# Invoice vs K&Ö

The clearest difference is in-app purchases: K&Ö at none against Invoice's 1. On price, device support and iOS requirement there is nothing between them.

Both are free to download. Invoice sells 1 one-off in-app purchase. K&Ö asks for nothing beyond the download.

## The numbers

| Metric | Invoice | K&Ö |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/k-and-o/id6444117800/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Every 7 months |
| Monetization | — | Free |
| Size | 17 MB | 36 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moga Andrei](https://appshunter.io/developer/1062880157) | [Koerner & Oelkers GmbH](https://appshunter.io/developer/1652456900) |

## What reviewers say

### Invoice

[App page](https://appshunter.io/ios/app/invoice-app/id1062880158)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Invoice-App Full Version | $3.99 | one-time |


### 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 Invoice free?

Invoice is free to download, with in-app purchases available.

### Is K&Ö free?

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

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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.*