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LiquidText vs Sioyek: catalog facts
LiquidText	Sioyek
Freemium Free to install from the app stores; the homepage does not list the prices of paid…	Free Free and open source under the GPL. The developer accepts optional donations.
Windows, macOS, iOS	Windows, macOS, Linux
Excerpts and notes can be arranged and linked on a workspace Suited to reviewing long documents	Opens a referenced figure, table or citation in an overlay without losing your place Searchable highlights, bookmarks and marks across your whole library
Pricing is not clearly stated on the homepage Its workflow takes some learning compared with a plain PDF reader	The last tagged release is from December 2022 macOS shows a quarantine warning that needs working around on first launch
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
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 September 23, 2026	Official website Full listing and sources Checked September 21, 2026

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