# FMS vs Fire Extinguisher Pro

The clearest difference is in-app purchases: FMS at none against Fire Extinguisher Pro's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fire Extinguisher Pro sells 1 one-off in-app purchase. FMS asks for nothing beyond the download.

FMS ships an update monthly, Fire Extinguisher Pro every 3 weeks. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FMS | Fire Extinguisher Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 68 MB | 53 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Mahamma](https://appshunter.io/developer/1640902212) | [Mustafa Gokalp](https://appshunter.io/developer/1888275293) |

## What reviewers say

### FMS

[App page](https://appshunter.io/ios/app/fms-fire-management-system/id6503210778)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fire Extinguisher Pro

[App page](https://appshunter.io/ios/app/fire-extinguisher-pro/id6761208778)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $49.99 | one-time |


## Frequently asked questions

### Is FMS free?

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

### Is Fire Extinguisher Pro free?

Fire Extinguisher Pro is free to download, with in-app purchases available.

### Do FMS or Fire Extinguisher Pro have ads?

Neither FMS nor Fire Extinguisher Pro shows ads.

### Which is updated more often, FMS or Fire Extinguisher Pro?

FMS ships an update monthly, and Fire Extinguisher Pro every 3 weeks. Most recently, FMS was updated on October 20, 2026 and Fire Extinguisher Pro on October 19, 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.*