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SimScale vs OpenFOAM: catalog facts
SimScale	OpenFOAM
Best for: Engineering teams running CFD and FEA without local hardware	Best for: Engineers and researchers running fluid dynamics simulations without commercial licence costs
Paid Commercial subscription; plans are listed on the pricing page.	Free Free and open source.
Web	Linux, Command line
Runs entirely in the browser on cloud compute Covers CFD, FEA, thermal and electromagnetics All 3 strengths for SimScale Runs entirely in the browser on cloud compute Covers CFD, FEA, thermal and electromagnetics Documentation, forum and public example projects	Wide range of physics: turbulence, heat transfer, reactions, acoustics Predictable six-monthly releases All 4 strengths for OpenFOAM Wide range of physics: turbulence, heat transfer, reactions, acoustics Predictable six-monthly releases Extensive regression and performance testing Large user base in industry and academia
Requires an internet connection and account Aimed at professional engineering budgets	Command-line and case-file driven, with a steep learning curve No built-in graphical interface for setup
Web application	Downloadable app
Not open source	Open source
License not stated	License: GPL-3.0
Account needed	No account needed
Needs internet	Offline features available
Official website Full listing and sources Sources for SimScale simscale.com Catalog checked October 1, 2026	Official website Full listing and sources Sources for OpenFOAM openfoam.com Catalog checked October 1, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.