# OnSite vs K&Ö

The clearest difference is update cadence: OnSite at every 2 months against K&Ö's every 7 months. K&Ö's advantage is iOS requirement (12.0 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

OnSite ships an update every 2 months, K&Ö every 7 months. Both last shipped on June 1, 2026.

## The numbers

| Metric | OnSite | K&Ö |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k-and-o/id6444117800/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 8 MB | 36 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [UNIPHI (Aus) Pty Ltd](https://appshunter.io/developer/784258210) | [Koerner & Oelkers GmbH](https://appshunter.io/developer/1652456900) |

## What reviewers say

### OnSite

[App page](https://appshunter.io/ios/app/onsite/id784258207)

This app helps construction project managers streamline operations across multiple sites. It allows for remote progress tracking, variation justification, audits, and defect management. The app offers offline functionality for viewing documents and synchronizes data when connectivity is restored.

**Highlights:** Track site progress remotely, Justify project variations, Conduct audits and surveillances, Manage project defects, View drawings and documents, Offline mode synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


### K&Ö

[App page](https://appshunter.io/ios/app/k-and-o/id6444117800)

This app facilitates communication and management for residential living. It connects residents, owners, and property managers for seamless housing operations. Key features include notifications, damage reporting, classified ads, direct messaging, and access to documents.

**Highlights:** Important notifications and deadlines, Smartphone damage reporting with photos, Classified ads for housing needs, Direct messaging within the community, Access to important documents 24/7, Regular advice articles for residents

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OnSite free?

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

### Is K&Ö free?

K&Ö is free to download, with no in-app purchases.

### Do OnSite or K&Ö have ads?

Neither OnSite nor K&Ö shows ads.

### Which is updated more often, OnSite or K&Ö?

OnSite ships an update every 2 months, and K&Ö every 7 months. Most recently, OnSite was updated on June 1, 2026 and K&Ö on June 1, 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.*