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UnicodeChecker

Explore and convert Unicode

Download (Version 1.24, 4.6MB, Mac OS X 10.9 or later)

Freeware Donate if you like it.

Exploration Unicode number and UTF encodings for each codepoint • Related codepoints and decomposition • Browsing by plane, codepoint number or character block • Unihan data such as definitions, variants, pronunciations and older encodings for many Asian codepoints • Finding code points by name or their Unihan definition • Finding codepoints via Spotlight.

Conversion To and from: HTML, CSS, URLs, IDNA and various programming languages • Unicode Normalisation with an indication whether the string is already normalised (NFC, NFKC, NFD and NFKD) • Split Up and Diff tools to analyse a string codepoint by codepoint and highlight the differences • Most of the features are available to all applications you use via the ‘Services’ menu and AppleScript.

Please read the included help book for more detailed information.

UnicodeChecker uses data from The Unicode Standard, Version 15.0.0.

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Older versions

Version History:

1.24 (2022-09-19)
1.23 (2021-10-08)
1.22 (2020-04-21)
1.21.1 (2019-05-13)
1.21 (2019-04-24)
1.20 (2018-06-27)
1.19 (2017-09-10)
1.18 (2016-08-05)
1.17 (2015-06-21)
1.16.1 (2015-02-25)
1.16 (2015-02-17)
1.15.1 (2010-10-27)
1.15 (2010-10-21)
1.14 (2009-10-11)
1.13 (2007-08-27)
1.12.1 (2007-02-26)
1.12 (2007-02-19)
1.11 (2006-09-06)
1.10 (2006-05-22)
1.9.1 (2005-11-20)
1.9 (2005-11-03)
1.8 (2005-07-09)
1.7 (2005-05-08)
1.6.2 (2005-01-16)
1.6.1 (2004-11-01)
1.6 (2004-03-04)
1.5.7 (2003-04-27)
1.5.6 (2003-04-09)
1.5.5 (2003-01-03)
1.5.4 (2002-11-12)
1.5.3 (2002-11-07)
1.5.2 (2002-10-26)
1.5.1 (2002-04-05)
1.5 (2002-04-03)
1.1 (2002-01-23)
1.0 (2001-11-12)