Security Threats: Unofficial installers often contain malware or trojans.
If you cannot afford a full license, you have a few excellent, legal alternatives that carry no security risks.
If you need the software for testing or educational purposes without paying the full fee, NIST provides a limited free version: mini-REFPROP
: Users moving from version 9.x to 10.x can purchase an upgrade for $125.00 . refprop 10 free download 2021
The 10th version of REFPROP was a significant milestone. While some sources note the initial release was in 2018, active updates and enhancements continued throughout 2020 and 2021, focusing on performance and usability. Here are some of the most important improvements in REFPROP Version 10:
If your budget does not allow for a commercial REFPROP license, several high-quality, open-source alternatives provide similar functionality. 1. CoolProp : Completely free and open-source. Capabilities : Covers a vast library of fluids and mixtures.
REFPROP uses the most accurate pure-fluid and mixture models currently available in the industry. It calculates properties such as density, enthalpy, entropy, viscosity, and thermal conductivity. Key Capabilities The 10th version of REFPROP was a significant milestone
Download the installer directly from the secure NIST portal after payment processing. Summary of Software Comparison NIST REFPROP 10 CoolProp (Alternative) Paid License Free / Open Source Accuracy Gold Standard (NIST Verified) High Accuracy Python Support Yes (via wrapper) Native Support Updates Regular Official Patches Community Driven
The full version of is not available for free download as it is a commercial product developed by the National Institute of Standards and Technology (NIST).
If you need help setting up an alternative fluid database, let me know: open-source alternatives provide similar functionality.
If you cannot purchase REFPROP 10, consider these legitimate free alternatives: CoolProp
The is a powerful software program developed by the National Institute of Standards and Technology (NIST). It is widely regarded as an industry standard for calculating the thermodynamic and transport properties of industrially important fluids and their mixtures.
: Includes only a few common fluids like water, CO2cap C cap O sub 2 R134acap R 134 a
The most straightforward method is purchasing a license directly from the NIST Standard Reference Data website.
These tutorials demonstrate how to install the free version and link it with professional tools like Excel: Thermodynamic Calculations - Software REFPROP Mini Dr.-Ing. Manuel Ramsaier REFPROP Excel AddIn Randall Manteufel REFPROP Intro 2 Randall Manteufel 💡 Open-Source Alternative
