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SeekFast vs Hister: catalog facts
SeekFast	Hister
Freemium The free version searches up to 50 files at once; paid permanent licenses allow unlimited…	Free Free and open source under AGPL-3.0.
Windows, macOS, Linux	Windows, macOS, Linux, Web, Self-hosted, Browser extension, Command line
Searches more than 120 file formats Ranks results by relevance and previews matching context	Indexes full page content, not just titles and URLs Imports history, bookmarks and local files
Free version is limited to 50 files at once	Server must be running to index and search Only finds what you have visited or imported
Downloadable app	Downloadable app, Self-hosted, Browser extension
Closed source	Open source
License not stated	License: AGPL-3.0
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

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