Now you can speak the real evil language
The app is Black speech and Orcish dictionary with convenient word search. It will be helpful for people who interests by Tolkien's writing.
This is free version. In pro version you will be available grammar and phrasebook sections.
All the materials from:
http://nightfallrpg.narod.ru/Vocabularies/Black_speech.htm
http://www.angelfire.com/ia/orcishnations/englishorcish4.html