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MWeb Pro vs MiaoYan: catalog facts
MWeb Pro	MiaoYan
Paid A lifetime version costs $34.99 on the MWeb Store; also available on the App Store.	Free Free to download from the GitHub releases page.
macOS, iOS	macOS, iOS
Native AppKit and UIKit apps GFM with math, Mermaid and ECharts previews	Native Swift app, not Electron Notes stay as plain Markdown files in your own folder
Apple platforms only Paid app	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
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 October 1, 2026

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