MedCalX vs Extra Hands CPR Assistant
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MedCalX
This medical calculator app provides healthcare professionals with a comprehensive tool for complex medical formulas, scores, and classifications. It offers an extensive library of over 300 medical calculations, patient management features, and sharing capabilities.
- Extensive medical formula library (300+)
- Patient management and data saving
- Customizable workflows
- Multiple result sharing options
- Detailed information and references
- US and SI unit support
- iCloud synchronization for favorites
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MedCalX is a tool that enables medical professionals to easily use complicated medical formulas, scores and classifications. 25 years of experience developing this tool for mobile platforms makes MedCalX the leading medical calculator, with an unparalleled user interface and powerful features. MedCalX is free to download and use, but you have access only to a subset of formulas. In-app purchase lets you unlock the whole range of formulas that MedCalX has to offer; more than 300 in total! Main features: • A very large selection (more than 300) of relevant formulas, scores, scales and classifications. • Workflows: create your own series of formulas, text, links and images • Many different ways to share results (and data): copy to clipboard, email report, print via AirPrint, save to patient database... • Exclusive patient management feature for saving and accessing results, as well as images and notes. Results can be exported to the desktop as CSV files and shared between your and your colleaugues iOS devices. • Detailed information and bibliographic references for each formula. • Support for US and SI units, with easy switching from the keypad. • Search for entries by name, keywords and categories. • Takes advantage of iOS 9 – you can now use Spotlight to search for formulas • Customizable list of favorite equations, synchronized via iCloud. • Ability to add notes to individual formulas. • Full support for external (hardware) keyboards Formulas, scores and classifications include, amongst others: • Anesthesiology (ASA, Bromage, Charlson, Cormack, Dermatome, Goldman) • Cardiology (CC/AHA ASCVD, CHADS, EuroSCORE, GRACE, HAS-BLED, Killip, PROCAM, QT-c, TIMI) • Electrolytes (Corrected Ca, Corrected Na, FENa, Osmolal gap) • Evidence-Based Medicine (NNT, Odds, Sample size, Two-way table) • ICU (ABCD2+3, APACHE, CAM-ICU, GCS, Parkland, SAPS, many PE-criteria and trauma scores) • Neurology (AMTS, Aphasia, Canadian rules, NIHSS, WFNS) • Obstetrics (APGAR, Bishop, Malinas, Pregnancy Wheel) • Pediatrics (Age, Target Height, Centor and McIsaac, PRAM, WETFAG) • Respiratory (BODE, Epworth, GOLD, SMART-COP, Spirometry, Thoracoscore) • Renal (Cockcroft, MDRD and more Creatinine/GFR calculators, KDIGO and RIFLE) • ABG analyzer worth $5 in other apps • Complete infusion management tool, great for ICU nurses • Complicated scores (CAM-ICU, CDAI, APACHE, POSSUM, SAPS, Euroscore) If you like MedCalX, we’d appreciate it if you took the time to give us a nice review.
Extra Hands CPR Assistant
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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
Verdict
The clearest difference is iOS requirement: Extra Hands CPR Assistant at 13.0 against MedCalX's 17.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. MedCalX sells 3 one-off in-app purchases and Extra Hands CPR Assistant sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
MedCalX ships an update every 5 months, Extra Hands CPR Assistant every 3 months. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.
| Parameter | MedCalX | Extra Hands CPR Assistant |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (30 ratings) — better | — |
| Positive reviews | 45.8% of reviews | — |
| Number of ratings | 30 — better | — |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 45 MB | 152 MB |
| Age rating | 17+ | 17+ |
| Developer | Ossus GmbH | iHarig LLC |
Bugs and requests
MedCalX
Reported bugs
10 issues- App crashes on startup
- App crashes when taking patient photos
- App fails to open or becomes unresponsive
- Unable to restore previous purchases
- Doximity unlock feature not working
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- Spotlight search functionality broken
- NIH scale interface poorly designed
- Parameter value limits prevent calculations for severe patients
- Data migration issues between app versions
- Preferences not carried over during upgrades
Requested features
17 requests- SCORE2 and other modern cardiovascular risk scores
- TRiP(cast) score
- Valve disease calculations
- Pediatric medication dosing calculators
- Electrolyte and fluid replacement calculations
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- ICU-specific calculations and AHI calculation
- GUPTA, AWOL, and CAM traditional scores
- Dermatology scales and classifications
- RESP and PRESET scores
- Psychological assessment scores (depression, alcoholism ratings)
- Gail model and cancer risk calculations
- Pediatric weight percentiles by age
- Custom formula creation
- Unit conversion tool
- Personal formula addition feature
- Forrester classification
- MMSE and other copyrighted scales
Extra Hands CPR Assistant
Not enough reviews yet to summarise bugs or requests.
In-app purchases
MedCalX
- MedCalc 3 UpgradeFree
- Doximity RegistrationFree
- MedCalX Unlock$4.99
Extra Hands CPR Assistant
- Small Tip$0.99
- Medium Tip$2.99
- Large Tip$4.99
Questions
Is MedCalX free?
Is Extra Hands CPR Assistant free?
Do MedCalX or Extra Hands CPR Assistant have ads?
Which is updated more often, MedCalX or Extra Hands CPR Assistant?
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