# Houston Fire vs Clear Blue Smiles

The clearest difference is update cadence: Clear Blue Smiles at every 2 months against Houston Fire's every 5 months. Clear Blue Smiles also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Houston Fire ships an update every 5 months, Clear Blue Smiles every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Houston Fire | Clear Blue Smiles |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/houston-fire-ems-protocols/id879910135/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 53 MB | 41 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Acid Remap LLC](https://appshunter.io/developer/323130617) | [Clear Blue Smiles, Inc.](https://appshunter.io/developer/1716737249) |

## What reviewers say

### Houston Fire

[App page](https://appshunter.io/ios/app/houston-fire-ems-protocols/id879910135)

Access Houston Fire Department's EMS protocols and supporting materials offline. Features quick indexed lookup, search functionality, and customizable notes. Stay updated with the latest protocols directly on your device.

**Highlights:** Offline protocol access, Indexed lookup, Search titles and text, Favorites tab, Customizable hospital contacts, Customizable notes

**In-app purchases:** none


### Clear Blue Smiles

[App page](https://appshunter.io/ios/app/clear-blue-smiles/id6472194878)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Houston Fire free?

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

### Is Clear Blue Smiles free?

Clear Blue Smiles is free to download, with no in-app purchases.

### Do Houston Fire or Clear Blue Smiles have ads?

Neither Houston Fire nor Clear Blue Smiles shows ads.

### Which is updated more often, Houston Fire or Clear Blue Smiles?

Houston Fire ships an update every 5 months, and Clear Blue Smiles every 2 months. Most recently, Houston Fire was updated on November 3, 2026 and Clear Blue Smiles on November 4, 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.*