Oil & Gas Calculator : OilCalc
Drilling, production Calcs
Free · In‑App Purchases
Drilling, production, reservoir & trading calculator.Keep your field calculations agile.
OilCalc delivers the quick-calculator stack oil & gas teams rely on every shift. Jump between Drilling, Production, Reservoir, and Terminal/Trading modules to solve pump output, MASP, GOR, tank strapping, CTL/CPL, OOIP, and more in seconds. Each calculator guides inputs with unit selectors and validation, then returns step-by-step formulas, unit conversions, and context summaries for reports or handovers. Save time on well control checks, production optimization, and custody-transfer paperwork while ensuring consistent math across the field.
Feature Highlights
Drilling suite: pump output, annular velocity, mud-weight adjustments, kick tolerance, MASP, displacement
Production toolkit: API/Density/SG, GOR, water cut, flow conversions, tank volumes, shrinkage factors
Reservoir workflows: OOIP, recovery factor, productivity index, Vogel IPR, decline curve analysis
Trading & terminal: CTL/CPL/CTPL, tank strapping, cargo reconciliation, density-at-15°C
Share-ready outputs with formulas, units, and annotated inputs
Dark, field-friendly UI optimized for iPhone and iPad
https://sites.google.com/view/tlutechoilc/home
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
The developer, Chetan Shah, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Chetan Shah
- Size
- 4.1 MB
- Category
- Utilities
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Monthly Plan $1.99
- Weekly Plan $0.99
- Yearly Plan $9.99
- Copyright
- © 2025 Upasana