# GasWork.com CRNA vs Block Buddy Pro

The clearest difference is rating: GasWork.com CRNA at 4.4 against Block Buddy Pro's 2.8. GasWork.com CRNA also leads on ads (none vs shown) and review sentiment (50% vs 20%). Block Buddy Pro's advantage is ratings volume (75 vs 12). On price, update cadence, 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.

GasWork.com CRNA holds the better App Store score, 4.4 against 2.8. That said, the two scores are not equally well evidenced: Block Buddy Pro has 75 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 50% of GasWork.com CRNA's written reviews are positive against 20% of Block Buddy Pro's.

GasWork.com CRNA ships an update every 6 months, Block Buddy Pro every 4 months. The most recent releases landed on September 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | GasWork.com CRNA | Block Buddy Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (12 ratings)](https://appshunter.io/ios/app/gasworkcom-crna/id1439892593/reviews)** | [2.8 (75 ratings)](https://appshunter.io/ios/app/block-buddy-pro/id1471006793/reviews) |
| Number of ratings | 12 | **75** |
| Positive reviews | **50.0% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 20 MB |
| Requires iOS | **10.0** | 17.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [GasWork.com-Inc.](https://appshunter.io/developer/1161352848) | [Block Buddy, LLC](https://appshunter.io/developer/1470651238) |

## What reviewers say

### GasWork.com CRNA

[App page](https://appshunter.io/ios/app/gasworkcom-crna/id1439892593)

This app connects Certified Registered Nurse Anesthetists with thousands of job opportunities nationwide. Easily search by state or position type, mark jobs as read, and save favorites for later review. Inquire directly about positions via email or web.

**Highlights:** Thousands of CRNA job listings, Search by state and position duration, Mark jobs as read, Save job posts, Inquire by email or web, Mirrors website content

**In-app purchases:** none


### Block Buddy Pro

[App page](https://appshunter.io/ios/app/block-buddy-pro/id1471006793)

This app provides comprehensive guidance for ultrasound-guided peripheral nerve blocks, point-of-care ultrasound, and non-surgical pain management. It features narrated videos, detailed descriptions, illustrations, and ultrasound images to teach users how to perform these procedures effectively. Access lessons and videos offline on various devices for continuous learning.

**Highlights:** Narrated video lessons, Detailed descriptions and instructions, Comprehensive illustrations and sonograms, Offline access to content, Personalized note-taking, Drug comparison guide (Rx Guide)

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

**In-app purchases:** none


## Frequently asked questions

### Is GasWork.com CRNA free?

GasWork.com CRNA is free to download, with no in-app purchases.

### Is Block Buddy Pro free?

Block Buddy Pro is free to download, with no in-app purchases.

### Which has better reviews, GasWork.com CRNA or Block Buddy Pro?

GasWork.com CRNA is rated higher. GasWork.com CRNA averages 4.4 out of 5 from 12 ratings, while Block Buddy Pro averages 2.8 from 75 ratings.

### Do GasWork.com CRNA or Block Buddy Pro have ads?

Block Buddy Pro shows ads; GasWork.com CRNA does not.

### Which is updated more often, GasWork.com CRNA or Block Buddy Pro?

GasWork.com CRNA ships an update every 6 months, and Block Buddy Pro every 4 months. Most recently, GasWork.com CRNA was updated on September 25, 2026 and Block Buddy Pro on October 17, 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.*