# OpenAirScan vs KaaS IEEE

The clearest difference is iOS requirement: KaaS IEEE at 11.0 against OpenAirScan's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

OpenAirScan ships an update every 2 months, KaaS IEEE every 4 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OpenAirScan | KaaS IEEE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/openairscan/id1663611384/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 7 MB | 93 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Leo Wehrfritz](https://appshunter.io/developer/1663611386) | [HRCOFFEE srl](https://appshunter.io/developer/1546730313) |

## What reviewers say

### OpenAirScan

[App page](https://appshunter.io/ios/app/openairscan/id1663611384)

This app connects to any network-enabled scanner using the ESCL (AirScan) protocol. It allows you to create scans in various formats, working with most scanners from the last decade. It is designed to be vendor-agnostic.

**Highlights:** Connects to ESCL/AirScan scanners, Vendor-agnostic compatibility, Supports various scan formats, Works with network-enabled scanners, Compatible with most modern scanners

**Features:** Vision Pro support

**In-app purchases:** none


### KaaS IEEE

[App page](https://appshunter.io/ios/app/kaas-ieee/id6450543995)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OpenAirScan free?

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

### Is KaaS IEEE free?

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

### Do OpenAirScan or KaaS IEEE have ads?

Neither OpenAirScan nor KaaS IEEE shows ads.

### Which is updated more often, OpenAirScan or KaaS IEEE?

OpenAirScan ships an update every 2 months, and KaaS IEEE every 4 months. Most recently, OpenAirScan was updated on October 24, 2026 and KaaS IEEE on October 25, 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.*