Comparison

MedCalX vs medPPE

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

medPPE

This app offers guidance on the appropriate use of Personal Protective Equipment (PPE) for healthcare workers dealing with COVID-19. It helps professionals understand which PPE to use based on their role, care setting, and specific procedures, ensuring their safety while treating patients.

Highlights
  • PPE recommendations for COVID-19
  • Information by role and care level
  • Guidance for primary care and hospitals
  • PPE for aerosol-generating procedures
  • Available in multiple PAHO official languages
Features
Read full description

The App was elaborated by PAHO/WHO. It is important to take into account that protocols may vary by country, and that these guidelines are from the PAHO/WHO, based on the evidence available to date. It is available on all PAHO official languages: English, Spanish, Portuguese and French. This app provides information about the recommended use of Personal Protective Equipment (PPE) for COVID-19. It will support health-care workers on the use of Personal Protective Equipment and how to protect themselves while caring for patients. Health-care workers can find the information by role, level of care, and multiple departments for primary health care settings or hospital facilities. This app also clarifies what kind of PPE is needed when performing aerosol generating procedures (AGP) and other procedures in patients with COVID-19.

Screenshots

MedCalX4 screens
medPPE4 screens

Verdict

The call

The clearest difference is rating: medPPE at 5.0 against MedCalX's 3.8. medPPE also leads on in-app purchases (none vs 1) and update cadence (fortnightly vs every 5 months). MedCalX's advantage is ratings volume (31 vs 1). On price, ads and 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

Both are free to download. MedCalX sells 1 one-off in-app purchase. medPPE asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

medPPE holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: MedCalX has 31 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

MedCalX ships an update every 5 months, medPPE fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
MedCalX versus medPPE: the parameters behind the verdict, then further details
ParameterMedCalXmedPPE
PriceFreeFree
Rating3.8 (31 ratings)5.0 (1 ratings) — better
Positive reviews45.8% of reviews—
Number of ratings31 — better1
Update frequencyEvery 5 monthsFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.010.0 — better
Further details — not scored
Size45 MB17 MB
Age rating17+12+
DeveloperOssus GmbHPan American Health Organization

Customer experience

MedCalX

All ratings30 ratings
Positive66.7%
Neutral6.7%
Negative26.7%
Written reviews118 reviews
Positive45.8%
Neutral7.6%
Negative46.6%

medPPE

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

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
Show 5 more
  • 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
Show 12 more
  • 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

medPPE

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

MedCalX

One-time1
  • MedCalX Unlock$4.99
None

medPPE

No in-app purchases

Questions

Is MedCalX free?
MedCalX is free to download, with in-app purchases available.
Is medPPE free?
medPPE is free to download, with no in-app purchases.
Which has better reviews, MedCalX or medPPE?
medPPE is rated higher. MedCalX averages 3.8 out of 5 from 31 ratings, while medPPE averages 5.0 from 1 ratings.
Do MedCalX or medPPE have ads?
Neither MedCalX nor medPPE shows ads.
Which is updated more often, MedCalX or medPPE?
MedCalX ships an update every 5 months, and medPPE fortnightly. Most recently, MedCalX was updated on November 2, 2026 and medPPE on November 3, 2026.

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