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Tab Session Manager vs Workona: catalog facts
Tab Session Manager	Workona
Free Free and open source under the MPL.	Freemium A limited free tier is available. More workspaces and team features are paid.
Browser extension	Browser extension
Automatic periodic saves mean a crash or misclick costs nothing Optional Google Drive sync moves sessions between machines	Workspaces sync across machines and can be shared with colleagues Suspends tabs you are not using rather than keeping them loaded
Cloud sync depends on a Google account Very large session histories slow the interface	Requires an account and stores your tab data on their servers Beyond a small number of workspaces it is a paid subscription
Browser extension	Browser extension
Open source	Closed source
License: MPL-2.0	License not stated
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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