Apps Like Varigate for iPhone and iPad
Calculate casing sizes and pressures
Calculate casing sizes, weights, and hydrostatic pressure with unit conversions between imperial and metric systems. Switch units instantly. Perform pressure calculations for oil and gas applications. Access accurate data for field and office use.
Varigate screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.



Halliburton eRedBook® Mobile
Halliburton
Industry data for oil and gas wells
The app provides instant access to key dimensions and strengths for pipe. Users can look up specifications for tubulars to quickly calculate capacity and annulus volumes in various units.



Calculator - Pad Edition
Ratha Sou
Calculate in portrait, science in landscape
Perform basic calculations in portrait mode and scientific calculations in landscape. Use root, power, factorial, exponential, division, logarithm, and trigonometric functions. Features a flat UI design similar to built-in iOS apps.

GlobeConvert Currency & Units
Ievgenii Lebid
Convert currencies and on the go
Convert currencies and physical with real-time rates and support for 160+ currencies and 350+ . Save favorite conversions for quick access. Use offline data from the last successful update.

SCR MAXFLO™
Southwire Company
Calculate pressure drop and fluid velocity
Calculate pressure drop, fluid velocity, Reynolds number, and friction factor for liquids and gases. Create custom projects, add and edit pipes, fluids, and fittings. Switch between metric and imperial units. Share calculations with other users.

Fluid Mechanics Calculator
V PUGAZHENTHI
Calculate and civil engineering parameters
Provides tools to compute parameters like pressure, flow rate, and viscosity. Users can switch between USCS and SI units. Features include calculating buoyant force, hydraulic radius, and density. Supports civil engineering and dynamics calculations.

Unit Converter - Best Unit App
Alan Mrvica
Convert units with simple design.
The app offers a unit converter with 20 categories and numerous units, including live currency updates for 155 world currencies. It converts angle, area, data, energy, length, temperature, time, volume, weight, and more.

Hole Volumes
Ash Point Ltd.
Calculate oilfield tubing volumes easily.
The app calculates hole, annular, tubing, and displacement volumes. Users input depth, casing, and tubing size for calculations.

HVACR Check & Charge
Copeland LP
Calculate refrigerant charges instantly
Calculate refrigerant charges for systems using built-in formulas. Input system parameters to determine correct levels for R-22, R-410A, R-32, and other refrigerants. Save and export calculation results for record-keeping.

Unit Converter | Converter4U
VisTech.Projects LLC
Convert units between categories seamlessly
Convert units across categories like length, area, and temperature. Perform simultaneous conversions and customize preferences. Copy converted values to the clipboard for quick use.

Civil Engineering Pack
V PUGAZHENTHI
Complete civil engineering toolkit with modules.
The app offers a comprehensive civil engineering toolkit featuring 12 modules and over 500 calculations. It supports SI and USCS units and provides PDF report sharing for engineering tasks.

Units App
Piet Jonas
Convert units across many categories.
The app converts between units in categories like length, temperature, and weight. It provides access to previous conversions through a history list with colored categories.

Mila's Unit Converter PRO
Scott DeSapio
Convert units across 16 categories
Convert units across 16 categories with instant accuracy. Switch between hundreds of units for length, weight, temperature, and more. Calculate conversions for cooking, engineering, travel, and study.

Converter+ (Units, Currencies)
TranCreative Software
Convert units, currencies, and calculate.
The app offers unit and currency conversion across hundreds of categories. It includes mortgage, loan, and tip calculators, with the ability to edit, add, or download templates.

steelyard
Mohamed Saad
Calculate metal weight offline
Calculate metal weights with support for multiple metals, shapes, and units in both metric and imperial systems. Perform offline calculations without background processes. Save settings and favorite calculations.

Dive Calculator
Zanthic Automation Inc.
Calculate stats and manage gas mixtures
Perform scuba-related calculations for divers of all experience levels. Calculate ATA, SAC/RMV rates, tank volume, and pressure ratings. Convert units as needed. Determine EANx mix, top-up, and bleed-down calculations.

Calculator Pro+ for iPad
Mosaic S.r.l.
Calculator with unit and currency converter.
The app offers basic and scientific calculator modes, a universal converter for numerous units, and multitasking capabilities. Users can view calculation history, edit input, and customize the appearance with various skins.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.