# COPRA onset for iPhone vs KLASH Viewer

The clearest difference is update cadence: KLASH Viewer at every 2 weeks against COPRA onset for iPhone's every 7 months. COPRA onset for iPhone's advantage is iOS requirement (12.0 vs 17.0). 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.

COPRA onset for iPhone ships an update every 7 months, KLASH Viewer every 2 weeks. The most recent releases landed on October 20, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | COPRA onset for iPhone | KLASH Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/copra-onset-for-iphone/id918119301/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 13 MB | 14 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CinePostproduction GmbH](https://appshunter.io/developer/428499739) | [KLASH](https://appshunter.io/developer/1807355647) |

## What reviewers say

### COPRA onset for iPhone

[App page](https://appshunter.io/ios/app/copra-onset-for-iphone/id918119301)

This application allows for secure distribution of daily footage from film shoots directly to mobile devices. It enables offline viewing of clips without an internet connection, streamlining the workflow for film crews.

**Highlights:** Secure clip transfer, Offline viewing, Server installation, Mobile device access

**In-app purchases:** none


### KLASH Viewer

[App page](https://appshunter.io/ios/app/klash-viewer/id6744369550)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COPRA onset for iPhone free?

COPRA onset for iPhone is free to download, with no in-app purchases.

### Is KLASH Viewer free?

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

### Do COPRA onset for iPhone or KLASH Viewer have ads?

Neither COPRA onset for iPhone nor KLASH Viewer shows ads.

### Which is updated more often, COPRA onset for iPhone or KLASH Viewer?

COPRA onset for iPhone ships an update every 7 months, and KLASH Viewer every 2 weeks. Most recently, COPRA onset for iPhone was updated on October 20, 2026 and KLASH Viewer on October 28, 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.*