Comparison

Catheter vs Respiratory Notes

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

Head to head
About

Catheter

Features
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A patient's guide to Central Line Catheters Catheter information was collated by Dr. Mars Mallari, to help patients better understand catheters and how to care for them. It is an excellent reference for central line or venous catheters, and covers types, maintenance, insertion sites, etc. Some of the topics in Catheter include: ▪Types of central catheters ▪Insertion sites ▪Complications ▪Catheter maintenance ▪Infection control ▪Catheter removal Catheter is a wonderful source of information for patients on central line catheters. For medical professionals it is recommended to use Catheter Pro, which was also developed by Dr. M. Mallari, and is a complete reference guide for Central Line Catheter Care. It has lots of detailed information for professionals that is not contained in this app and covers all aspects of Venous Catheter Care for professionals.

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

Screenshots

Catheter4 screens
Respiratory Notes4 screens

Verdict

The call

The clearest difference is price: Respiratory Notes at Free against Catheter's $0.99. Respiratory Notes also leads on update cadence (every 6 months vs every 26 months) and iOS requirement (13.0 vs 17.0). Catheter's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

Respiratory Notes is free to download; Catheter costs $0.99 up front. Respiratory Notes sells 1 in-app purchase, starting at $39.99 per year. Catheter asks for nothing beyond the download.

UpkeepUpdate frequency

Catheter ships an update every 26 months, Respiratory Notes every 6 months. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 4 level
Catheter versus Respiratory Notes: the parameters behind the verdict, then further details
ParameterCatheterRespiratory Notes
Price$0.99Free — better
Rating—4.0 (4 ratings) — better
Number of ratings—4 — better
Update frequencyEvery 26 monthsEvery 6 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size21 MB47 MB
Age rating12+17+
DeveloperMichael BucknerSkyscape Medpresso Inc

In-app purchases

None

Catheter

No in-app purchases

1 purchases

Respiratory Notes

Subscriptions1
  • Respiratory Notes$39.991 Year

Questions

Is Catheter free?
Catheter costs $0.99, with no in-app purchases.
Is Respiratory Notes free?
Respiratory Notes is free to download, with in-app purchases available.
Do Catheter or Respiratory Notes have ads?
Respiratory Notes shows ads; Catheter does not.
Which is updated more often, Catheter or Respiratory Notes?
Catheter ships an update every 26 months, and Respiratory Notes every 6 months. Most recently, Catheter was updated on November 11, 2026 and Respiratory Notes on October 30, 2026.

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