# Blue Collar Firemen vs DO Calcs Buddy

The clearest difference is in-app purchases: DO Calcs Buddy at none against Blue Collar Firemen's 3. Blue Collar Firemen's advantage is rating (5.0 vs 4.8) and ratings volume (60 vs 4). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Blue Collar Firemen sells 3 in-app purchases, starting at $7.99 per month. DO Calcs Buddy asks for nothing beyond the download.

Blue Collar Firemen holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Blue Collar Firemen has 60 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Blue Collar Firemen ships an update every 2 months, DO Calcs Buddy monthly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Blue Collar Firemen | DO Calcs Buddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (60 ratings)](https://appshunter.io/ios/app/blue-collar-firemen/id6471226125/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/do-calcs-buddy/id6749918102/reviews) |
| Number of ratings | **60** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Subscription | **Free** |
| Size | 67 MB | 71 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Blue Collar Firemen LLC](https://appshunter.io/developer/1714935100) | [Max McCoy](https://appshunter.io/developer/1832824815) |

## What reviewers say

### Blue Collar Firemen

[App page](https://appshunter.io/ios/app/blue-collar-firemen/id6471226125)

Access firefighter training classes online, led by experienced instructors. Gain practical, real-world knowledge with new content released monthly, covering essential topics for the fire service.

**Highlights:** Online firefighter training, Experienced instructors, Practical, real-world knowledge, Monthly new content, Fireground Tactics, Leadership Development

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $7.99 | per month |
| Monthly Premium | $9.99 | per month |
| Monthly Plus | $10.99 | per month |


### DO Calcs Buddy

[App page](https://appshunter.io/ios/app/do-calcs-buddy/id6749918102)

This app helps firefighters and engineers perform hoseline calculations for training and certification. It offers customizable settings for specific departments and includes interactive study modes for various pump operator topics. The tool is designed for offline use and provides quick reference field topics.

**Highlights:** Hoseline Calculator with custom segments, Friction loss, PDP, GPM, Nozzle Reaction, Customizable hose and nozzle settings, Interactive study mode with randomized questions, Offline functionality, Quick reference field topics

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

**In-app purchases:** none


## Frequently asked questions

### Is Blue Collar Firemen free?

Blue Collar Firemen is free to download, with in-app purchases available.

### Is DO Calcs Buddy free?

DO Calcs Buddy is free to download, with no in-app purchases.

### Which has better reviews, Blue Collar Firemen or DO Calcs Buddy?

Blue Collar Firemen is rated higher. Blue Collar Firemen averages 5.0 out of 5 from 60 ratings, while DO Calcs Buddy averages 4.8 from 4 ratings.

### Do Blue Collar Firemen or DO Calcs Buddy have ads?

Neither Blue Collar Firemen nor DO Calcs Buddy shows ads.

### Which is updated more often, Blue Collar Firemen or DO Calcs Buddy?

Blue Collar Firemen ships an update every 2 months, and DO Calcs Buddy monthly. Most recently, Blue Collar Firemen was updated on October 30, 2026 and DO Calcs Buddy on October 25, 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.*