Unit system with unit selected per parameter and setting of decimals. The factors in formulas are calculated based em units selected. This is very useful in Oil & Gas.

Drilling Hydraulics (Basic Calculations) provides an useful tool to students, drillers, technicians, drilling engineers and other professionals of the oil well drilling.

Unit System with setting of decimals.

Formulas and Calculations:

- Capacities and Volumes
- Mud Properties and Gradient
- Temperature Gradient
- Pressure Gradient
- Hydrostatic Pressure
- Mud Pump Output
- Hydraulics on Drill Bit nozzles
- Friction Losses (on borehole section)
- ECD - Equivalent Circulating Density
- Pressure with well closed (Kick/LOT/FIT)

- The factors/constants are calculated based on different units of measures.

- Auto saves to restore when to open the app again
- Shares the same data on devices with same Apple ID


These tools & materials are provided 'as is' without warranties of any kind, express or implied.
Please verify the tools provided by this application by yourself before you use them. Ensure you understand the impact of using these tools.
Any use you choose to make of these tools & materials is undertaken by you entirely at you own risk.

What’s New

Version 3.0

- Added compatibility with newer iPhone and iPad models.
- Added new unit system with setting of decimals

App Privacy

The developer, Carlos Moura, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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