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Action1 vs Fleet: catalog facts
Action1	Fleet
Freemium Free with all features for the first 200 endpoints; more endpoints are paid.	Freemium Free to self-host, with paid licenses for additional features.
Windows, macOS, Linux, Web	Self-hosted
Free for 200 endpoints with no feature limits Patches both the operating system and third-party applications	MDM, patching and vulnerability management in one tool Works across multiple operating systems
Cloud-only; there is no self-hosted option Paid beyond 200 endpoints	Some features require a paid license Running it yourself needs server administration
Hosted service	Self-hosted
Closed source	Open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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