Comparison

Respiratory Notes vs RTB2

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

Head to head
About

Respiratory Notes

This app provides a comprehensive, procedure-based reference for respiratory therapy information. It includes illustrations, forms, and algorithms to aid in study and practice, with content organized around protocols and new pulmonary disease tabs. An in-app purchase unlocks all content, and a subscription offers continuous updates.

Highlights
  • Procedure-based format
  • Supporting illustrations and tables
  • Fill-in-the-blank forms
  • Algorithms based on AARC Guidelines
  • SmartSearch technology
  • Offline content access
Features
Read full description

"Try before you buy"" - Download the FREE App, which includes sample content. An in-App purchase is required to unlock all content.   Procedure-based format, all the respiratory therapy information you need at your fingertips. Respiratory Notes: Respiratory Therapist's Pocket Guide a quick-reference tool that put all the respiratory therapy information you need at your fingertips. The procedure-based format includes supporting illustrations, fill-in-the-blank forms, and algorithms to help you study and guide you in practice. Key Features * Bullet-point reviews guide you through procedures. * Quick-scan illustrations and tables summarize data. * Algorithms are based on AARC Clinical Practice Guidelines. * Key forms allow you to gather data at the bedside, and then transcribe to conventional charts New to this Edition * NEW! Pulmonary Disease and Airway/Ventilation Tabs * NEW! Comprehensive index * UPDATED! Procedures now organized around protocols No internet connection is required to access the content after the initial download. Find information quickly using powerful SmartSearch technology. Search part of term for those hard to spell medical terms. Content licensed from printed ISBN 10: 0803629222 Content licensed from printed ISBN 13: 9780803629226 SUBSCRIPTION : Please choose an auto renewable subscription plan to receive content access & continuous updates. Your subscription automatically renews as per your plan, so you always have the latest content.   Yearly auto-renewing payments - $29.99   Payment will be charged to your iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Subscription may be managed by the user & auto-renewal can be disabled at any time by going to your device “Settings” and tapping “iTunes & App Store”. Any unused portion of a free trial period will be forfeited when you purchase a subscription, where applicable.   If you have any questions or comments, email us any time: customersupport@skyscape.com or call 508-299-30000   Privacy Policy-https://www.skyscape.com/terms-of-service/privacypolicy.aspx Terms and Conditions-https://www.skyscape.com/terms-of-service/licenseagreement.aspx   Editor(s):  Gary C. White MEd RRT RPFT Publisher: F. A. Davis Company

About

RTB2

This medical reference app provides respiratory therapists and students with essential clinical tools. It features ventilator mode guides, therapy calculators, and oxygen guidance in a clean, organized format for quick access in critical care settings.

Highlights
  • Ventilator mode reference guides
  • Respiratory therapy clinical calculators
  • Oxygen device guidance
  • Structured respiratory care information
  • Fast clinical review format
  • Advanced calculators (Pro)
Features
Read full description

RTβ₂ (RTB2) is a Respiratory Therapy reference and clinical toolset designed for Respiratory Therapists, respiratory therapy students, and healthcare professionals working in ICU and critical care environments. The app provides ventilator mode references, respiratory therapy calculators, oxygen therapy guidance, and structured respiratory care information in a clean, organized format designed for fast clinical review. The app provides organized access to commonly used Respiratory Therapy references, calculators, and ventilator information in a clean, structured format designed for quick navigation. RTB2 is built to help respiratory professionals review respiratory care concepts, ventilator modes, oxygen therapy guidance, and clinical calculations in one centralized resource. CORE FEATURES • Ventilator mode reference guides • Respiratory therapy clinical calculators • Oxygen device guidance and oxygen therapy reference • Organized respiratory care reference material • Clean layouts designed for fast navigation in clinical environments RTB2 PRO (Subscription) RTB2 Pro unlocks the full RTB2 toolset including advanced calculators, expanded Respiratory Therapy references, and ongoing clinical content updates. Pro features include: • Expanded ventilator mode explanations • Advanced respiratory therapy calculators • Expanded respiratory care reference material • Continuous updates and additional features as the platform evolves Designed for: • Respiratory Therapists • ICU and critical care clinicians • Healthcare professionals working with respiratory care • Students studying Respiratory Therapy RTB2 is intended for educational and informational purposes only. The content provided in this application is not intended to replace institutional protocols, physician orders, professional training, or clinical judgment. SUBSCRIPTION DETAILS RTB2 Pro is available as a monthly auto-renewable subscription. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current billing period. You can manage or cancel your subscription in your Apple ID account settings at any time. Privacy Policy https://rtb2.com/privacy Terms of Service https://rtb2.com/terms

Screenshots

Respiratory Notes4 screens
RTB24 screens

Verdict

The call

The clearest difference is rating: RTB2 at 5.0 against Respiratory Notes's 4.0. RTB2 also leads on ads (none vs shown) and update cadence (every 5 days vs every 6 months). Respiratory Notes's advantage is iOS requirement (13.0 vs 15.1). On price, ratings volume, in-app purchases and monetization model 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. Respiratory Notes sells 1 in-app purchase, starting at $39.99 per year and RTB2 sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

RTB2 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

UpkeepUpdate frequency

Respiratory Notes ships an update every 6 months, RTB2 every 5 days. The most recent releases landed on September 30, 2026 and September 26, 2026 respectively.

Scorecard4 real differences · 6 level
Respiratory Notes versus RTB2: the parameters behind the verdict, then further details
ParameterRespiratory NotesRTB2
PriceFreeFree
Rating4.0 (4 ratings)5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings4 — better2
Update frequencyEvery 6 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size47 MB46 MB
Age rating17+4+
DeveloperSkyscape Medpresso IncBbytetechworks LLC

Customer experience

Respiratory Notes

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%

RTB2

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Respiratory Notes

Subscriptions1
  • Respiratory Notes$39.991 Year
1 purchases

RTB2

Subscriptions1
  • RTB2 Pro$2.991 Month

Questions

Is Respiratory Notes free?
Respiratory Notes is free to download, with in-app purchases available.
Is RTB2 free?
RTB2 is free to download, with in-app purchases available.
Which has better reviews, Respiratory Notes or RTB2?
RTB2 is rated higher. Respiratory Notes averages 4.0 out of 5 from 4 ratings, while RTB2 averages 5.0 from 2 ratings.
Do Respiratory Notes or RTB2 have ads?
Respiratory Notes shows ads; RTB2 does not.
Which is updated more often, Respiratory Notes or RTB2?
Respiratory Notes ships an update every 6 months, and RTB2 every 5 days. Most recently, Respiratory Notes was updated on September 30, 2026 and RTB2 on September 26, 2026.

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