# DSO CEO Summit vs Kärcher Event

DSO CEO Summit and Kärcher Event are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | DSO CEO Summit | Kärcher Event |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 53 MB | 54 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Straumann](https://appshunter.io/developer/425109135) | [Alfred Kaercher SE & Co. KG](https://appshunter.io/developer/661626347) |

## What reviewers say

### DSO CEO Summit

[App page](https://appshunter.io/ios/app/dso-ceo-summit/id6446163159)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Kärcher Event

[App page](https://appshunter.io/ios/app/karcher-event/id6742178072)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DSO CEO Summit free?

DSO CEO Summit is free to download, with no in-app purchases.

### Is Kärcher Event free?

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

### Do DSO CEO Summit or Kärcher Event have ads?

Neither DSO CEO Summit nor Kärcher Event shows ads.

### Which is updated more often, DSO CEO Summit or Kärcher Event?

DSO CEO Summit ships an update monthly, and Kärcher Event monthly. Most recently, DSO CEO Summit was updated on September 11, 2026 and Kärcher Event on September 23, 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.*