Loading...

  1. v1.0.8iOS
    * Added new calculations: Pipe Displacement (Steel), Bottoms Up (Strokes), Pipe Weight, Pipe Stretch, and Free Point
    * Improved coverage for drilling, circulation, and pipe mechanics workflows
    * Minor UI refinements and performance improvements
  2. v1.0.7iOS
    •   Added new drilling hydraulics and pressure calculations, including Annular Velocity, Annular Pressure Loss, Bottom Hole Pressure, Equivalent Circulating Density (ECD), and Trip Margin (pressure method).
    •   Minor improvements and refinements to UI.
  3. v1.0.6iOS
    •	Added new calculations for Mud Dilution and Mixing Densities.
    	•	Fixed decimal input issues for users in comma-based locales.
    	•	Improved keyboard behavior on iPad running iOS 26.
  4. v1.0.5iOS
    - Added an options menu with the ability to suggest a calculation.
    - Minor bug fix.
  5. v1.0.4iOS
    2 new calculations added:
    Drill Pipe Elongation Due to Temperature 
    Choke Adjustment Lag Time Rule of Thumb
  6. v1.0.3iOS
    Added new calculation for Mud Weight-Up with Barite.
  7. v1.0.2iOS
    New calculations added for Formation Temperature, Drilling Cost per Foot, and Pressure from Force and Diameter. Minor bug fixes.

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Petroleum Field Calculator, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Data licensed under CC-BY-NC 4.0