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Trime vs Guileless Bopomofo: catalog facts
Trime	Guileless Bopomofo
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the GPL.
Android	Android
Built on the configurable RIME input framework Supports shape-based and phonetic input schemes	Uses libchewing for intelligent phonetic conversion Implements most libchewing features
Android only Setup of RIME schemas can take some learning	No fuzzy or error-tolerant input Android only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0
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 2, 2026

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