Comparison

CPR Metronome vs ICU Advantage Rapid Reference

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

Head to head
About

CPR Metronome

This app provides a specialized metronome for CPR training, offering adjustable beats per minute and clear audio cues. It includes a visual beat indicator and a built-in timer to help users perfect their compression and breathing techniques during practice sessions.

Highlights
  • Adjustable BPM
  • Clear audio cues
  • Animated visual beat indicator
  • Built-in CPR timer
  • Subscription required after free trial
Features
Read full description

Train Smarter for CPR with a Purpose Built Metronome Whether you’re practicing chest compressions or rescue breaths, stay on beat and perfect your technique with a metronome designed specifically for CPR training. Key Features: • Adjustable BPM (beats per minute) • Clear audio cues for each beat • Animated visual beat indicator • Built-in CPR timer for effective practice sessions An active subscription is required to access functionality after three free usages. Privacy Policy: https://cprmetronome.bazon.org/privacy Terms & Conditions: https://cprmetronome.bazon.org/terms

About

ICU Advantage Rapid Reference

This clinical reference tool helps critical care professionals understand complex patient conditions. It provides organ-system-based information, ventilator settings, drug references, calculators, and interactive protocols. Designed for nurses, therapists, and providers, it focuses on deep understanding rather than just quick lookups.

Highlights
  • Organ-system-based clinical reference
  • Ventilator settings and troubleshooting
  • Drug references with dosing and pearls
  • Calculators and scoring systems
  • Interactive emergency protocols
  • Offline access to content
  • Search functionality
Features
Currently charting
Read full description

ICU Advantage Rapid Reference is the critical care reference built for ICU nurses, respiratory therapists, and every clinician caring for critically ill patients. Built to help you understand the complexity of critical care, not just looking things up and forgetting them, while also giving you an extensive collection of tools right at your fingertips when you need them. From the team behind the ICU Advantage YouTube channel, trusted by more than 980,000 nurses and critical care professionals worldwide. FOR THE WHOLE CRITICAL CARE TEAM ICU nurses, respiratory therapists, pharmacists, residents, fellows, attendings, advanced practice providers, and anyone else caring for patients in the ICU. Whether you are a new ICU nurse or have been running codes for twenty years, Rapid Reference meets you where you are, gives you the deep clinical understanding you want and the tools you actually need, and helps you to keep learning and growing wherever you are. WHAT'S INSIDE • Organ-system-based critical care reference across cardiology, pulmonology, neurology, renal, GI, endocrine, and more • Ventilator modes, settings, and troubleshooting for mechanical ventilation • Hemodynamics, shock, sepsis, MCS support, trauma, burns, and even OB critical care • Labs, ABGs, and acid-base walkthroughs • Equipment, procedures, and point-of-care tests • Drug references with indications, common dosing, titratable drips, medication deep dives, and clinical pearls • Medical calculators that get you values fast, with full explanations of what they measure • Easy-to-use scoring systems, from GCS to SOFA and so much more: select criteria, get scores fast • Interactive emergency and resuscitation protocols, from ACLS algorithms to airway emergencies to MTP and more: zoom through visually or follow step by step • Quick Lookup for lab values, abbreviations, and terminology • Search built for the way critical care nurses and clinicians think • All available offline once the content is synced! • So much more! And even more yet to come still! BUILT TO HELP YOU UNDERSTAND, NOT JUST LOOK UP Every topic is written to actually teach, not just summarize. Same philosophy as the ICU Advantage YouTube channel: take something genuinely complex, break it down into pieces that make sense, and leave you knowing the "why," not just the "what." When you need a quick review or refresher, the Rapid Reference for each content area surfaces the important, high-value information for quick access, with links to dive deeper into the parts you need. DESIGNED FOR CLINICIANS Clean, readable, and beautifully rendered. This doesn't just feel like reading a textbook on your phone. Elegantly designed to not just look great, but to easily navigate the huge collection of resources. And it stays readable in dark mode or light mode, on iPhone and iPad. Works fully offline, so it's there when the network is not. Bookmarks and favorites for the topics you come back to. No ads, no social feed, no distractions. Just the information you need, organized for quick access and the way you think. HONEST ABOUT WHAT THIS IS Rapid Reference is a reference and education tool designed for health care professionals working in critical care in the ICU. It is not medical advice, not a diagnostic device, and not a replacement for your institution's policies, procedures, the laws and regulations of your licensing governing body, or the orders of a qualified prescribing provider. Always defer to your local protocols and clinical judgment. TRY IT FREE Every new account gets a 7-day free trial with full access. After that, $15/month or $129/year. Cancel anytime. Built with care by critical care clinicians and the ICU Advantage team. Questions, feedback, or something we can make better? We read every message: contact@icuadvantage.com Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage or cancel anytime in your App Store account settings.

Screenshots

CPR Metronome3 screens
ICU Advantage Rapid Reference4 screens

Verdict

The call

The clearest difference is rating: ICU Advantage Rapid Reference at 4.9 against CPR Metronome's 4.1. ICU Advantage Rapid Reference also leads on update cadence (fortnightly vs every 6 weeks) and chart position (#86 vs unranked). On price, ads, 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. CPR Metronome sells 3 in-app purchases, starting at $9.99 per 7 days and ICU Advantage Rapid Reference sells 2 in-app purchases, starting at $15.00 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ICU Advantage Rapid Reference holds the better App Store score, 4.9 against 4.1. That said, the two scores are not equally well evidenced: ICU Advantage Rapid Reference has 155 ratings behind it against 17, so its average is the more settled of the two.

UpkeepUpdate frequency

CPR Metronome ships an update every 6 weeks, ICU Advantage Rapid Reference fortnightly. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

Scorecard6 real differences · 5 level
CPR Metronome versus ICU Advantage Rapid Reference: the parameters behind the verdict, then further details
ParameterCPR MetronomeICU Advantage Rapid Reference
PriceFreeFree
Rating4.1 (17 ratings)4.9 (155 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings17155 — better
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#86 — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size15 MB92 MB
Age rating4+17+
DeveloperAleksei OmelchenkoICU Advantage LLC

Customer experience

CPR Metronome

All ratings13 ratings
Positive92.3%
Neutral0.0%
Negative7.7%

ICU Advantage Rapid Reference

All ratings150 ratings
Positive98.7%
Neutral0.7%
Negative0.7%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

CPR Metronome

Subscriptions2
  • Full access (Weekly)3 Days trial$9.997 Days
  • Full Access (Yearly)$19.991 Year
One-time1
  • Full unlimited access$24.99
2 purchases

ICU Advantage Rapid Reference

Subscriptions2
  • Rapid Reference Monthly7 Days trial$15.001 Month
  • Rapid Reference Annual7 Days trial$129.001 Year

Questions

Is CPR Metronome free?
CPR Metronome is free to download, with in-app purchases available.
Is ICU Advantage Rapid Reference free?
ICU Advantage Rapid Reference is free to download, with in-app purchases available.
Which has better reviews, CPR Metronome or ICU Advantage Rapid Reference?
ICU Advantage Rapid Reference is rated higher. CPR Metronome averages 4.1 out of 5 from 17 ratings, while ICU Advantage Rapid Reference averages 4.9 from 155 ratings.
Do CPR Metronome or ICU Advantage Rapid Reference have ads?
Neither CPR Metronome nor ICU Advantage Rapid Reference shows ads.
Which is updated more often, CPR Metronome or ICU Advantage Rapid Reference?
CPR Metronome ships an update every 6 weeks, and ICU Advantage Rapid Reference fortnightly. Most recently, CPR Metronome was updated on October 24, 2026 and ICU Advantage Rapid Reference on October 31, 2026.

Other comparisons