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Smultron vs Focus: catalog facts
Smultron	Focus
Paid One-time purchase of $9.99 for Smultron 14, with a free trial download and upgrade and…	Free Free and open source under GPL-3.0.
macOS	Windows, macOS
One-time purchase with no subscription Older versions available for earlier macOS releases	Designed for low input latency Simple text editing without heavy language support
macOS only Current version requires macOS 14 Sonoma or later	Not designed for users who need heavy language support. On newer macOS versions, removing the quarantine flag may be required to run the app.
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 8, 2026

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