# PeakFlows vs River Runner

The clearest difference is in-app purchases: PeakFlows at none against River Runner's 2. PeakFlows also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. River Runner sells 2 in-app purchases, starting at $3.99 per month. PeakFlows asks for nothing beyond the download.

PeakFlows ships an update every 2 months, River Runner monthly. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | PeakFlows | River Runner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 14 MB | 32 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mark Sheils](https://appshunter.io/developer/1885196448) | [Snoflo.org LLC](https://appshunter.io/developer/1894082028) |

## What reviewers say

### PeakFlows

[App page](https://appshunter.io/ios/app/peakflows-river-levels/id6760589612)

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

**In-app purchases:** none


### River Runner

[App page](https://appshunter.io/ios/app/river-runner-whitewater-flows/id6794402667)

This app provides real-time river flow data and forecasts for whitewater enthusiasts. It displays a live map of river conditions, including CFS, runnable ranges, and weather, helping users find and plan their next paddling adventure.

**Highlights:** Live streamflow heatmap, Real-time CFS and conditions score, Hourly weather forecast for put-in, Save favorite runs, Flow alerts, GPS session tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $24.99 | per year |


## Frequently asked questions

### Is PeakFlows free?

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

### Is River Runner free?

River Runner is free to download, with in-app purchases available.

### Do PeakFlows or River Runner have ads?

Neither PeakFlows nor River Runner shows ads.

### Which is updated more often, PeakFlows or River Runner?

PeakFlows ships an update every 2 months, and River Runner monthly. Most recently, PeakFlows was updated on October 28, 2026 and River Runner on October 29, 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.*