Comparison

Anesthesia Central vs GasWork.com AA

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Anesthesia Central

This app provides anesthesiologists and critical care specialists with essential information for patient care before, during, and after surgery. It includes disease, drug, test, and procedure details, along with access to the PubMed database for journal articles.

Highlights
  • Disease, drug, test, and procedure information
  • Access to PubMed database
  • MGH Clinical Anesthesia Procedures
  • Davis's Drug Guide
  • Pocket ICU Management
  • Pocket Guide to Diagnostic Tests
  • Integrated calculators
Features
Read full description

** The All-In-One Mobile and Web Solution for Anesthesiology ** ABOUT ANESTHESIA CENTRAL Anesthesia Central is a must-have resource for every anesthesiologist, critical care specialist, nurse anesthetist, and trainee. Consult the automatically updating collection of disease, drug, test, and procedure information for treating patients before, during, and after surgery. Download to your mobile device and use the quick-read format to find answers fast or search for journal articles and citations in the full PubMed database – anytime, anywhere. Five comprehensive resources included with Anesthesia Central. MGH CLINICAL ANESTHESIA PROCEDURES Includes proven guidelines for preoperative, intraoperative, and postoperative anesthesia care, developed by the renowned Massachusetts General Hospital. DAVIS’S DRUG GUIDE Refer to need-to-know information on dosing, contraindications, drug interactions, and patient education for more than 5,000 medications. POCKET ICU MANAGEMENT Focuses on conditions found in the Intensive Care Unit (ICU) and covers a range of topics from life-threatening disorders to presenting conditions. POCKET GUIDE TO DIAGNOSTIC TESTS Pocket Guide to Diagnostics Tests provides evidence-based recommendations on the selection and interpretation of over 450 laboratory, imaging, and microbiology tests. Prime PubMed Search Connect to the full MEDLINE/PubMed database. Stay up to date with your favorite medical journals, perform powerful searches, link directly to the publisher’s full text, and share articles via email or social media. Visually explore the literature using Grapherence®, a unique way to find related and relevant articles. FEATURES • Receive 1-year of drug updates • Download any new editions of included resources free for 1-year • Make quick calculations with integrated calculators • Create custom notes and highlights within entries • Consult trusted, up-to-date procedure, drug, and test information • Jump quickly between resources using Cross Links • Access to PubMed database through Prime • Use the advanced search capabilities to find topics fast • Bookmark important entries with “Favorites” • Get access to Anesthesia Central website for 1-year DRUG AND CONTENT UPDATES • After initial Anesthesia Central purchase you will receive updates for one year • After one year, you can purchase updates for an additional year, at the discounted rate of $99.99. If you do not choose to purchase, you can continue to use the product but will not receive updates. • This app will automatically renew annually at the current renewal rate ($99.99) and charged to your iTunes account at confirmation of purchase, unless auto-renew is turned off 24 hours prior to the conclusion of the one-year subscription period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Clinical Anesthesia Procedures of the Massachusetts General Hospital: Senior Editor: Wilton C. Levine, MD Associate Editors: Rae M. Allain, MD; Theodore A. Alston, MD, PhD; Peter F. Dunn, MD; Jean Kwo, MD; Carl E. Rosow, MD, PhD Publisher: Lippincott Willams & Wilkins Pocket ICU Management: Authors: Michael H. Wall, MD, FCCM; Pamela R. Roberts, MD, FCCM; J. Christopher Farmer, MD, FCCM Publisher: PocketMedicine.com Davis's Drug Guide: Authors: April Hazard Vallerand, PhD, RN, FAAN; Cynthia A. Sanoski, BS, PharmD, FCCP, BCPS Publisher: F.A. Davis Pocket Guide to Diagnostic Tests: Editors: Diana Nicoll, MD, PhD, MPA; Chuanyi Mark Lu, MD; Michael Pignone, MD, MPH; Stephen J. McPhee, MD Publisher: McGraw-Hill Medical Unbound Privacy Policy: www.unboundmedicine.com/privacy Unbound Terms of Use: https://www.unboundmedicine.com/end_user_license_agreement

About

GasWork.com AA

This app connects Anesthesiologist Assistants with job opportunities. It mirrors the website's listings, allowing users to view, mark as read, and save job posts. Users can also search by state or position duration and inquire about roles.

Highlights
  • View Anesthesiologist Assistant job opportunities
  • Mark jobs as read
  • Save job posts for later
  • Search jobs by state
  • Search jobs by position duration
  • Inquire about jobs via email or web
Features
Read full description

Since 1996, GasWork.com has continued to be the go to place for AA jobs. AA = Anesthesiologist Assistants. Our free GasWork.com AA iPhone app continually mirrors the website so you can peruse Anesthesiologist Assistants opportunities which are constantly changing. After you have clicked on a post and seen the job details, that post is marked as, "Read", so you'll know what jobs you have already looked at. If you want to save a job post so you can find it again, you can swipe left to "Save." Alternatively, on the job details page you can click the hamburger menu icon (three bars) to see a "Save" button. That menu icon will also allow you to Share, Inquire By Email or possibly Inquire By Web. You can search all the jobs by State or Duration of Position (Full Time, Locum Tenens, etc).

Screenshots

Anesthesia Central4 screens
GasWork.com AA4 screens

Verdict

The call

The clearest difference is in-app purchases: GasWork.com AA at none against Anesthesia Central's 2. GasWork.com AA also leads on rating (5.0 vs 4.6). Anesthesia Central's advantage is update cadence (every 9 months vs every 44 months) and ratings volume (104 vs 8). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Anesthesia Central sells 2 in-app purchases, starting at $99.99 per year. GasWork.com AA asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GasWork.com AA holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Anesthesia Central has 104 ratings behind it against 8, so its average is the more settled of the two.

UpkeepUpdate frequency

Anesthesia Central ships an update every 9 months, GasWork.com AA every 44 months. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

Scorecard5 real differences · 5 level
Anesthesia Central versus GasWork.com AA: the parameters behind the verdict, then further details
ParameterAnesthesia CentralGasWork.com AA
PriceFreeFree
Rating4.6 (104 ratings)5.0 (8 ratings) — better
Positive reviews74.4% of reviews—
Number of ratings104 — better8
Update frequencyEvery 9 months — betterEvery 44 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size9 MB6 MB
Age rating17+4+
DeveloperUnbound Medicine, Inc.GasWork.com, Inc.

Customer experience

Anesthesia Central

All ratings104 ratings
Positive88.5%
Neutral4.8%
Negative6.7%
Written reviews43 reviews
Positive74.4%
Neutral7.0%
Negative18.6%

GasWork.com AA

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

Anesthesia Central

Subscriptions1
  • Anesthesia Central Renewal$99.991 Year
One-time1
  • Anesthesia Central$169.99
None

GasWork.com AA

No in-app purchases

Questions

Is Anesthesia Central free?
Anesthesia Central is free to download, with in-app purchases available.
Is GasWork.com AA free?
GasWork.com AA is free to download, with no in-app purchases.
Which has better reviews, Anesthesia Central or GasWork.com AA?
GasWork.com AA is rated higher. Anesthesia Central averages 4.6 out of 5 from 104 ratings, while GasWork.com AA averages 5.0 from 8 ratings.
Do Anesthesia Central or GasWork.com AA have ads?
Neither Anesthesia Central nor GasWork.com AA shows ads.
Which is updated more often, Anesthesia Central or GasWork.com AA?
Anesthesia Central ships an update every 9 months, and GasWork.com AA every 44 months. Most recently, Anesthesia Central was updated on October 11, 2026 and GasWork.com AA on October 12, 2026.

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