This reference app provides essential calculations for oil well control, including pressure, kick tolerance, and kill mud weight. It also includes data tables for various drilling equipment specifications and BOPs information.




194+ iOS apps curated and reviewed
The best zhandos uakanov apps on iPhone average 2.4★ across 194+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $0.99 | 5.0★ (1) | No | No | Aug 2026 | |
| 2 | $0.99 | 4.0★ (1) | No | No | Aug 2026 | |
| 3 | Free | — | No | Yes | Aug 2026 | |
| 4 | $0.99 | 1.0★ (4) | No | No | Aug 2026 | |
| 5 | $0.99 | — | No | No | Aug 2026 | |
| 6 | Free | — | No | No | Aug 2026 | |
| 7 | $1.99 | — | No | No | Aug 2026 | |
| 8 | $1.99 | — | No | No | Aug 2026 |




This reference app provides essential calculations for oil well control, including pressure, kick tolerance, and kill mud weight. It also includes data tables for various drilling equipment specifications and BOPs information.






This app provides essential data and calculations for oil and gas professionals involved in coiled tubing operations. It includes dimensions, stretch tables, and nitrogen calculations based on API data to support daily operations and ensure safe working times.





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This app provides essential hand calculations for oilfield specialists and petroleum engineers. It offers a comprehensive collection of formulas and tools for drilling, exploration, and mud engineering, aiming to simplify complex calculations.


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This app provides tools for enhanced oilfield drilling slug calculations. It helps determine the volume of slug needed to fill a pipe length and the weight of slug for a set volume, ensuring efficient operations.




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This app provides essential calculations and a comprehensive reference guide for oilfield operations. It offers quick access to critical data and tools, ensuring efficient and safe project execution for mud engineers and industry professionals.