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Qt Linguist vs Poedit: catalog facts
Qt Linguist	Poedit
Best for: Translators working on applications built with Qt	Best for: Translators and developers localizing apps and WordPress sites
Free Free on Flathub; licensed under LGPL-3.0-only.	Free + paid options Free download, with a paid Pro tier for pre-translation and WordPress features.
Linux	macOS
Edits translation catalogs for Qt applications Available as a standalone desktop app	Full gettext PO support plus XLIFF, JSON, Qt and Flutter Built-in checks catch translation errors All 4 strengths for Poedit Full gettext PO support plus XLIFF, JSON, Qt and Flutter Built-in checks catch translation errors Works with Crowdin and Localazy projects Dedicated WordPress theme and plugin translation in Pro
Focused on Qt application translations	Machine translation and pre-translation require Pro Focused on software localization rather than general documents
Downloadable app	Downloadable app
Open source	Not open source
License: LGPL-3.0-only	License not stated
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 Sources for Qt Linguist flathub.org/apps/io.qt.Linguist Catalog checked October 8, 2026	Official website Full listing and sources Sources for Poedit poedit.com Catalog checked October 1, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.