Comparison

EBMcalc Kidney vs CKD

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

CKD

This app assists healthcare professionals in discussing new or potential Chronic Kidney Disease (CKD) diagnoses with patients. It provides guidance for navigating these sensitive conversations effectively.

Highlights
  • Patient conversation guidance
  • CKD diagnosis support
  • Clinician tool
  • Risk assessment assistance
Features
Read full description

A guide to help clinicians navigate a potentially difficult conversation with patients who have a new or at risk for a CKD diagnosis.

Screenshots

EBMcalc Kidney4 screens
CKD4 screens

Verdict

The call

The clearest difference is price: CKD at Free against EBMcalc Kidney's $4.99. CKD also leads on update cadence (every 5 months vs every 33 months). EBMcalc Kidney's advantage is iOS requirement (10.0 vs 13.0). 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

CKD 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 CKD. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

EBMcalc Kidney ships an update every 33 months, CKD every 5 months. The most recent releases landed on September 27, 2026 and June 24, 2026 respectively.

Scorecard4 real differences · 5 level
EBMcalc Kidney versus CKD: the parameters behind the verdict, then further details
ParameterEBMcalc KidneyCKD
Price$4.99Free — better
Rating5.0 (2 ratings)5.0 (1 ratings)
Number of ratings2 — better1
Update frequencyEvery 33 monthsEvery 5 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better13.0
Further details — not scored
Size4 MB48 MB
Age rating17+12+
DeveloperFoundation Internet Services, LLCIsland Peer Review Organization, Inc

Customer experience

EBMcalc Kidney

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

CKD

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

In-app purchases

None

EBMcalc Kidney

No in-app purchases

None

CKD

No in-app purchases

Questions

Is EBMcalc Kidney free?
EBMcalc Kidney costs $4.99, with no in-app purchases.
Is CKD free?
CKD is free to download, with no in-app purchases.
Which has better reviews, EBMcalc Kidney or CKD?
EBMcalc Kidney and CKD are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do EBMcalc Kidney or CKD have ads?
Neither EBMcalc Kidney nor CKD shows ads.
Which is updated more often, EBMcalc Kidney or CKD?
EBMcalc Kidney ships an update every 33 months, and CKD every 5 months. Most recently, EBMcalc Kidney was updated on September 27, 2026 and CKD on June 24, 2026.

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