Comparison

Cardinal Glennon ER Reference vs Rapid Vent Calculator

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

Head to head
About

Cardinal Glennon ER Reference

Provides offline access to a pediatric ER and EMS reference book. Quickly look up protocols, search titles and text, and save favorites. Customizable notes and contact information are also included.

Highlights
  • Offline protocol lookup
  • Indexed search
  • Favorites tab
  • Customizable notes
  • Up-to-date protocols
  • Hospital contact info
Read full description

Cardinal Glennon ER Reference is an app that provides quick offline access to the Cardinal Glennon Pediatric ER and EMS reference book. Features include:  •Quick indexed lookup of protocols in a matter of seconds •Search titles and text •Favorites tab for quick access of what's important to you •Updated shortly after new protocols are posted online making it more up-to-date than most printed protocol manuals •Customizable hospital contact information and mapping •Customizable notes for each individual protocol entry •Always with you as long as you have your phone and never fades or tears

About

Rapid Vent Calculator

This medical app assists healthcare professionals in calculating essential ventilator settings and medication dosages for critical care. It provides rapid, accurate results for paramedics, respiratory therapists, nurses, and doctors, streamlining patient management.

Highlights
  • Effortless ventilator settings calculation
  • Rapid results for quick decision-making
  • RSI medication dosage assistant
  • User-friendly interface for medical professionals
  • Accurate patient parameter input
Features
Read full description

Rapid Vent Calculator is a clinician-focused field guide and reference tool for adult ventilator setting calculations, RSI medication dosing, and quick respiratory care references. Designed for paramedics, EMS clinicians, respiratory therapists, nurses, physicians, transport teams, ER teams, ICU clinicians, and hospital-based critical care providers, Rapid Vent Calculator helps organize common ventilator and airway calculations into a fast, practical workflow. Enter patient sex, height, weight, selected mL/kg, and metabolic acidosis status to generate adult starting-point ventilator values including respiratory rate, tidal volume, and minute ventilation. Calculations use ideal body weight and lung-protective ventilation principles for adult ventilator management. Rapid Vent Calculator also includes RSI medication dosing estimates, normal ventilator values, ABG/VBG blood gas reference charts, RASS reference guidance, dark and light mode, recent session resume, and shareable result snapshots. Whether used by EMS in the field, paramedics during transport, nurses and respiratory therapists in the ER, physicians in the hospital, or ICU clinicians managing ventilators, Rapid Vent Calculator is built to keep key adult ventilation references organized and easy to access. Key features: • Adult ventilator setting calculator • Ideal body weight-based tidal volume estimates • Lung-protective mL/kg selector • Respiratory rate, tidal volume, and minute ventilation results • Metabolic acidosis ventilation mode • RSI medication dosing estimates • Normal ventilator values reference • ABG/VBG blood gas reference charts • RASS reference guide • Shareable results snapshot • Dark and light mode • Clinician-focused workflow for EMS, transport, ER, ICU, hospital, and respiratory care use Rapid Vent Calculator is intended as a clinical reference and calculation aid for licensed healthcare professionals caring for adult patients. It is not a protocol, diagnosis tool, treatment directive, or substitute for clinical judgment. All values are starting-point estimates and must be verified against the patient’s condition, local protocols, institutional policy, and clinician scope of practice.

Screenshots

Cardinal Glennon ER Reference4 screens
Rapid Vent Calculator4 screens

Verdict

The call

The clearest difference is rating: Rapid Vent Calculator at 5.0 against Cardinal Glennon ER Reference's 4.5. Rapid Vent Calculator also leads on ratings volume (47 vs 4) and iOS requirement (13.0 vs 15.0). On price, review sentiment, update cadence and ads 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Rapid Vent Calculator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Rapid Vent Calculator has 47 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Cardinal Glennon ER Reference ships an update every 5 months, Rapid Vent Calculator every 4 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
Cardinal Glennon ER Reference versus Rapid Vent Calculator: the parameters behind the verdict, then further details
ParameterCardinal Glennon ER ReferenceRapid Vent Calculator
PriceFreeFree
Rating4.5 (4 ratings)5.0 (47 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings447 — better
Update frequencyEvery 5 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size28 MB48 MB
Age rating17+17+
DeveloperAcid Remap LLCJENCO LLC

Customer experience

Cardinal Glennon ER Reference

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Rapid Vent Calculator

All ratings47 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Cardinal Glennon ER Reference

No in-app purchases

None

Rapid Vent Calculator

No in-app purchases

Questions

Is Cardinal Glennon ER Reference free?
Cardinal Glennon ER Reference is free to download, with no in-app purchases.
Is Rapid Vent Calculator free?
Rapid Vent Calculator is free to download, with no in-app purchases.
Which has better reviews, Cardinal Glennon ER Reference or Rapid Vent Calculator?
Rapid Vent Calculator is rated higher. Cardinal Glennon ER Reference averages 4.5 out of 5 from 4 ratings, while Rapid Vent Calculator averages 5.0 from 47 ratings.
Do Cardinal Glennon ER Reference or Rapid Vent Calculator have ads?
Neither Cardinal Glennon ER Reference nor Rapid Vent Calculator shows ads.
Which is updated more often, Cardinal Glennon ER Reference or Rapid Vent Calculator?
Cardinal Glennon ER Reference ships an update every 5 months, and Rapid Vent Calculator every 4 months. Most recently, Cardinal Glennon ER Reference was updated on October 24, 2026 and Rapid Vent Calculator on October 7, 2026.

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