Hello! The first version of the offline multilingual dictionary and thesaurus based on the English Wiktionary is ready. https://play.google.com/store/apps/details?id=wikokit.kiwidict.enwikt It is based on the open-source project Wikokit http://code.google.com/p/wikokit/ P.S. Also this software could be used in order to search and correct :) errors in the Wiktionary http://en.wiktionary.org/wiki/Wiktionary:Grease_pit#English_Wiktionary_Andr… Best regards, Andrew Krizhanovsky.