Apps Like Oilcalcs for iPhone and iPad
Complete calculator for oil professionals.
The app calculates weights and volumes for oil and gas professionals using ASTM tables and formulas. It offers features for crude oil, products, and lube oils, including blending and density calculations.
Oilcalcs screenshots
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.


Meteo Calc: Weather Forecast
雪平 王
Analyze with temperature, humidity, and pressure
Track current with temperature, humidity, and air pressure readings. Calculate dew point, wet bulb temperature, air density, vapor pressure, and enthalpy. Adjust indoor climate using comfort index calculations.

iUnit Measurement Conversion
Black Cat Systems
Convert between 1650 units easily.
The app converts between 1650 different units in 57 categories. Users can convert units for acceleration, area, energy, mass, temperature, time, and volume.

Varigate
Canadian Casing Accessories Inc.
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.



E6B Aviation Calculator - FLT9
Raj Jeshang, Inc.
Calculate flight parameters and altitudes
Calculate pressure and density altitudes, true airspeed, and mach number. Determine wind correction angle and true heading. Compute crosswind, headwind, and tailwind. Find ground speed and flight time. Calculate fuel burn and cloud base.

Amount Plus - Unit Converter
Marco Torretta
Convert units, calculate values, organize tasks
Convert units quickly with over 700 options across 30 categories. Customize conversion settings and layouts. Add notes and formulas for calculations. Export results in various formats. Share converted values directly.

EIRP Calculator
Pulsely Consulting Limited
Calculate effective transmission power easily.
The app calculates effective transmission power using radio transmitter and antenna combinations. It determines the equivalent isotropically radiated power based on observed peak power density and maximum antenna gain.

Pipe Tools
Global Alloy Pipe & Supply, Inc.
Access specs and charts on the go
Access steel specifications including wall thickness and mass measurements in inches, millimeters, pounds, and kilograms. Convert units between feet, meters, pounds, and metric tonnes. Compare costs and view charts from ASME B36.

Converter and Calculator Lite
Cider Software LLC
Convert units and currencies instantly
A and unit/currency with a clean interface. Convert between 500+ units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.


Drilling Engineering
PT.Pertamina(Persero)
Oil and gas drilling operations planning.
The app offers petroleum unit conversion and approximately 90 drilling calculations for operations and design. It also provides API tubular data and tools for stuck pipe problem identification and well control.

Long Exposure Calculator
Junel Corales
Calculate time with ND filters
Calculate time and shutter speed for neutral density filters. Set countdown timers for exposures 10 seconds or longer. Supports up to 24-stops of ND filter. Compatible with iPhone, iPad, and iPod touch.



Engineering Converter
Brook Wallace
Convert units for temperature, length, mass,
Convert units for temperature, length, mass, mole, area, volume, time, velocity, acceleration, density, molar density, molar volume, force, pressure, energy, power, mass flow, mole flow, volume flow, heat capacity, molar heat capacity, latent heat,


Convertium: Currency & Units
InVooDoo LLC
Convert currencies and save favorites
Converts between 160 currencies and 350 physical . Users can save favorite conversions for quick access. Offline exchange rates are updated every half-hour and stored if successful.

Air Products Gas Converter
Air Products and Chemicals Inc
Convert industrial gas weight and volume.
The app converts weight and volume measures for industrial gases and liquefied natural gas. It accounts for molecular weight and density when converting between liquid and gaseous units.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.