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WonderPen vs bibisco: catalog facts
WonderPen	bibisco
Paid Proprietary software sold through a purchase page on the developer's site.	Freemium A free version is available, with a paid edition offering more features.
Windows, macOS, Linux	Windows, macOS, Linux, Android, iOS
Unlimited-depth tree for chapters and documents Export to PDF, Word, EPUB and web pages, including whole books	Tracks characters, scenes and storylines alongside the text Available on desktop and mobile platforms
Proprietary and paid Cloud sync relies on the developer's own service	Focused on novels rather than other kinds of writing Some features are reserved for the paid edition
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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