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Unicodia vs Characters: catalog facts
Unicodia	Characters
Best for: Anyone looking up Unicode characters, symbols and emoji on Windows	Best for: Finding and copying special characters and emoji on a GNOME desktop
Free Free and open source, apart from the licence of one bundled font.	Free Free and open source under the GPL-2.0-or-later and BSD-3-Clause licences.
Windows	Linux
Covers all Unicode 17 characters Shows which installed font renders each character All 4 strengths for Unicodia Covers all Unicode 17 characters Shows which installed font renders each character Copies codes as HTML, UTF-8 or UTF-16 Notes on each writing system	Keyword search across Unicode characters Browse by category including emoji and math symbols All 3 strengths for Characters Keyword search across Unicode characters Browse by category including emoji and math symbols Actively maintained GNOME app
Windows only, with only basic support on Windows 7 Named multi-character sequences are not shown yet All 3 limitations for Unicodia Windows only, with only basic support on Windows 7 Named multi-character sequences are not shown yet Search is simple	Linux only Basic feature set aimed at lookup and copy
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-2.0-or-later AND BSD-3-Clause
No account needed	No account needed
Offline features available	Offline features available
Official website Full listing and sources Sources for Unicodia mercury13.github.io/unicodia Catalog checked October 2, 2026	Official website Full listing and sources Sources for Characters apps.gnome.org/Characters Catalog checked October 1, 2026

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