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Xliff Editor vs Stringz: catalog facts
Xliff Editor	Stringz
Paid Paid app on the Mac App Store, with a trial available.	Free Free and open source under GPL-3.0.
macOS	macOS
Handles XLIFF 1.2 and 2.0 including inline tags and segmentation Optional AI batch translation with your own API key	Lightweight editor focused on Xcode localization Covers iOS, macOS, tvOS and watchOS projects
macOS 14 or later only AI translation requires your own paid API key	No commits since March 2024 No releases published on GitHub
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is 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.