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Octarine vs MiaoYan: catalog facts
Octarine	MiaoYan
Freemium Free to download, with paid features offered; see the site for details.	Free Free to download from the GitHub releases page.
macOS	macOS, iOS
Notes kept as local Markdown files Core features built in without plugins	Native Swift app, not Electron Notes stay as plain Markdown files in your own folder
Download offered for macOS only Opinionated design with fewer configuration options	macOS only No WYSIWYG editing mode
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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