Petroleum Field Calculator

A professional oilfield calculation toolkit designed for petroleum engineers, field operators, and students. It streamlines drilling, production, and reservoir math so you can make fast, reliable decisions in the field or classroom. Core features - Essential petroleum calculators: pressure and hydrostatics, wellbore hydraulics, volumetrics and reserves, decline curve basics, and more - Smart units and conversions: instant Field/SI switching, auto-convert inputs, and clean, readable results - Project workflows: save and organize cases, export to CSV or PDF, and share results with your team Why it stands out - Accurate, industry-referenced formulas with practical defaults and input validation - Offline-ready for rig sites and remote locations - Built for productivity and education: great for quick checks, training, and classroom demonstrations Keywords: petroleum engineering app, oilfield calculator, drilling calculator, production engineering tools, reservoir volumetrics, unit converter, field productivity, education

1. Download and set preferences: choose Field or SI units, default decimal precision, and safety limits in Settings. 2. Create a project: add a well or study name, then select a module such as Drilling, Production, Reservoir, or Conversions. 3. Enter inputs: type or paste field data; the app auto-converts units. Tap Calculate to view key outputs and, where applicable, summary tables or charts. 4. Save and export: store the calculation in your project, then export results to CSV or PDF for reporting or sharing. 5. Go further: create templates for recurring jobs, favorite your most-used calculators, and use input hints to reduce errors and rework.