Comparison

MediCalc® vs Extra Hands CPR Assistant

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

Head to head
About

MediCalc®

This clinical decision support tool offers over 500 integrated medical calculators, equations, and scores. It features a customizable calculator panel for disease- and patient-specific computations, dynamic tables for quick reference, and seamless integration with EHR/EMR systems. The app is designed for physicians and medical professionals, providing a trusted and efficient resource for patient data organization and processing.

Highlights
  • Customizable calculator panel (mCalx™)
  • Integrated clinical formulas, equations, and scores
  • Dynamic tables synchronized with calculators
  • Automatic unit conversion
  • Color-coded normal-abnormal outputs
  • Physician-friendly interface
  • EHR/EMR integration
Features
Read full description

"The standard for clinical calculations and analytics in Medicine™". MediCalc® is the best and most innovative Clinical Decision Support tool in the world, now featuring the mCalx™: a game-changer, Master Medical Calculator, for custom, disease- & patient-specific computations. You add equations & scores ad lib to the same panel!. The calx are "linked" to the "dynamic tables" for visually efficient "point of care knowledge & info". MediCalc® is now Integrated with iDox® and ready for your HOSPITAL EHR/EMR. ----------------------------------- Join our more than half a million users worldwide! ----------------------------------- MediCalc® leapfrogs the competition with the most advanced and comprehensive "Medical Calculator System™", performing automatic and integrated computation of more than 500 clinical Formulas, Equations & Scores "commonly used" in medical practice. In addition, we don't do Advertising! MediCalc® facilitates the organization and processing of Patient's data. It is a physician-friendly™ app, intuitive and very easy to use. Available ONLINE (free access & Print options). +Unique Clinical decision, reference and productivity tool. +Trusted resource with proven and reliable data processing. +For physicians, residents, med students, PAs and NPs... +Developed by Board-certified physicians in the US. +Evidence-based and Validated Selection +Highly acclaimed, reviewed and tested (since 1996). ----------------------------------- The MediCalc® FEATURES: * Master mCalx™: Customizable Calculator Panel * dynamic tables, synchronized with calculators * arithmetical processing * automatic unit conversion * MultiCalx™ Panels * multiple-unit entries * color-coded normal-abnormal outputs * normal values (range-checks & limits) * intuitive user interface * easy navigation and info access * Search bar with filters * smart decimal rounding * Système International notation * tables of parameters * mobile & online (free access) * fully referenced * highly organized and standardized ----------------------------------- MediCalc® CONTENTS: mCalx™ Master calculator (customizable) SOFA, qSOFA, LODS, SEPSIS PRO, NEWS, NEWS2 CHADS2, CHA2DS2-VASc, HAS-BLED PORT Score, CURB-65, SMART-COP,  IDSA/ATS Criteria for Severe Pneumonia, COPD Calx Wells Score for PE, DVT, Geneva Score, PESI Score, PE Calx SF Syncope Rule, ESCAPE Risk MAGGIC, GRACE, A FIB master, MESA-CAC BODE Index, MMRC Dyspnea SSA-a Gradient Master Coronary Heart Disease (10y Risk), ASCVD Risk Metabolic Syndrome (Met Sx) NCEP Major Risk factors DKA Master RenalCalc™ Master LiverCalc™ Master GFR Master Renal Failure Diff. Diagnosis Master Cholesterol Master Anion Gap Master Body Metrics Master Calorie Master BP Mstr, Cardiac Output Mstr, VR Mstr Nitrogen & Nutrition Master Osmolality Master O2 Master Ped Master Anthropometric Master Glomerular Filtration Rate (Cockcroft + reverse) Glomerular Filtration Rate (MDRD-4, MDRD-6, CKD-EPI cr & cis) Chronic Kidney Disease Classification Anion Gap, Delta Delta, HCO3 Def Fractional Excretion of Na+, Urea, K+, Mg, HCO3, PO4 TransTubular Potassium Gradient Creatinine Cl Henderson - Hasselbalch Equation Metabolic Acidosis "Winter's formula" Osmolality, BAL Cardiac Output (Fick) Ejection Fraction (EF) Target Heart Rate (HR_t) Stroke Volume (SV) Mean Arterial Pressure (MAP) Ankle Brachial Index (ABI) Q-T interval correction (Q-T_c) A-a Gradient (PA-aO2) Barometric Pressure (PB) arterial Oxygen Content (CaO2) Oxygen Delivery (DO2) Vital Capacity (VC ) Bohr equation (Bohr) Body Mass Index (BMI) & IBW Waist to Hip Ratio (WHR) Harris Benedict Equation (HBE) Nitrogen Balance (NB) Body Fat Percentage (BF%) Calcium Correction (Ca++_c) Glucose (estimated average) Child-Turcotte-Pugh Class MELD-unos, MELD-Na+ Serum:Ascites Albumin Ratio (SAAG) (DiscFx) Absolute Neutrophil Count (ANC) NIH SS, ABCD2 Conversion (temp, mass, length) and many more...

About

Extra Hands CPR Assistant

Features
Read full description

Extra Hands CPR Assistant is a professional coaching tool for certified healthcare providers, emergency responders, and supervised learners. It provides real-time CPR guidance in multiple languages with spoken audio coaching, comprehensive event logging, and case review tools designed to support resuscitation teams in the field and learners in the classroom. ** FOR PROFESSIONAL USE ONLY ** This is an educational assistance tool, NOT a medical device. It is NOT FDA-cleared or approved. Users must hold current CPR certification or be a supervised learner, and follow their local protocols and medical direction. ** FREE FOR EVERYONE ** Every feature in Extra Hands is free, including Pro Library, Pro Case Review, Pro Reminders, Crew Roster, and Multi-Agency support. ** KEY FEATURES ** REAL-TIME METRONOME - Adjustable BPM (100-120) for chest compression timing - Visual and audio cues with coaching prompts - Automatic breath timing coordination - Optional flashlight pulse for breath prompts (can be toggled) CPR MODE FLEXIBILITY - 30-2 mode: traditional 30 compressions plus 2 breaths - Continuous compressions with periodic ventilation prompts - Switch modes mid-session as the situation changes ELECTRICAL THERAPY SUPPORT - AED Automatic, AED Manual, and Cardiac Monitor profiles - Time-based or compression-based analysis prompts - Manual analysis sync for early automatic AED prompts PRO REMINDERS - Build your own custom reminders that fire during a CPR session - Trigger by time, compressions, or after a logged event; pick the banner text, color, and chime - Up to 25 saved per device EVENT LOGGING AND CASE REVIEW - Timestamped event tracking with custom actions and optional Cardiac Arrest Registry fields - Real Call vs Training tags - Post-case timeline with crew assignment, workload distribution, and per-person analytics - Share cases in simple format or with advanced Pro metrics TEAM DEBRIEF - Quick 3 to 5 minute post-case review for CPR team quality improvement - Recap, then three leader-led discussion prompts - Saved with the case for later review CREW, AGENCY, AND DATA PORTABILITY - Build crew rosters across multiple departments - Import and export cases, crew members, and full agency data via shareable files - Built-in duplication management prevents double-counting across devices PRO LIBRARY - Pro Library: Add up to 10 PDF references for quick access during CPR sessions - Library resources can be shared and automatically populate when agency is shared ** PRIVACY FIRST ** All CPR event data, crew data, agency data, case logs, and library documents stay on your device. No cloud storage. No analytics. No tracking. Full details at https://iharig.com/extrahands/privacy.html. ** PROFESSIONAL POSITIONING ** Extra Hands CPR Assistant is independently developed by iHarig. It is not affiliated with the American Heart Association, European Resuscitation Council, or any other resuscitation organization. Translation terminology was informed by published guidelines of national resuscitation councils. Translations are computer-generated drafts and are not a substitute for clinician review. Always rely on your training and local protocols. ** EDUCATIONAL USE ONLY ** This app does NOT diagnose, treat, cure, or prevent any disease. It is an educational tool to assist professionals who maintain current certifications. Users are responsible for following their local protocols, medical direction, and scope of practice. ** DEVELOPER ** by iHarig LLC. Useful public safety software from Carlisle, PA. Built independently by someone who's been a first responder since 2002. Visit https://iharig.com/extrahands for resources and documentation. PRIVACY POLICY: https://iharig.com/extrahands/privacy.html TERMS: https://iharig.com/extrahands/terms.html SUPPORT: https://iharig.com/extrahands/about.html

Screenshots

MediCalc®4 screens
Extra Hands CPR Assistant4 screens

Verdict

The call

The clearest difference is in-app purchases: MediCalc® at none against Extra Hands CPR Assistant's 3. Extra Hands CPR Assistant's advantage is update cadence (every 2 months vs every 7 months). On price, ads, device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Extra Hands CPR Assistant sells 3 one-off in-app purchases. MediCalc® asks for nothing beyond the download.

UpkeepUpdate frequency

MediCalc® ships an update every 7 months, Extra Hands CPR Assistant every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 8 level
MediCalc® versus Extra Hands CPR Assistant: the parameters behind the verdict, then further details
ParameterMediCalc®Extra Hands CPR Assistant
PriceFreeFree
Rating4.5 (21 ratings) — better—
Positive reviews81.4% of reviews—
Number of ratings21 — better—
Update frequencyEvery 7 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.013.0
Further details — not scored
Size64 MB152 MB
Age rating17+17+
DeveloperScyMed, IncNathan Harig

In-app purchases

None

MediCalc®

No in-app purchases

3 purchases

Extra Hands CPR Assistant

One-time3
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$4.99

Questions

Is MediCalc® free?
MediCalc® is free to download, with no in-app purchases.
Is Extra Hands CPR Assistant free?
Extra Hands CPR Assistant is free to download, with in-app purchases available.
Do MediCalc® or Extra Hands CPR Assistant have ads?
Neither MediCalc® nor Extra Hands CPR Assistant shows ads.
Which is updated more often, MediCalc® or Extra Hands CPR Assistant?
MediCalc® ships an update every 7 months, and Extra Hands CPR Assistant every 2 months. Most recently, MediCalc® was updated on November 1, 2026 and Extra Hands CPR Assistant on November 7, 2026.

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