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Kuaizi IME vs Fcitx5 for Android: catalog facts
Kuaizi IME	Fcitx5 for Android
Free Free and open source under the LGPL-3.0 licence.	Free Free and open source under the LGPL-2.1 licence.
Android	Android
Input model designed around Pinyin syllable structure Built for touchscreen typing	Many Chinese input schemes built in RIME plugin with custom schema import
Documentation is mostly in Chinese Different input style takes time to learn	Keyboard layout is not customizable yet Google Play builds use a different signature from GitHub and F-Droid builds
Downloadable app	Downloadable app
Open source	Open source
License: LGPL-3.0	License: LGPL-2.1
Not stated if an account is needed	No account needed
Not stated if it 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 2, 2026

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