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Cubox vs Omnivore: catalog facts
Cubox	Omnivore
Freemium Can be tried for free, with paid features on subscription.	Free Free and open source under the AGPL-3.0 licence.
macOS, Android, iOS, Browser extension, Command line	Web, Self-hosted, Browser extension
Highlighting and AI summaries of saved articles Question answering across the whole saved library	Highlights, notes and labels on saved articles Newsletters by email, PDFs and RSS feeds in one place
Website and much of the product are in Chinese No Windows desktop app listed	Hosted service closed, so you must run your own server Maintained by the community after the company stepped back
Downloadable app, Hosted service, Browser extension	Self-hosted
Closed source	Open source
License not stated	License: AGPL-3.0
Account needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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