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Gõ Nhanh vs XKey: catalog facts
Gõ Nhanh	XKey
Free Free, with no ads, supported by sponsors.	Free Free, with source code published on GitHub.
macOS	macOS
No ads and no data collection Works immediately after installation	Native macOS input method Documentation in Vietnamese and English
macOS only Project documentation is mainly in Vietnamese	macOS only Small single-developer project
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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