# PsychroMoist — Psychrometrics Calculations > Calculates thermodynamic properties of humid air using advanced mathematical models. (iPhone/iPad app by FLUIDIKA TECHLABS, SOCIEDAD DE RESPONSABILIDAD LIMITADA DE CAPITAL VARIABLE.) - Source: https://appshunter.io/ios/app/psychromoist/id569343079 (this page in markdown: same URL + `.md`) - Developer: [FLUIDIKA TECHLABS, SOCIEDAD DE RESPONSABILIDAD LIMITADA DE CAPITAL VARIABLE](https://appshunter.io/developer/569343082) - Category: Productivity, Utilities - Price: Free - Rating: 1.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 4+ - Requires: iOS 12.1 · 11 MB - Languages: English - Released: 2012-11-02 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/psychromoist/id569343079/reviews.md ## What is PsychroMoist? PsychroMoist performs high-precision calculations of thermodynamic properties of humid air. It implements the latest mathematical models for the simulation of the physics of water vapor, dry air and humid air as real gases. Given a combination of two thermodynamic properties of humid air and a value of pressure, it calculates 39 thermodynamic properties of humid air, dry air, water, water vapor and ice. The results obtained are suitable for scientific or industrial use, HVAC, meteorology and related fields. -Performs all the calculations implementing the latest mathematical models used to generate the tables for moist air properties and thermodynamic properties of water in the 2009 ASHRAE Handbook of Fundamentals. The following applies when the application has enabled the Full Range of Variables: -Allows for 17 different combinations of thermodynamic properties to be entered as input parameters, plus a value for absolute pressure: Dry-bulb Temperature / Wet-bulb Temperature Dry-bulb Temperature / Dew Point Temperature Dry-bulb Temperature / Relative Humidity Dry-bulb Temperature / Humidity Ratio Dry-bulb Temperature / Specific Enthalpy Dry-bulb Temperature / Specific Volume Wet-bulb Temperature / Dew Point Temperature Wet-bulb Temperature / Relative Humidity Wet-bulb Temperature / Humidity Ratio Dew Point Temperature / Relative Humidity Dew Point Temperature / Specific Enthalpy Dew Point Temperature / Specific Volume Relative Humidity / Humidity Ratio Relative Humidity / Specific Enthalpy Relative Humidity / Specific Volume Humidity Ratio / Specific Enthalpy Humidity Ratio / Specific Volume -Output variables: Dry-Bulb Temperature Wet-Bulb Temperature Dew Point Temperature Moist Air Pressure Water Vapor Pressure Saturation Water Vapor Pressure Saturation Pressure at Wet-Bulb Temp Saturation Pressure at Dew Point Temp Dry Air Mole Fraction Water Mole Fraction Dry Air Mass Fraction Water Mass Fraction Humidity Ratio Saturation Humidity Ratio Relative Humidity Absolute Humidity Parts per million by weight Parts per million by volume Enhancement Factor Specific Volume of Dry Air Specific Volume of Moist Air Specific Volume of Saturated Water Specific Volume of Saturated Ice Specific Volume of Saturated Water Vapor Density of Dry Air Density of Moist Air Density of Saturated Water Density of Saturated Ice Density of Steam Specific Enthalpy of Dry Air Specific Enthalpy of Moist Air Specific Enthalpy of Saturated Water Specific Enthalpy of Saturated Ice Specific Enthalpy of Saturated Water Vapor Specific Entropy of Dry Air Specific Entropy of Moist Air Specific Entropy of Saturated Water Specific Entropy of Saturated Ice Specific Entropy of Saturated Water Vapor Compressibility of Dry Air Compressibility of Moist Air Compressibility of Saturated Water Vapor -Supports input parameters and calculation results in both SI (metric) and I-P (English) system of units. -Range of variables in the SI (metric) system of units: Temperatures : -143.15 ≤ T ≤ 350 [°C] Relative Humidity: 0 ≤ RH ≤ 100 [%] Humidity Ratio: 0 ≤ W ≤ 10 [kg/kg] Pressure: 10 ≤ P ≤ 10E6 [Pa] -Range of variables in the I-P (English) system of units: Temperatures : -225.67 ≤ T ≤ 662.0 [°F] Relative Humidity: 0 ≤ RH ≤ 100 [%] Humidity Ratio: 0 ≤ W ≤ 10 [lb/lb] Pressure: 0.00145 ≤ P ≤ 1450.4 [psi] -For each combination of input thermodynamic properties, it calculates and provides the user with information about the appropriate input values over the valid range of calculations. -Results can be sent by email in an HTML file along with a comma-separated value (CSV) file. -For more information and a more comprehensive user's guide, please visit: www.fluidika.com. ## Key features - High-precision thermodynamic property calculations - Implements latest mathematical models - Calculates 39 properties of humid air - Supports 17 input combinations - SI and I-P unit systems - Suitable for scientific and industrial use ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/psychromoist/id569343079/reviews.md ### 1/5 — Crippled trial *2018-12-22, version 3.1* The free version is impossible to evaluate as it is pressure limited in the range of 700 kPa. There is no way I’m paying $20 just to have an app on my phone that I can access from Vaisala via the web. ## Frequently asked questions about PsychroMoist ### What is PsychroMoist used for? PsychroMoist is used to perform high-precision calculations of thermodynamic properties of humid air. It implements the latest mathematical models for simulating water vapor, dry air, and humid air as real gases, providing results suitable for scientific or industrial use in fields like HVAC and meteorology. ### What kind of input parameters does PsychroMoist accept? PsychroMoist allows for 17 different combinations of thermodynamic properties to be entered as input parameters, along with a value for absolute pressure. These include combinations of dry-bulb temperature, wet-bulb temperature, dew point temperature, relative humidity, humidity ratio, specific enthalpy, and specific volume. ### How many output variables can PsychroMoist calculate? PsychroMoist can calculate 39 different thermodynamic properties of humid air, dry air, water, water vapor, and ice. These outputs cover a wide range of parameters including various temperatures, pressures, mole fractions, mass fractions, humidity ratios, relative humidity, specific volumes, densities, enthalpies, entropies, and compressibility factors. ### Does PsychroMoist support different unit systems? Yes, PsychroMoist supports input parameters and calculation results in both SI (metric) and I-P (English) systems of units. This flexibility allows users to work with their preferred measurement standards. ### What is the temperature range for calculations in PsychroMoist? In the SI (metric) system of units, PsychroMoist supports temperatures ranging from -143.1 degrees Celsius. The application implements advanced models to ensure accuracy across these ranges. ### Is PsychroMoist suitable for professional use? Yes, the results obtained from PsychroMoist are suitable for scientific or industrial use. It implements the latest mathematical models used in resources like the 2009 ASHRAE Handbook of Fundamentals, making it a reliable tool for professionals. ### What is the update frequency of PsychroMoist? The latest version of PsychroMoist is 3.2, which was last updated on October 12, 2019. While the app has not been updated recently, its core functionality is based on established scientific models. ### What is the user rating for PsychroMoist? PsychroMoist has a current rating of 1.0 stars based on 1 rating. This indicates a very low user satisfaction based on the available feedback. ## Version history (last 1 release) ### 3.2 — 2019-10-12 -Update to iOS 12.1. -Bug fixes. ## Apps similar to PsychroMoist | App | Rating | Price | Category | | --- | --- | --- | --- | | [Hydronic](https://appshunter.io/ios/app/hydronic/id1210668843) | — | Free | Productivity | | [Carrier® Rooftops](https://appshunter.io/ios/app/carrier-rooftops/id547354198) | 3.0 (1) | Free | Productivity | | [AirCalc_](https://appshunter.io/ios/app/aircalc/id923430782) | — | $0.99 | Productivity | | [HVAC Psychrometric LT](https://appshunter.io/ios/app/hvac-psychrometric-lt/id348669920) | — | $0.99 | Productivity | | [Hydraulic System Calculator](https://appshunter.io/ios/app/hydraulic-system-calculator/id826281445) | 4.0 (3) | Free | Productivity | | [iManifoldCR](https://appshunter.io/ios/app/imanifoldcr/id1394856536) | 3.8 (11) | Free | Productivity | ## More apps by FLUIDIKA TECHLABS, SOCIEDAD DE RESPONSABILIDAD LIMITADA DE CAPITAL VARIABLE - [Steam IF97](https://appshunter.io/ios/app/steam-if97/id597678682) - [Steam Plot](https://appshunter.io/ios/app/steam-plot/id763929591) - [Cooling Tower](https://appshunter.io/ios/app/cooling-tower/id1058711915) All apps by FLUIDIKA TECHLABS, SOCIEDAD DE RESPONSABILIDAD LIMITADA DE CAPITAL VARIABLE: https://appshunter.io/developer/569343082 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*