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Inkwell vs Markpad: catalog facts
Inkwell	Markpad
Freemium Free editor; PDF and HTML export need a one-time $19 Pro licence.	Free Free to download, with source published on GitHub.
Windows, macOS, Linux	Windows, macOS, Linux
Small native binary, not Electron Mermaid diagrams and LaTeX math in preview	Monaco editor with Vim mode and synchronised preview KaTeX maths and Mermaid diagrams
PDF and HTML export are paid Not open source	Focused on Markdown rather than general programming Licence not stated in the available information
Downloadable app	Downloadable app
Closed source	Closed source
License: Shareware	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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