Evidence-based medical calculators with full formula transparency. BMI, eGFR, drug dosing, cardiac output, and more — designed for the way you practice.
Every feature designed to help you make faster, more confident clinical decisions.
Across 15 specialties — from BMI and eGFR to NIHSS, SOFA, CHA₂DS₂-VASc, and thyroid storm. Diagnose with confidence.
Every calculation shows the formula and substituted values. Verify the math before applying it clinically.
Save results to patient profiles, track calculation history, and never lose a clinical decision trail.
All data stored locally on your device. PIN-protected access. Optional encrypted cloud backup.
Find any calculator in seconds — search by name, category, or keyword. No scrolling through menus.
Share calculation results with colleagues via any messaging app. Perfect for consultations and handoffs.
Over 175 evidence-based clinical-decision tools, organized by specialty. Each one shows its formula, references, and clinical interpretation. No reference-only fluff.
Weight and height-based obesity assessment
Mosteller & DuBois formulas for chemotherapy dosing
Devine formula for ventilator and drug dosing
Convert volume and time to drops per minute
Holliday-Segar hourly fluid calculation
Burn resuscitation fluid estimation
Renal function estimation for drug dosing
Metabolic acidosis differential diagnosis
Fractional excretion of sodium for AKI evaluation
Perfusion pressure calculation for ICU
Bazett & Fridericia corrections for ECG
Heart rate × stroke volume with cardiac index
APLS & Nelson formulas for emergency dosing
Bedside renal function in children
Weight-based dosing with common drug presets
Level of consciousness assessment
11-item stroke severity score
2-day stroke risk after TIA
Physiologic triage tool
ICU sedation assessment
Hospital admission guide
Pre-test probability of PE
Safe PE exclusion in low risk
Hypoxaemia differential
Berlin Definition severity
Quick bedside sepsis screen
Sequential organ failure assessment
Systemic inflammation criteria
Haemodynamic marker
ICU mortality prediction
EDD and gestational age
Cervical ripening assessment
ACOG/NICE risk stratification
Neonatal assessment at birth
Postpartum haemorrhage guide
Cirrhosis severity grade
Liver transplant urgency
Pancreatitis severity score
Upper GI bleed triage
Re-bleeding risk after endoscopy
Chemotherapy eligibility & infection risk
Atrial fibrillation stroke risk
Bleeding risk on anticoagulation
Adjust for hypoalbuminaemia
pRBC volume needed to target Hb
Bidirectional glucose conversion
Osmolality & osmolar gap
Na correction for hyperglycaemia
Metabolic acidosis replacement
Thyrotoxicosis severity score
Every calculation shows its formula with your values already substituted. No black boxes — verify before you apply.
When you calculate a result, DocFlow shows you the exact formula and how your patient's values were substituted into it. This isn't just a number — it's a verifiable clinical decision.
Free and open source. Download the latest APK or explore the source code.
Install directly on your Android phone. Sideloading enabled.