntep?

KLIC Viewer ships an update every 5 weeks, and Duntep every 2 months. Most recently, KLIC Viewer was updated on October 2, 2026 and Duntep on September 29, 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.*