Feature
1. Most simple, convenient and fast user interface.
2. Automatically calculating when complete inputting data.
3. Automatically converting unit, and saving default unit.
4. Reference included.
5. Search function
6. In-calculator searching and switching function.(only for full-version)
7. All Calculators listed below:

Anion Gap
Corrected Calcium for Hypoalbuminemia
ABCD2 score (Risk of stroke for TIA)
Absolute Neutrophil Count (ANC)
Alvarado Score for Acute Appendicitis
Alveolar arterial gradient
Analysis of blood acid-base condition
APACHE II Score
Apgar Score
Basal Metabolic Rate - BMR (Mifflin - St Jeor Formula)
Bicarbonate (HCO3-) deficit
Body Mass Index and ideal body weight
Body Surface Area(Du Bois)
Burn Classification
CHA2DS2-VASc Score (Af Stroke Risk)
Child-Pugh score (Liver Cirrhosis)
Clinical Pulmonary Infection Score (CPIS) for Ventilator-Associated Pneumonia (VAP)
Corrected QT interval(Bazett's formula)
Creatinine Clearance(CCr) Cockcroft-Gault
CURB-65 Pneumonia Severity Score
Diagnostic Criteria for Kawasaki Disease
Diagnostic Rule for Acute Gouty Arthritis
Differentiation of early repolarization from subtle anterior STEMI
Estimated Date of Delivery (EDD)
Fractional Excretion of Sodium (FENa)
Framingham Criteria for Congestive Heart Failure
Free water deficit in hypernatremia
GFR (MDRD), and CKD stage
GFR, CKD stage (calc by CCr Cockcroft-Gault and BSA)
Glasgow Coma Scale - GCS
Glasgow-Blatchford score (for upper GI bleeding)
HAS-BLED Score for Major Bleeding Risk
HbA1c and Estimated Average Glucose
HEART Score for ED Chest Pain Risk Stratification
Injury Severity Score (ISS)
Killip class (for acute myocardial infarction)
Kocher Criteria for Septic Arthritis
Light's criteria, pleural effusion
Maintenance fluid
Mean Arterial Pressure - MAP
MELD Score (Model For End-Stage Liver Disease) (for age ≥12)
Modified Centor score (Sore throat score)
Modified Duke Infective Endocarditis Criteria
Modified Rankin Scale - MRS
Murray score for Acute Lung Injury
NIHSS
NPUAP Pressure Injury Stages
NYHA class (heart failure)
Oxygenation Index
Phenytoin level correction for renal failure/hypoalbuminemia
Pneumonia Severity Index (PSI)
Pulmonary Embolism Severity Index (PESI)
Ranson's criteria, Pancreatitis Mortality
Revised Geneva Score for Predicting Probability of Pulmonary Embolism
Revised Trauma Score (RTS)
SIRS Criteria
Sodium(Na) Correction Rate in Hypernatremia (Adrogue Formula)
Sodium(Na) Correction Rate in Hyponatremia
SOFA (Sepsis-related Organ Failure Assessment) score
TIMI Risk Score (for ACS, unstable angina, NSTEMI)
TIMI Risk Score (for STEMI)
Transtubular K Gradient (TTKG)
Trauma and Injury Severity Score(TRISS)
Wells' Criteria for deep vein thrombosis (DVT)
Wells Rule for Predicting Probability of Pulmonary Embolism
West Haven Criteria (Hepatic Encephalopathy Grades)

// Option A //

To download Medical Calculators mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Medical Calculators mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Medical Calculators from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Medical Calculators in HappyMod App.