This app provides essential tools for oil and gas professionals involved in drilling operations. It offers unit conversions, a comprehensive drilling calculator, API tubular data, stuck pipe problem identification, and well control calculations.





229+ iOS apps curated and reviewed
TallyRig is the household name in well control, but it's far from the only option. We track 229+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.










This app provides essential tools for oil and gas professionals involved in drilling operations. It offers unit conversions, a comprehensive drilling calculator, API tubular data, stuck pipe problem identification, and well control calculations.






This app provides drilling and well personnel with a flexible and effective way to practice and maintain essential well control knowledge. It offers exam-style questions aligned with industry standards, training and exam modes, and instant explanations to reinforce learning.


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 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 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 application provides access to well control training and certification resources. It serves as a mobile platform for learning and verifying competency in well control operations.


This app provides essential data and calculators for oil and gas well calculations. Access key dimensions, strengths, and specifications for tubulars to quickly determine volumes and capacities. Supports multiple unit systems for flexible calculations.


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 free utility app provides essential unit conversions for the oil and gas industry. It supports a wide range of common oilfield measurements, including area, capacity, density, and pressure. Users can request additional units via email.




Unify control of thousands of smart home devices from various brands. Organize devices by room, automate tasks with custom scenes, and share access with family. Experience a simpler, more connected, and comfortable living space.


Access essential specifications for Tubulars, BOPs, and API Casing offline. View detailed data like tool joint OD, make-up torque, and pressure ratings. Share spec sheets when an internet connection is available.


This app helps you regain control of your digital life by limiting app usage, blocking distractions, and improving focus. It provides tools and insights to reduce screen time, boost productivity, and enhance well-being.




Monitor and control your Chandler Systems water treatment system with ease. View system settings, track water usage, and initiate cycles remotely. Connect to multiple valves from a single device and update valve firmware.


Automate your home for enhanced comfort, security, and awareness. This app simplifies control of connected devices, aiming to create a smarter, more comfortable living environment while contributing to a healthier planet.


This app offers multiple strategies to help you reduce screen time and control app usage. Features include delayed app opening, timed scrolling interruptions, and customizable app limits. It also provides options for strict blocking, settings protection, and encourages mindful breaks.


Discover oil and gas well locations with this app. Search by well name or API number, view operator information, and see wells displayed on a map. Supports numerous states across the US.