Comparison

Coexisting Diseases & Surgery vs Anesthetize

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

Head to head
About

Coexisting Diseases & Surgery

This medical reference app provides detailed information on common and rare diseases, including their description, etiology, diagnosis, treatment, and prognosis. It also offers guidance on managing surgical patients with coexisting conditions.

Highlights
  • Disease descriptions
  • Etiology and onset
  • Diagnosis and pathophysiology
  • Treatment and prognosis
  • Perioperative management
  • Disease-related surgical concerns
Features
Read full description

The Vargo Coexisting Diseases & Surgery App is a clinician-built resource designed to help anesthesia providers tailor anesthetic management to the patient’s underlying comorbidities and surgical considerations. Built from years of clinical experience, the app focuses on how coexisting diseases directly impact perioperative decision-making. Organized by major clinical systems, the app allows for rapid access to condition-specific anesthesia considerations—whether preparing for a case or managing complex patients in active clinical settings. The app is structured by major organ systems and disease categories, providing focused anesthesia guidance across a wide range of conditions: - Brain / Neuro Neurologic conditions and their impact on anesthesia management - Cardiac Hemodynamic considerations, cardiac pathology, and perioperative risk - Endocrine Diabetes, adrenal disorders, thyroid disease, and metabolic implications - Gastrointestinal GI disorders affecting anesthesia planning and intraoperative care - Hematologic Disorders Coagulopathies, anemia, and blood management considerations - Liver & Biliary Tract Hepatic dysfunction and implications for drug metabolism and coagulation - Pediatrics & OB/GYN Specialized considerations for pediatric and obstetric populations - Pulmonary Respiratory disease management and ventilation strategies - Renal Diseases Kidney dysfunction and fluid, electrolyte, and drug considerations - Congenital Heart Defects Structural cardiac conditions and tailored anesthesia approaches The app is built to provide clear, focused guidance that directly applies to clinical practice: Organized for rapid navigation by system and condition Emphasis on how disease states influence anesthetic planning Practical, case-driven considerations rather than general summaries This is a tool designed to help providers quickly answer the question: “How does this patient’s condition change my anesthetic plan?” The Vargo Coexisting Diseases & Surgery App is developed by experienced anesthesia providers who specialize in managing complex cases across a wide range of disease states. The content reflects real clinical decision-making and is continuously refined to remain relevant and practical. All future updates and additions are included with a one-time purchase. There are no subscriptions or recurring fees. Designed for every level of the anesthesia care team. Not just what to do—but the physiology driving every decision. Disclaimer: The Vargo Anesthesia Apps are intended for educational and clinical reference purposes only. These applications are designed to support clinical decision-making by trained healthcare professionals and are not a substitute for independent medical judgment, institutional policies, or current standards of care. Users are responsible for independently verifying all information, including drug dosages, calculations, and patient-specific considerations.

About

Anesthetize

This AI-powered reference tool provides anesthesia professionals with quick, accurate answers to clinical questions. It offers structured summaries, textbook-validated responses, and exam preparation tools, designed for efficient OR workflows.

Highlights
  • Instant clinical answers
  • Textbook-validated responses
  • Student mode & exam prep
  • Save prompts and explanations
  • Domain-focused knowledge
  • Concise, practical answers
Features
Read full description

Anesthetize is a fast, accurate anesthesia AI-reference tool built for anesthesia professionals. Get concise, authoritative answers in seconds, grounded in trusted anesthesia textbooks and guidelines. Whether you’re in the OR, on call, or preparing for boards, Anesthetize gives you clear explanations that can be trusted. Key Features Instant Clinical Answers Ask anything related to anesthesia — drugs, diseases, physiology, OB, trauma, regional, pediatrics, equipment, crisis management, and more. Anesthetize responds with evidence-based, clinically focused guidance. Structured summaries outlining: • Pre-op evaluation • Intra-op management goals • Complications • Post-op considerations Textbook-Validated Responses Anesthetize cross-checks content against authoritative anesthesia sources to enhance reliability. Designed to support safe clinical decision-making and teaching. Student Mode & Exam Prep Simplified explanations, step-by-step logic, board-style reinforcement, and rapid review tools for SRNAs and residents. Save your most valuable prompts, sheets, and case explanations for quick access across all devices. Built for Anesthesia Professionals Unlike general AI tools, Anesthetize is purpose-built for anesthesia care: • Vetted, domain-focused knowledge • Designed by a practicing CRNA • Concise, practical answers for real OR workflows • No PHI allowed to maintain safety and compliance • Fast performance for on-the-go use Who It’s For • CRNAs • Anesthesiologists • AAs • SRNAs and residents • Faculty and preceptors Subscription Anesthetize.ai Unlimited is an auto-renewable subscription that provides access to premium features within the Anesthetize app. Subscription Length Subscriptions are available on a monthly or annual basis and provide unlimited AI queries within the Anesthetize app. Subscription Pricing Monthly subscriptions are priced at $25.99 per month. Annual subscriptions are priced at $259.99 per year. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://anesthetize.ai/docs/privacy.pdf

Screenshots

Coexisting Diseases & Surgery4 screens
Anesthetize4 screens

Verdict

The call

The clearest difference is price: Anesthetize at Free against Coexisting Diseases & Surgery's $79.99. Anesthetize also leads on rating (5.0 vs 4.6) and review sentiment (100% vs 85%). Coexisting Diseases & Surgery's advantage is in-app purchases (none vs 2) and ratings volume (29 vs 1). On update cadence, ads and device support 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

Anesthetize is free to download; Coexisting Diseases & Surgery costs $79.99 up front. Anesthetize sells 2 in-app purchases, starting at $25.99 per month. Coexisting Diseases & Surgery asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Anesthetize holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Coexisting Diseases & Surgery has 29 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 85% of Coexisting Diseases & Surgery's written reviews are positive against 100% of Anesthetize's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard8 real differences · 3 level
Coexisting Diseases & Surgery versus Anesthetize: the parameters behind the verdict, then further details
ParameterCoexisting Diseases & SurgeryAnesthetize
Price$79.99Free — better
Rating4.6 (29 ratings)5.0 (1 ratings) — better
Positive reviews84.6% of reviews100.0% of reviews — better
Number of ratings29 — better1
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#14 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13 — better17.0
Further details — not scored
Size212 MB3 MB
Age rating17+17+
DeveloperVargo Anesthesia IncAnesthetize

Customer experience

Coexisting Diseases & Surgery

All ratings29 ratings
Positive86.2%
Neutral0.0%
Negative13.8%
Written reviews13 reviews
Positive84.6%
Neutral0.0%
Negative15.4%

Anesthetize

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Coexisting Diseases & Surgery

No in-app purchases

2 purchases

Anesthetize

Subscriptions2
  • Unlimited Monthly7 Days trial$25.991 Month
  • Unlimited Yearly7 Days trial$259.991 Year

Questions

Is Coexisting Diseases & Surgery free?
Coexisting Diseases & Surgery costs $79.99, with no in-app purchases.
Is Anesthetize free?
Anesthetize is free to download, with in-app purchases available.
Which has better reviews, Coexisting Diseases & Surgery or Anesthetize?
Anesthetize is rated higher. Coexisting Diseases & Surgery averages 4.6 out of 5 from 29 ratings, while Anesthetize averages 5.0 from 1 ratings.
Do Coexisting Diseases & Surgery or Anesthetize have ads?
Neither Coexisting Diseases & Surgery nor Anesthetize shows ads.
Which is updated more often, Coexisting Diseases & Surgery or Anesthetize?
Coexisting Diseases & Surgery ships an update monthly, and Anesthetize monthly. Most recently, Coexisting Diseases & Surgery was updated on November 7, 2026 and Anesthetize on October 30, 2026.

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