Bilirubin vs Red Book®
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bilirubin
This app provides offline access to the latest American Academy of Pediatrics guidelines for managing hyperbilirubinemia in newborns. It offers recommendations based on age, bilirubin levels, and risk factors, with visual nomograms and support for both US and SI units.
- Offline AAP guideline access (2022 & 2004)
- Management recommendations based on patient data
- Guideline nomograms for visualization
- Support for US and SI units
- Risk factor reference list
- Direct links to guideline sections
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*** NEW! 2022 and 2004 AAP Guidelines now included! *** Offline Bilitool in one screen. Based on the 2022 American Academy of Pediatrics (AAP) "Clinical Practice Guideline Revision: Management of Hyperbilirubinemia in the Newborn Infant 35 or More Weeks of Gestation" guidelines. Previous 2004 guidelines also available via an in-app toggle. Designed and developed by family physician Dr. Émilie Coudière, MD. FEATURES • Management and follow-up recommendations according to patient's age, bilirubin level, gestational age at birth, risk factors. • Guideline nomograms provide visualization of results. • Patient's age can be entered directly or from birth and lab sample times. • Support for US and SI units (mg/dL and μmol/L). • List of hyperbilirubinemia and neurotoxicity risk factors for quick reference. • Direct links to specific sections of the guidelines for quick reference. * Terms of use are available at https://jeffreyfulton.carrd.co
Red Book®
This app provides the latest information on pediatric infectious diseases from the American Academy of Pediatrics. It includes immunization schedules, vaccine status, influenza resources, and new chapters on COVID-19 and Mpox. Features like note-taking and enhanced search aid quick access to essential medical data.
- Immunization schedules
- Vaccine status table
- Influenza resources
- COVID-19 and Mpox chapters
- Note-taking and highlighting
- Enhanced search functionality
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** The Red Book is the foundational resource on pediatric infectious disease** Featuring content from the latest edition, the Red Book: 2024–2027 Report of the Committee on Infectious Diseases from the American Academy of Pediatrics (AAP) provides the most up-to-date information on a wide variety of infectious diseases that physicians encounter in children. Written and edited by leading experts in the field, along with contributions from the CDC, the FDA, and hundreds of other professionals, this resource stands as the most authoritative and comprehensive available. The Red Book features: * Immunization Schedules - Recommended immunization and catch-up schedules for infants, children, adolescents, and young adults. * Vaccine Status Table - Current information about recently submitted, licensed, and recommended vaccines and biologics, including status of the FDA licensure process and related AAP/CDC recommendations. * Influenza Resources - A comprehensive collection of information on influenza, serving as a centralized reference for vaccine guidance, prevention, treatment, payment policies, news, and other relevant details for infants, children, adolescents, and young adults. * Standardized approaches to disease prevention through immunizations, antimicrobial prophylaxis, and infection-control practices have been updated throughout the Red Book. * Two new chapters on Covid-19 and Mpox have been added. * The System-Based Treatment Table has been reordered so that the grouped recommendations by body system are more easily and quickly accessed. * Greatly expanded tables, figures and algorithms enable quick access to essential information. * The Breastfeeding and Human Milk chapter was updated to align with information from the latest AAP policy statement on breastfeeding. * The listing of Codes for Commonly Administered Pediatric Vaccines, Toxoids, and Immune Globulins has been expanded. * Reference to evidence-based policy recommendations have been updated throughout the Red Book. Unbound Medicine Features: * Highlighting and note-taking within entries * “Favorites” for bookmarking important topics * Enhanced Search to find topics quickly * Prime PubMed links to the primary literature Author: Committee on Infectious Diseases Publisher: American Academy of Pediatrics Editor: David W. Kimberlin, MD, FAAP; Associate Editors: Ritu Banerjee, MD, PhD, FAAP, Elizabeth D. Barnett, MD, FAAP; Ruth Lynfield, MD, FAAP; and Mark H. Sawyer, MD, FAAP Powered By: Unbound Medicine Unbound Medicine Privacy Policy: https://www.unboundmedicine.com/privacy Unbound Medicine Terms of Use: https://www.unboundmedicine.com/end_user_license_agreement
Screenshots
Verdict
Bilirubin and Red Book® both sit at 4.9 stars, but that hides the real split: 100% of Bilirubin's written reviews are positive against 0% of Red Book®'s. Bilirubin also leads on in-app purchases (none vs 2) and update cadence (every 3 months vs every 11 months). Red Book®'s advantage is price (Free vs $9.99) and device support (4 vs 2). On rating, ads 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
Red Book® is free to download; Bilirubin costs $9.99 up front. Red Book® sells 2 one-off in-app purchases. Bilirubin asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.9 for Bilirubin against 4.8 for Red Book®. Both are backed by a comparable volume of ratings — 243 and 67 respectively. Written reviews are what separate them: 100% of Bilirubin's written reviews are positive against 0% of Red Book®'s.
Bilirubin ships an update every 3 months, Red Book® every 11 months. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.
| Parameter | Bilirubin | Red Book® |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 4.9 (243 ratings) — better | 4.8 (67 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 243 — better | 67 |
| Update frequency | Every 3 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15 | 15.0 |
| Further details — not scored | ||
| Size | 8 MB | 9 MB |
| Age rating | 17+ | 17+ |
| Developer | Jeffrey Fulton | Unbound Medicine, Inc. |
Customer experience
Bilirubin
Red Book®
In-app purchases
Bilirubin
No in-app purchases
Red Book®
- Red Book 32e$99.99
- Red Book$99.99
Questions
Is Bilirubin free?
Is Red Book® free?
Which has better reviews, Bilirubin or Red Book®?
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