Access properties and calculations
Calculate thermodynamic properties of water and using the IAPWS-IF97 formulation. Input temperature and pressure to determine enthalpy, entropy, and density. Access supplementary standards for backward equations. Export results in tabular format.
Showing 1–20 of 1,000 ranked alternatives.
Daniel Medeiros
Simulate chemical processes offline
Allows users to create chemical process models using a touch-enabled PFD drawing interface. It supports offline operation and performs VLE/VLLE/SVLE/SVLLE calculations with equation of state and activity coefficient methods.
Bradley Long
Calculate air properties from temperature and humidity
Calculate air properties using the IAPWS 1997 formulation. Determine wet bulb temperature from dry bulb and relative humidity. Find relative humidity from dry bulb and wet bulb temperatures.
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.
Indigo Penguin Limited
On for free
On a virtual surface with finger or stylus input. Choose from various drawing tools and colors. Save and share creations directly. Supports touch and pen interaction for precise drawing.
Carmel Software Corporation
Calculate properties instantly
Calculate properties for saturated and superheated with pressure, temperature, and enthalpy values. Access HVAC equipment locator features. View property and charts. Export data and share results.
Alan Mrvica
Swap currency with a single button press
Convert across 12 categories including area, currency, data, distance, temperature, and time. Swap by pressing a button on the keypad. View live currency updates for 155 world currencies every 15 minutes. Supports iPad Split View.
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.
Tomas Gomez Martin
Solve thermodynamic problems
Solve thermodynamic problems with a calculator that computes steam tables for water, air, ideal gases, refrigerants, and other substances. View interactive graphs of results. Share calculations.
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