RigCalc: Drilling Calculator

RigCalc puts the everyday drilling calculations you need on the rig floor, in the mud pit, or in the office into one fast, offline app. Enter your values, get the answer with units, and see the full formula and working behind it. Built for drillers, drilling engineers, mud engineers, cementers, well-site supervisors and students of petroleum engineering. WHAT YOU GET • 40+ oilfield calculators across eight categories • Advanced Hydraulics: multi-section annular analysis with ECD, pressure loss and flow regime • Step-by-step working for every result: formula, substituted values and final answer • Export any calculation or hydraulics report to PDF and share it • Calculation history so you can reload previous inputs • Favorites for the formulas you use most • Search across all calculators • Light and dark themes • No account, no ads, no internet connection required BASIC CALCULATIONS…