# RO vs Karri Merchant

The clearest difference is device support: RO at 3 against Karri Merchant's —. RO also leads on iOS requirement (9.0 vs 12.0). On price 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.

## The numbers

| Metric | RO | Karri Merchant |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 44 MB | 17 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Eyeled GmbH](https://appshunter.io/developer/335208623) | [Karri Systems Limited](https://appshunter.io/developer/1700944749) |

## What reviewers say

### RO

[App page](https://appshunter.io/ios/app/ro-ka-tech/id1454022156)

Plan your trade fair visit efficiently with this app. Create exhibitor lists, optimize your route with interactive hall plans, and stay updated on all events and appointments. Capture important details with photo and note functions.

**Highlights:** Exhibitor list with filter, Interactive hall plans, Conference program overview, Favorites function, Photo and note function, Intelligent search

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

**In-app purchases:** none


### Karri Merchant

[App page](https://appshunter.io/ios/app/karri-merchant/id6457417165)

**In-app purchases:** none


## Frequently asked questions

### Is RO free?

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

### Is Karri Merchant free?

Karri Merchant 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.*