# WRI Dolphin vs Flood

The clearest difference is in-app purchases: WRI Dolphin at none against Flood's 1. WRI Dolphin also leads on iOS requirement (15.0 vs 17.0). Flood's advantage is update cadence (daily vs fortnightly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Flood sells 1 in-app purchase, starting at $13.99 per year. WRI Dolphin asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for WRI Dolphin against 5.0 for Flood. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

WRI Dolphin ships an update fortnightly, Flood daily. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | WRI Dolphin | Flood |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/wri-dolphin/id6744825292/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/flood-cast/id6785224192/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Weather Routing Inc.](https://appshunter.io/developer/1486427449) | [Nxtranet](https://appshunter.io/developer/346855612) |

## What reviewers say

### WRI Dolphin

[App page](https://appshunter.io/ios/app/wri-dolphin/id6744825292)

Access global weather and routing data for maritime professionals. Features include detailed forecasts for wind, waves, currents, and precipitation, along with vessel tracking and severe weather alerts. Stay informed with real-time updates and push notifications for maritime hazards.

**Highlights:** 3 Hourly Global Forecast Data, Wind, Wave, and Current Forecasts, Radar and Lightning Data, Vessel Tracking, Heavy Weather Alerts, Port Forecasts, Push Notifications

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

**In-app purchases:** none


### Flood

[App page](https://appshunter.io/ios/app/flood-cast/id6785224192)

This app provides early warnings for coastal flooding along Florida's Gulf Coast. It monitors key conditions like tides, moon phases, and storm proximity, translating complex weather data into easy-to-understand risk levels. Receive timely alerts to stay informed and prepared for rising waters.

**Highlights:** Coastal flood early warning, Monitors 4 key flood conditions, Plain-language risk assessment, Live tide and hurricane tracking, AI-powered 12-hour outlook, Moon phase tracking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FloodCast Premium | $13.99 | per year |


## Frequently asked questions

### Is WRI Dolphin free?

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

### Is Flood free?

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

### Which has better reviews, WRI Dolphin or Flood?

WRI Dolphin and Flood are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do WRI Dolphin or Flood have ads?

Neither WRI Dolphin nor Flood shows ads.

### Which is updated more often, WRI Dolphin or Flood?

WRI Dolphin ships an update fortnightly, and Flood daily. Most recently, WRI Dolphin was updated on November 3, 2026 and Flood on October 28, 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.*