Oilfield Calculator Pro
Ahmad Suleiman Utilities iPhoneiPadiPod touch
Oilfield Calculator Pro is a paid Utilities app for iPhone and iPad by Ahmad Suleiman. Requires iOS 15.0. Updated July 5, 2026.
- Price
- 9.99 USD
- on the App Store
- Size
- 23 MB
- Age 4+
- Updated
- Jul 5
- 2026 · v3.0
Screenshots
About Oilfield Calculator Pro
100+ petroleum engineering calculators for oilfield professionals. Oilfield Calculator Pro is a comprehensive petroleum engineering toolkit designed for engineers, operators, supervisors, technicians, and students working in the oil and gas industry. The app provides over 100 engineering calculators covering Well Control, Well Testing, Reservoir Engineering, Production Engineering, Enhanced Oil Recovery (EOR), Tank Volume Calculations, Separator Vessel Calculations, Unit Conversions, and many other field and office applications. Key Features: • 100+ petroleum engineering calculators • Well Control calculations (Hydrostatic Pressure, Formation Pressure, Kill Mud Weight, Pressure Gradient, and more) • Well Testing calculations and fluid property tools • Reservoir Engineering calculations including PVT, Material Balance, Relative Permeability, Reservoir Volumes, and Rock Properties • Production Engineering tools including IPR, Vogel, Fetkovich, Artificial Lift, Pressure Analysis, and Flow Performance calculations • Tank Volume calculations for multiple tank geometries with engineering drawings • Separator Vessel calculations including retention time, vessel sizing, and liquid capacity calculations • Extensive oilfield unit conversions • Interactive charts and engineering visualizations • Fast offline operation with no internet connection required • User-friendly interface optimized for field and office use Whether you are working in drilling, production, reservoir management, well testing, facilities, or petroleum engineering studies, Oilfield Calculator Pro provides reliable engineering tools to support daily operations and technical evaluations. Developed by petroleum industry professionals for practical field use. Version 2.0 Professional Petroleum Engineering Toolkit
What’s new
Version 3.0 · Updated July 5, 2026
Major update! Added Engineering Assistant, Engineering Handbook, Formula Library, Petroleum Glossary, new production, reservoir, well testing, artificial lift, separator and well control calculators. Added engineering charts and plots, improved navigation, enhanced dark mode, better performance, improved calculation accuracy, and various bug fixes.
App privacy
The developer, Ahmad Suleiman, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Oilfield Calculator Pro
Looking for apps like Oilfield Calculator Pro? Here are 6 similar apps on the App Store. The highest rated is Patch Utilities (5.0/5), and 4 of the 6 are free to download.
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Oil & Gas Calculator
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Patch Utilities
5.0
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WellCalc
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Workover Assistant
5.0
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ECD Calculator
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FrackCalc
5.0
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Oilfield Calculator Pro | – | 9.99 USD | July 5, 2026 | |
| Oil & Gas Calculator | – | Free | Aug 10, 2026 | Compare |
| Patch Utilities | 5.0 / 5 (3) | 1.99 USD | Mar 10, 2026 | Compare |
| WellCalc | – | Free | Aug 17, 2026 | Compare |
| Workover Assistant | 5.0 / 5 (2) | Free | Dec 6, 2025 | Compare |
| ECD Calculator | 5.0 / 5 (5) | Free | Aug 12, 2026 | Compare |
| FrackCalc | 5.0 / 5 (1) | 9.99 USD | Sep 27, 2026 | Compare |