Available in English, French and Spanish.QTc Calculator lets you:• Calculate QT corrected with 4 formulas: - Bazett. - Fridericia. - Framingham. - Hodges.• Use millimetre (mm) or millisecond (ms) for QT.• Use beats per minute (bpm) or RR (mm) for Heart Rate.• Convert from mm to ms and vice versa.• Convert from bpm to mm and vice versa.• Get the result of the QTc with the 4 formulas.• Get alert in the QTc is abnormal.