Clinical Practice Guidelines vs CDC Yellow Book
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Clinical Practice Guidelines
Access endocrine society clinical practice guidelines directly on your device. Utilize interactive tools like risk calculators and diagnostic algorithms. Save important information, take notes, and share resources with colleagues.
- Point-of-care guideline access
- Interactive risk calculators
- Diagnosis and treatment algorithms
- Medication charts
- Bookmark and note-taking
- Shareable PDFs
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Access the Endocrine Society’s Clinical Practice Guidelines at the point of care and use interactive tools such as risk calculators, diagnosis and treatment algorithms, and medication charts. The app allows users to bookmark important pages, take notes on key information, and share the PDF with colleagues. The Endocrine Society develops clinical practice guidelines on a variety of topics related to endocrine conditions; the app currently includes the Society’s guidelines on diabetes and obesity.
CDC Yellow Book
Access the U.S. government's most current travel health guidelines, including vaccine recommendations and destination-specific advice. This app offers comprehensive information for staying healthy abroad, with features like search, notes, and favorites.
- Pre-travel vaccinations and preventative care
- Destination-specific guidelines
- Advice for travelers with specific health needs
- Full text search
- Custom notes and highlights
- Reference maps, tables, and charts
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**U.S. Government’s Most Current and Trusted Travel Health Guidelines** Preview, Buy, or Sign In using this app. FREE PREVIEW – Experience the Yellow Book to see the value of having trusted travel information when and where it's needed. ABOUT YELLOW BOOK The fully revised and updated 2020 CDC Yellow Book app delivers the U.S. government’s most current travel health guidelines, including pre-travel vaccine recommendations, destination-specific health advice, and easy-to-reference maps, tables, and charts. Authored by a team of the world’s most esteemed travel medicine experts, this app best codifies the U.S. Government’s latest travel guidelines to staying healthy anywhere in the world. Review dedicated topics on emerging infectious disease threats such as Zika, Ebola, and MERS, new cholera vaccine recommendations, updated guidance on the use of antibiotics to treat traveler’s diarrhea, special considerations for unique types of travel (i.e. wilderness expeditions, work-related travel, and studying abroad), and fully revised advice for specific destinations in international travel. FEATURES • Pre-travel vaccinations and preventative care • Destination specific guidelines with sections on Cuba and Burma • Advice for travelers with specific health needs (pregnant women, travelers with chronic illness, etc.) • Practical tips for last minute or resource limited travelers • Recommendations for air crews, humanitarian workers, missionaries, and others who provide care and support overseas • Easy to use reference maps, tables, and charts • Notes for making custom notes and highlights within entries • Full Text Search to find specific topics quickly • "Favorites" for bookmarking important topics EDITOR-IN-CHIEF: Gary W. Brunette Publisher: Oxford University Press Powered by: Unbound Medicine Unbound Privacy Policy: www.unboundmedicine.com/privacy Unbound Terms of Use: https://www.unboundmedicine.com/end_user_license_agreement
Screenshots
Verdict
The clearest difference is review sentiment: Clinical Practice Guidelines at 67% against CDC Yellow Book's 20%. Clinical Practice Guidelines also leads on rating (4.8 vs 4.2) and in-app purchases (none vs 2). On price, 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
Both are free to download. CDC Yellow Book sells 1 one-off in-app purchase. Clinical Practice Guidelines asks for nothing beyond the download.
Clinical Practice Guidelines holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Clinical Practice Guidelines has 531 ratings behind it against 69, so its average is the more settled of the two. Written reviews point the same way: 67% of Clinical Practice Guidelines's written reviews are positive against 20% of CDC Yellow Book's.
Clinical Practice Guidelines ships an update every 6 months, CDC Yellow Book every 17 months. Both last shipped on October 29, 2026.
| Parameter | Clinical Practice Guidelines | CDC Yellow Book |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (531 ratings) — better | 4.2 (69 ratings) |
| Positive reviews | 66.7% of reviews — better | 20.0% of reviews |
| Number of ratings | 531 — better | 69 |
| Update frequency | Every 6 months — better | Every 17 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 113 MB | 10 MB |
| Age rating | 12+ | 17+ |
| Developer | The Endocrine Society | Unbound Medicine, Inc. |
Customer experience
Clinical Practice Guidelines
CDC Yellow Book
In-app purchases
Clinical Practice Guidelines
No in-app purchases
CDC Yellow Book
- CDC Yellow Book2 variants$29.99
Questions
Is Clinical Practice Guidelines free?
Is CDC Yellow Book free?
Which has better reviews, Clinical Practice Guidelines or CDC Yellow Book?
Do Clinical Practice Guidelines or CDC Yellow Book have ads?
Which is updated more often, Clinical Practice Guidelines or CDC Yellow Book?
Other comparisons
