# FlowRate vs DuckFever

The clearest difference is price: DuckFever at Free against FlowRate's $0.99. DuckFever also leads on iOS requirement (15.1 vs 17.0). On in-app purchases there is nothing between them.

DuckFever is free to download; FlowRate costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | FlowRate | DuckFever |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Weekly | — |
| Monetization | Paid | — |
| Size | 0 MB | 195 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Jackson](https://appshunter.io/developer/1659597537) | [DEVON JOHNSON GLEN SHIRLEY](https://appshunter.io/developer/1885269321) |

## What reviewers say

### FlowRate

[App page](https://appshunter.io/ios/app/flowrate/id1659597535)

This app provides real-time river conditions and forecasts for New Zealand adventurers. Plan your whitewater kayaking, rafting, fishing, or jetboating trips with confidence using live data on river levels, rainfall, and dam releases.

**Highlights:** Interactive map of NZ rivers, Live river flow rates, 24-hour flow rate change tracking, Rain forecasts, Historical flow data, Up-to-date weather conditions

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

**In-app purchases:** none


### DuckFever

[App page](https://appshunter.io/ios/app/duckfever/id6760604521)

**In-app purchases:** none


## Frequently asked questions

### Is FlowRate free?

FlowRate costs $0.99, with no in-app purchases.

### Is DuckFever free?

DuckFever 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.*