Comparison

Lab Values vs MedCalX

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

Head to head
About

Lab Values

Access a comprehensive database of over 200 common normal lab values, presented in both International and Conventional Systems. This app offers a fast, simple search engine and is optimized for iPhone and iPad, making it a handy tool for healthcare professionals and students.

Highlights
  • Over 200 Normal Lab Values
  • International and Conventional Systems
  • Alphabetical Sorting
  • Multiple Categories
  • Fast Search Engine
  • iPhone/iPad Compatible
Features
Read full description

All healthcare professionals & students get at some point to measure and evaluate biological analysis results. Fully optimized for the iPhone screen, this app gives you a rapid and simple access to the most commonly used normal lab values. Functionalities: - Over 200 Normal Lab Values - Displayed in the International and Conventional System - Sorted Alphabetically - Multiples Categories - Very easy & fast to use search engine - Compatible iPhone/iPad - iOS 11 Compatibility Disclaimer: All values are provided for information only, these values may vary from an laboratory to another, they must be interpreted in their context by an appointed medical professional. The use of the present app does not substitute for a thorough verification of the available information with the correct authority or any official sources by the appointed medical professional. Consequently, the present app cannot be held responsible for any direct or indirect damages inflicted to any physical person.

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.

Screenshots

Lab Values4 screens
MedCalX4 screens

Verdict

The call

The clearest difference is price: MedCalX at Free against Lab Values's $0.99. Lab Values's advantage is in-app purchases (none vs 3) and update cadence (every 2 months vs every 5 months). On 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

MedCalX is free to download; Lab Values costs $0.99 up front. MedCalX sells 3 one-off in-app purchases. Lab Values asks for nothing beyond the download.

UpkeepUpdate frequency

Lab Values ships an update every 2 months, MedCalX every 5 months. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

Scorecard6 real differences · 4 level
Lab Values versus MedCalX: the parameters behind the verdict, then further details
ParameterLab ValuesMedCalX
Price$0.99Free — better
Rating—3.7 (30 ratings) — better
Positive reviews54.5% of reviews — better45.8% of reviews
Number of ratings—30 — better
Update frequencyEvery 2 months — betterEvery 5 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.0 — better17.0
Further details — not scored
Size3 MB45 MB
Age rating17+17+
DeveloperPierre Robinson DebutOssus GmbH

Customer experience

Lab Values

Written reviews77 reviews
Positive54.5%
Neutral11.7%
Negative33.8%

MedCalX

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

Bugs and requests

Lab Values

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

Lab Values

No in-app purchases

3 purchases

MedCalX

One-time3
  • MedCalc 3 UpgradeFree
  • Doximity RegistrationFree
  • MedCalX Unlock$4.99

Questions

Is Lab Values free?
Lab Values costs $0.99, with no in-app purchases.
Is MedCalX free?
MedCalX is free to download, with in-app purchases available.
Do Lab Values or MedCalX have ads?
Neither Lab Values nor MedCalX shows ads.
Which is updated more often, Lab Values or MedCalX?
Lab Values ships an update every 2 months, and MedCalX every 5 months. Most recently, Lab Values was updated on October 16, 2026 and MedCalX on October 14, 2026.

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