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4thewords vs Plot Factory: catalog facts
4thewords	Plot Factory
Freemium Free to try, with paid plans listed on the pricing page.	Freemium Signing up is free; see the site for current plan details.
Web	Web
Game mechanics and streaks that reward regular writing Cloud save with version history	Worldbuilding, character and plot planning next to the manuscript Works in a mobile browser with no installation
Online service that needs an account Game elements can distract writers who want a plain editor	Online only, with your stories stored on the service Requires an account
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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