# ISS River Catalog vs Webfleet Work App

The clearest difference is iOS requirement: ISS River Catalog at 11.0 against Webfleet Work App's 16.6. 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.

ISS River Catalog ships an update every 2 months, Webfleet Work App every 5 weeks. The most recent releases landed on September 26, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ISS River Catalog | Webfleet Work App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 19 MB | 48 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [INOSYS GmbH Innovative Computersysteme](https://appshunter.io/developer/1438879626) | [Webfleet Solutions B.V.](https://appshunter.io/developer/966849179) |

## What reviewers say

### ISS River Catalog

[App page](https://appshunter.io/ios/app/iss-river-catalog/id1456742750)

**Features:** macOS Compatibility

**In-app purchases:** none


### Webfleet Work App

[App page](https://appshunter.io/ios/app/webfleet-work-app/id6744242469)

**In-app purchases:** none


## Frequently asked questions

### Is ISS River Catalog free?

ISS River Catalog is free to download, with no in-app purchases.

### Is Webfleet Work App free?

Webfleet Work App is free to download, with no in-app purchases.

### Do ISS River Catalog or Webfleet Work App have ads?

Neither ISS River Catalog nor Webfleet Work App shows ads.

### Which is updated more often, ISS River Catalog or Webfleet Work App?

ISS River Catalog ships an update every 2 months, and Webfleet Work App every 5 weeks. Most recently, ISS River Catalog was updated on September 26, 2026 and Webfleet Work App on September 20, 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.*