This app calculates various oilfield volumes, including hole, annular, tubing, and displacement. Users input depth, casing, and tubing sizes to get quick results. It supports both metric and standard units and allows for custom pipe sizes.



9+ similar apps compared and reviewed
Whether you want more options like Workover Assistant or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.



This app calculates various oilfield volumes, including hole, annular, tubing, and displacement. Users input depth, casing, and tubing sizes to get quick results. It supports both metric and standard units and allows for custom pipe sizes.





This mobile toolbox simplifies complex drilling engineering calculations. It offers a comprehensive suite of 29 functions across 11 categories, eliminating the need for handbooks and improving efficiency for engineers and technicians.

This utility app provides instant contact with well control services for emergencies. It also includes helpful calculators and lookup tables for casing, flange, coiled tubing, and nitrogen volume.




This application allows users to view and control industrial processes directly from their mobile devices. It provides responsive interfaces optimized for smartphones and tablets, enabling remote management of industrial automation systems.


Perform advanced ballistic calculations using Doppler radar-measured bullet drag coefficients. This app offers both 4DOF trajectory and BC-based calculators, along with a comprehensive ammunition library for precise shooting.


This app accurately calculates time-related tasks, including working hours, durations between dates, and age. It offers a user-friendly interface with dark mode and offline functionality, allowing for easy time management for work and personal life.


Navigate to oilfields across 23 US states with this comprehensive locator app. Search, map, save favorites, and get daily database updates. Features include custom pins, list creation, trip scheduling, and chatbot support.


Locate and view detailed information about various types of wells, including permit numbers, status, operator contacts, and production data. Access trusted data from a system used by over twenty regulatory agencies nationwide.