Free, ad-free clinical calculators for nurses. No login, no email capture, no upsells. Built and maintained by an RN working in Western Australia.
All calculators
- IV Drip Rate Calculator (gtt/min) — gravity infusions, drop factor included
- IV Infusion Rate Calculator (mL/hr) — for pump-driven infusions
- Drug Dosage Calculator — volume needed from dose + concentration
- Drug Dilution Calculator — C₁V₁ = C₂V₂ for clinical preparations
- BMI Calculator — with WHO classification
- Body Surface Area (BSA) Calculator — Mosteller and Du Bois formulas
Planning to work in Australia?
If you are an international nurse aiming for Australia, start with the migration guides for AHPRA and ANMAC.