Mud Engineer Lite

Mud Engineer Lite is the free edition of Mud Engineer Pro, a field calculator for drilling-fluids (mud) engineers. It works fully offline on your iPhone or iPad — no account, no ads, no subscription. FREE CALCULATORS - Mud Weight & Hydrostatic Pressure — hydrostatic pressure, ECD, and margins against pore pressure and fracture gradient - Rheology — PV, YP, apparent viscosity, power-law n and K, low-shear yield point, gel progression - Hole Cleaning — annular velocity, recommended minimum, slip velocity and cuttings transport ratio FIELD OR METRIC Switch between US field units and metric at any time; values convert automatically. 10 LANGUAGES English, Arabic, Danish, German, Spanish, French, Dutch, Norwegian, Portuguese and Russian. MORE IN MUD ENGINEER PRO Mud Engineer Pro adds the full set of 20 tools — drilling hydraulics, kill sheet, cement job design, weight-up, mud formulation and brine design, swab and surge, solids analysis, alkalinity, filtration and more — plus a Technical Reference PDF with formulas and worked examples. These calculators are engineering aids. Results depend on the inputs you enter; always verify against your operator's approved procedures, well plans and kill sheets.