# BlueFolder vs K&Ö

The clearest difference is rating: K&Ö at 5.0 against BlueFolder's 3.3. K&Ö also leads on update cadence (every 7 months vs every 16 months). BlueFolder's advantage is ratings volume (6 vs 1). 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.

K&Ö holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: BlueFolder has 6 ratings behind it against 1, so its average is the more settled of the two.

BlueFolder ships an update every 16 months, K&Ö every 7 months. The most recent releases landed on July 21, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | BlueFolder | K&Ö |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (6 ratings)](https://appshunter.io/ios/app/bluefolder/id1567419338/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k-and-o/id6444117800/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 7 months** |
| Monetization | Free | Free |
| Size | 16 MB | 36 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BlueFolder Software, Inc.](https://appshunter.io/developer/1548031606) | [Koerner & Oelkers GmbH](https://appshunter.io/developer/1652456900) |

## What reviewers say

### BlueFolder

[App page](https://appshunter.io/ios/app/bluefolder/id1567419338)

Manage field service operations, track jobs and work orders, and access customer information from anywhere. This app allows for attaching photos, collecting signatures, and recording billable activities in real-time.

**Highlights:** Manage jobs and work orders, Track equipment and service history, Access customer and location records, Attach photos, Collect customer signatures, Record billable activities

**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 BlueFolder free?

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

### Is K&Ö free?

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

### Which has better reviews, BlueFolder or K&Ö?

K&Ö is rated higher. BlueFolder averages 3.3 out of 5 from 6 ratings, while K&Ö averages 5.0 from 1 ratings.

### Do BlueFolder or K&Ö have ads?

Neither BlueFolder nor K&Ö shows ads.

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

BlueFolder ships an update every 16 months, and K&Ö every 7 months. Most recently, BlueFolder 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.*