Comparison

MedCalX vs NIHSS Records

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

NIHSS Records

This comprehensive stroke assessment toolkit helps neurologists and stroke teams score validated scales, manage patient records, and utilize a stroke timer. It offers smart reminders for follow-ups and professional PDF/CSV export of patient reports.

Highlights
  • Score 19 validated stroke scales
  • Manage unified patient records
  • Stroke Timer with Live Activity
  • Smart reminders for follow-ups
  • One-tap PDF and CSV export
  • Siri and Shortcuts integration
Read full description

NIHSS Records is the comprehensive stroke assessment toolkit for neurologists and stroke teams. Score 19 validated scales, look up the guidelines in plain language, manage patient records, run the stroke timer, and never miss a follow-up. THREE CORE PILLARS • Guideline Lookup — Ask any stroke question in plain language and get a concise answer drawn from published AHA/ASA stroke and cardiovascular guidelines. Every answer links to the official source, so at the bedside you reach the passage that matters in seconds — no digging through long PDFs. • Smart Reminders — A three-tier urgency system (routine / follow-up / critical) with custom templates. Schedule repeat NIHSS or any scale per patient, with post-thrombolysis presets at 1h / 2h / 24h / 7 days. • Professional Export — One-tap PDF and CSV export of patient reports for archives, research, and handover. Batch export multiple patients at once. MORE OF WHAT YOU GET • 19 stroke scales — NIHSS (2024 official update), mRS, GCS, ICH Score, Barthel Index, ABCD²/ABCD³-I, ASPECTS, CHA₂DS₂-VASc, HAS-BLED, ASCOD, DIAS-3, RACE, HAT, ASTRAL, Padua, and more • Unified patient records — Every scale for one patient in one place; compare scores across time and scale types • Stroke Timer Live Activity — DNT / tPA countdown on the Lock Screen and Dynamic Island, with IVT and EVT modes • Siri & Shortcuts — Open any scale from Spotlight, Shortcuts, or voice • Clinical tools — Endovascular Treatment Guidelines, tPA Checklist, tPA Angioedema Management, Post-tPA Hemorrhage Management, NOAC Dosing • Pro Subscription — Unlock Guideline lookup, batch export, advanced reminders, and more. Try free for 14 days. Disclaimer: NIHSS Records is designed only for healthcare professionals, not for the general public. Always apply your own clinical judgment. All tools and guidelines are suggestive and do not replace professional medical assessment. For feedback or questions: Email: support@medatlas.cc Twitter: @MedAppsTech Privacy Policy: https://medatlas.cc/en/nihss-records/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

MedCalX4 screens
NIHSS Records4 screens

Verdict

The call

The clearest difference is rating: NIHSS Records at 4.5 against MedCalX's 3.8. NIHSS Records also leads on update cadence (every 4 weeks vs every 5 months). MedCalX's advantage is ratings volume (31 vs 4). On price, review sentiment, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MedCalX sells 3 one-off in-app purchases and NIHSS Records sells 15 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

NIHSS Records holds the better App Store score, 4.5 against 3.8. That said, the two scores are not equally well evidenced: MedCalX has 31 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 46% of MedCalX's written reviews are positive against 50% of NIHSS Records's.

UpkeepUpdate frequency

MedCalX ships an update every 5 months, NIHSS Records every 4 weeks. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
MedCalX versus NIHSS Records: the parameters behind the verdict, then further details
ParameterMedCalXNIHSS Records
PriceFreeFree
Rating3.8 (31 ratings)4.5 (4 ratings) — better
Positive reviews45.8% of reviews50.0% of reviews — better
Number of ratings31 — better4
Update frequencyEvery 5 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size45 MB17 MB
Age rating17+12+
DeveloperOssus GmbHBeijing Fate Med Technology Co., Ltd.

Customer experience

MedCalX

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

NIHSS Records

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

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

NIHSS Records

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

MedCalX

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

NIHSS Records

Subscriptions5
  • Basic Monthly Subscription$4.991 Month
  • Pro Monthly14 Days trial$6.991 Month
  • Scale Reminder Service$12.991 Year
Show 2 more
  • Basic Yearly Subscription$24.991 Year
  • Pro Yearly14 Days trial$29.991 Year
One-time10
  • MRS$0.99
  • BI$1.99
  • CHADS2$1.99
Show 7 more
  • GCS$1.99
  • ICH$1.99
  • ABCD2$2.99
  • ASPECTS$2.99
  • CHA₂DS₂-VASc$2.99
  • ABCD³-I$3.99
  • Basic One-time Purchase$39.99

Questions

Is MedCalX free?
MedCalX is free to download, with in-app purchases available.
Is NIHSS Records free?
NIHSS Records is free to download, with in-app purchases available.
Which has better reviews, MedCalX or NIHSS Records?
NIHSS Records is rated higher. MedCalX averages 3.8 out of 5 from 31 ratings, while NIHSS Records averages 4.5 from 4 ratings.
Do MedCalX or NIHSS Records have ads?
Neither MedCalX nor NIHSS Records shows ads.
Which is updated more often, MedCalX or NIHSS Records?
MedCalX ships an update every 5 months, and NIHSS Records every 4 weeks. Most recently, MedCalX was updated on October 29, 2026 and NIHSS Records on October 25, 2026.

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