Comparison

EBMcalc Kidney vs EBM Calculator

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

Head to head
About

EBMcalc Kidney

This medical calculator provides nephrologists with essential equations and dose/unit converters for daily use. It supports evidence-based medicine by offering a comprehensive resource for kidney-related calculations, putting vital tools in the palm of your hand.

Highlights
  • Comprehensive medical calculator
  • Nephrology-specific equations
  • Dose and unit converters
  • Evidence-based medicine support
  • Over 50 included calculations
  • Portable resource
Features
Read full description

EBMcalc Kidney EBMcalc is the most popular and comprehensive Medical Calculator system on the web. It has been highly acclaimed, reviewed and tested over the last 25 years. EBMcalc users should not make any medical decisions based on app content without seeking their doctor's advice. EBMcalc Kidney encompasses all pertinent medical equations and dose/unit converters used every day by Nephrologists. With the growing emphasis on Evidence-Based Medicine, there has never been a greater need for a system such as EBMcalc. Now you can put this invaluable resource in the palm of your hand. Equations included: Aminoglycoside Clearance Estimate Anion Gap Delta Delta Gradient Multicalc Anion Gap Delta Delta Ratio Multicalc Anion Gap in Hypoalbumin States Anion Gap Base Excess Determination Bicarbonate Deficit Burn Injury Fluid Resuscitation (Brooke estimate) Burn Injury Fluid Resuscitation (Demling dextran estimate) Burn Injury Fluid Resuscitation (Evans estimate) Burn Injury Fluid Resuscitation (Modified Brooke crystalloid estimate) Burn Injury Fluid Resuscitation (Slater estimate) Burn Injury Fluid Resuscitation, Adult (Parkland crystalloid estimate) Creatinine Clearance (measured) Creatinine Clearance (measured, SI units) Creatinine Clearance by Mass Creatinine Clearance Estimate by Cockcroft-Gault Equation (SI units) Creatinine Clearance Estimate by Cockcroft-Gault Equation with Ideal Body Weight (SI units) Creatinine Clearance Estimate by Cockcroft-Gault Equation with Ideal Body Weight Creatinine Clearance Estimate by Cockcroft-Gault Equation Creatinine Clearance Estimate by Jelliffe Formula Creatinine Clearance Estimate by Sanaka Formula (for older subjects with low muscle mass) Creatinine Clearance Estimate for Changing Serum Creatinine Creatinine Kinetics MultiCalc Digitalis Body Load Fractional Excretion of Amylase (Amylase to creatinine clearance ratio) Fractional Excretion of Magnesium (SI units) Fractional Excretion of Magnesium Fractional Excretion of Sodium (SI units) Fractional Excretion of Sodium Fractional Excretion of Urate Glomerular Filtration Rate Estimate by CKD-EPI Equation Glomerular Filtration Rate Estimate by Quadratic Equation Glomerular Filtration Rate Estimate by Schwartz Formula Glomerular Filtration Rate Estimate by the Abbreviated MDRD Study Equation (SI units) Glomerular Filtration Rate Estimate by the Abbreviated MDRD Study Equation Glomerular Filtration Rate Estimate by the IDMS-Traceable MDRD Study Equation Glomerular Filtration Rate Estimate by the MDRD Equation (SI units) Glomerular Filtration Rate Estimate by the MDRD Equation Glomerular Filtration Rate Estimate by Updated Schwartz Formula Henderson-Hasselbach Equation Kt/V Dialysis Dose (8 different formulae) Lean Body Weight Based on Creatinine Production Maintenance Fluid Calculation for Children Osmolal Gap Calculator (SI units) Osmolal Gap Calculator Osmolality Estimator (serum) Osmolar Clearance Phenytoin Free (Unbound) Drug Level (Adjusted for Hypoalbuminemia) Phenytoin Total Drug Level (Adjusted for Hypoalbuminemia and Renal Function) Protein Catabolic Rate (normalized PCR) Protein Catabolic Rate Renal Failure Index Residual Renal Function in Hemodialysis Patients (Kru) Serum Sodium Concentration Change Considering Infused and Excreted Cations Time Averaged Concentration of Urea in Hemodialysis Total Body Water (10 different formulae) Transtubular Potassium Gradient at CCD Urea Reduction Percentage in Hemodialysis (PRU) Urea Reduction Ratio in Hemodialysis (URR) Urinary Protein Excretion Estimation Urine anion gap Volume of Distribution of Urea Water Deficit in Hypernatremia Some Unit and Dose converters include: Basic Units Corticosteroid Dosing Energy Unit Conversions Flow Unit Conversions Pressure Units SI Unit Conversions Standard Drink Equivalents Temperature Unit Conversions Thyroid Medication Dosing Time Units Volume Units Weight Units EBMcalc provides easy to use, interactive tools for the pursuit of Evidence-Based Medicine.

About

EBM Calculator

This app helps medical professionals quickly interpret study results. It offers calculators for effect size, diagnostic test accuracy, and post-test probability, along with lessons and tutorials on evidence-based medicine.

Highlights
  • Effect Size Calculator
  • Diagnostic Test Accuracy Calculator
  • Post-Test Probability Calculator
  • Fagan Nomogram visualization
  • Save, Search, and Share results
  • Evidence-Based Medicine lessons
  • iCloud Sync
Features
Read full description

Built to support your appraisal of medical evidence—EBM Calculator is fast, clear, and easy to use. Effect Size Calculator • Used for studies that examine the effect of a therapy or exposure • Calculate key measures for dichotomous outcomes: ◦ Absolute Risk Reduction (ARR) ◦ Number Needed to Treat (NNT) ◦ Risk Ratio (RR) ◦ Relative Risk Reduction (RRR) ◦ Odds Ratio (OR) • Includes 95% Confidence Intervals for every metric Diagnostic Test Calculator • Used for studies that evaluate the accuracy of a diagnostic test • Calculate core statistics: ◦ Sensitivity & Specificity ◦ Likelihood Ratios (LR+, LR–) ◦ Positive & Negative Predictive Values (PPV, NPV) • Includes 95% Confidence Intervals for all measures Post-Test Probability Calculator • Used to estimate the likelihood of disease after a test result • Input Sensitivity & Specificity or Likelihood Ratios • Visualize probability changes with an interactive Fagan Nomogram Save, Search & Share • Save unlimited results for future reference • Search, sort, and filter results to quickly find what matters • Share results as a PNG—ideal for Messages, email, and clean formatting • Export results as an .ebmc file to archive or send to other EBM Calculator users • Tap an .ebmc file to import results back into EBM Calculator Lessons • Explore lessons in Evidence-Based Medicine (EBM) • Reinforce core concepts in biostatistics and study design • Search lessons by title or keyword Guided Tutorials • Step-by-step tutorials walk you through every major feature • Access from the menu in each view or from Settings iCloud Sync • Saved results sync automatically across all your devices Have questions, feedback, or suggestions? Reach out to support@ebmcalculator.com

Screenshots

EBMcalc Kidney4 screens
EBM Calculator4 screens

Verdict

The call

The clearest difference is price: EBM Calculator at Free against EBMcalc Kidney's $4.99. EBM Calculator also leads on update cadence (every 3 months vs every 33 months). EBMcalc Kidney's advantage is iOS requirement (10.0 vs 18.1). On rating, ratings volume, 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

EBM Calculator is free to download; EBMcalc Kidney costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for EBMcalc Kidney against 5.0 for EBM Calculator. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

UpkeepUpdate frequency

EBMcalc Kidney ships an update every 33 months, EBM Calculator every 3 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard4 real differences · 5 level
EBMcalc Kidney versus EBM Calculator: the parameters behind the verdict, then further details
ParameterEBMcalc KidneyEBM Calculator
Price$4.99Free — better
Rating5.0 (2 ratings)5.0 (3 ratings)
Number of ratings23 — better
Update frequencyEvery 33 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better18.1
Further details — not scored
Size4 MB14 MB
Age rating17+4+
DeveloperFoundation Internet Services, LLCDavid Stewart

Customer experience

EBMcalc Kidney

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

EBM Calculator

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

In-app purchases

None

EBMcalc Kidney

No in-app purchases

None

EBM Calculator

No in-app purchases

Questions

Is EBMcalc Kidney free?
EBMcalc Kidney costs $4.99, with no in-app purchases.
Is EBM Calculator free?
EBM Calculator is free to download, with no in-app purchases.
Which has better reviews, EBMcalc Kidney or EBM Calculator?
EBMcalc Kidney and EBM Calculator are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.
Do EBMcalc Kidney or EBM Calculator have ads?
Neither EBMcalc Kidney nor EBM Calculator shows ads.
Which is updated more often, EBMcalc Kidney or EBM Calculator?
EBMcalc Kidney ships an update every 33 months, and EBM Calculator every 3 months. Most recently, EBMcalc Kidney was updated on November 1, 2026 and EBM Calculator on November 4, 2026.

Other comparisons