The official REFPROP 10 software is a proprietary database developed by NIST and is not available for free download
Professional use; includes 147 pure fluids and advanced mixture models. Paid ($125)
Searching for "cracked" or "pirated" versions of REFPROP 10 from 2021 (or any year) poses significant risks: refprop 10 free download 2021
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While NIST doesn’t provide a trial for v10 directly, the site sometimes offers a demo for older versions (v9.1). Check the NIST SRD 23 page for current policies. The official REFPROP 10 software is a proprietary
: NIST occasionally provides beta or alpha DLLs to existing users to help debug new features.
: Contains only a limited number of fluids (e.g., water, CO2, R134a, nitrogen, oxygen, methane, propane, helium, hydrogen, and dodecane) and limited mixture calculations. Key Features of Version 10 Check the NIST SRD 23 page for current policies
: Runs on Windows XP, 7, 8, or 10 and requires approximately 10 MB of disk space. Warning on Unofficial Downloads