# Brainloop Secure Client vs K&Ö

The clearest difference is update cadence: Brainloop Secure Client at every 3 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.

Brainloop Secure Client ships an update every 3 months, K&Ö every 7 months. The most recent releases landed on July 21, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Brainloop Secure Client | 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 | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 193 MB | 36 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Brainloop AG](https://appshunter.io/developer/417734294) | [Koerner & Oelkers GmbH](https://appshunter.io/developer/1652456900) |

## What reviewers say

### Brainloop Secure Client

[App page](https://appshunter.io/ios/app/brainloop-secure-client/id950986402)

Access your secure document repositories from your mobile device. Download and read documents offline, manage collections, and add annotations. Features include synchronized comments and customizable security settings.

**Highlights:** Offline document access, Document synchronization, Boardbook view, Comment on documents, Customizable security policies, Favorites tab

**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 Brainloop Secure Client free?

Brainloop Secure Client 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 Brainloop Secure Client or K&Ö have ads?

Neither Brainloop Secure Client nor K&Ö shows ads.

### Which is updated more often, Brainloop Secure Client or K&Ö?

Brainloop Secure Client ships an update every 3 months, and K&Ö every 7 months. Most recently, Brainloop Secure Client was updated on July 21, 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.*