# RWIS vs ER Weather

The clearest difference is rating: ER Weather at 5.0 against RWIS's 1.5. ER Weather also leads on update cadence (weekly vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ER Weather holds the better App Store score, 5.0 against 1.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

RWIS ships an update every 4 months, ER Weather weekly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | RWIS | ER Weather |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (2 ratings)](https://appshunter.io/ios/app/rwis/id773090396/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/er-weather/id6739453877/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | Free |
| Size | 34 MB | 5 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Boschung](https://appshunter.io/developer/773090399) | [JEAN-MARIE BOIS](https://appshunter.io/developer/1785409206) |

## What reviewers say

### RWIS

[App page](https://appshunter.io/ios/app/rwis/id773090396)

Visualize your field services and surface conditions on an interactive map. Monitor weather stations, vehicles, and staff in real-time for quick analysis and informed decision-making. Access detailed information about interventions and equipment directly from your smartphone.

**Highlights:** Interactive map visualization, Real-time fleet tracking, Weather station data monitoring, Intervention route display, Surface condition analysis, Live situation overview

**Features:** Vision Pro support

**In-app purchases:** none


### ER Weather

[App page](https://appshunter.io/ios/app/er-weather/id6739453877)

This weather app prioritizes privacy and uses a unique forecast system to predict severe weather events like tornadoes and thunderstorms. It aims for high accuracy while minimizing resource usage.

**Highlights:** Privacy-focused design, Custom severe weather prediction, Tornado and thunderstorm alerts, Lightning and hail detection, Wind and snow squall forecasts, Resource-efficient operation

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

**In-app purchases:** none


## Frequently asked questions

### Is RWIS free?

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

### Is ER Weather free?

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

### Which has better reviews, RWIS or ER Weather?

ER Weather is rated higher. RWIS averages 1.5 out of 5 from 2 ratings, while ER Weather averages 5.0 from 1 ratings.

### Do RWIS or ER Weather have ads?

Neither RWIS nor ER Weather shows ads.

### Which is updated more often, RWIS or ER Weather?

RWIS ships an update every 4 months, and ER Weather weekly. Most recently, RWIS was updated on October 23, 2026 and ER Weather on October 24, 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.*