# Warmup WSM vs FWAS

The clearest difference is rating: FWAS at 3.3 against Warmup WSM's 3.0. FWAS also leads on iOS requirement (10.0 vs 13.0). Warmup WSM's advantage is review sentiment (33% vs 25%). On price, ratings volume, update cadence 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.

FWAS holds the better App Store score, 3.3 against 3.0. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews complicate that: 33% of Warmup WSM's written reviews are positive against 25% of FWAS's, so the app with the better star average is not the one people write more warmly about.

Warmup WSM ships an update every 7 months, FWAS every 4 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Warmup WSM | FWAS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/warmup-wsm/id1441739452/reviews) | **[3.3 (10 ratings)](https://appshunter.io/ios/app/fwasfire-weather-alert-system/id6445856411/reviews)** |
| Number of ratings | 4 | **10** |
| Positive reviews | **33.3% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 31 MB | 200 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Clement Hurel](https://appshunter.io/developer/1441739451) | [US Forest Service](https://appshunter.io/developer/949583790) |

## What reviewers say

### Warmup WSM

[App page](https://appshunter.io/ios/app/warmup-wsm/id1441739452)

This application controls your snow melting system using weather forecasts. It activates pre-heating based on upcoming snowfall, eliminating the need for external sensors and simplifying installation with an all-in-one unit.

**Highlights:** Weather forecast activation, Automatic snow melting, Pre-heating functionality, Sensor-free operation, All-in-one unit

**Features:** macOS Compatibility

**In-app purchases:** none


### FWAS

[App page](https://appshunter.io/ios/app/fwasfire-weather-alert-system/id6445856411)

This app provides critical weather information and custom alerts for firefighters to anticipate dangerous fire behavior. It offers map-based access to fire-specific weather data, including RAWS, NWS forecasts, and radar, helping to prevent entrapments.

**Highlights:** Custom weather alerts, RAWS/ASOS station data, Fire-specific weather forecasts, Satellite hotspot mapping, Incident location and fire perimeters, NWS watches, warnings, and advisories, NEXRAD radar data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Warmup WSM free?

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

### Is FWAS free?

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

### Which has better reviews, Warmup WSM or FWAS?

FWAS is rated higher. Warmup WSM averages 3.0 out of 5 from 4 ratings, while FWAS averages 3.3 from 10 ratings.

### Do Warmup WSM or FWAS have ads?

Neither Warmup WSM nor FWAS shows ads.

### Which is updated more often, Warmup WSM or FWAS?

Warmup WSM ships an update every 7 months, and FWAS every 4 months. Most recently, Warmup WSM was updated on November 2, 2026 and FWAS on November 3, 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.*