Company TenguLogi created these great apps:
TenguGo Kana Hiragana Katakana, TenguGo Arabic Alphabet, TenguGo Kanji, TenguGo Hangul, TenguGo Arabic 1, TenguGo Cyrillic Alphabet, TenguGo Hindi Alphabet, TenguGo Korean Vocabulary, TenguGo Korean 1, and others..
