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Story Architect (STARC) vs Beat: catalog facts
Story Architect (STARC)	Beat
Freemium A free version with unlimited projects is available, and some features are reserved for…	Free Free and open source under the GPL, distributed through the App Store.
Windows, macOS, Linux, iOS	macOS, iOS
TV series with all episodes kept in one project Screenplays, comics, plays and books share one story bible	Plain-text Fountain files that stay readable anywhere Final Draft import and export with revisions
Proprietary licence on Linux builds AI assistant relies on ChatGPT technology	Apple platforms only Largely maintained by one developer
Downloadable app	Downloadable app
Closed source	Open source
License: Proprietary	License: GPL
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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