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Shadow vs Kasm Workspaces: catalog facts
Shadow	Kasm Workspaces
Paid Paid subscription; the homepage showed a discount offer.	Freemium Downloadable for self-hosting; organisational deployments are licensed commercially.
Windows, macOS, Linux, Android, Web	Web, Self-hosted
Full Windows PC, so any launcher, mod or app can be installed Clients for most desktop and mobile platforms plus a browser	Streams full desktops and single apps to a browser Container isolation for risky browsing
Ongoing subscription cost Needs a fast, stable internet connection	Built mainly for organisations Needs a server with container support
Downloadable app, Web application, Hosted service	Self-hosted
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.