Company Alexei Vinidiktov created these great apps:
Phonetizer, Phonetizer, Spell English (EFL & ESL), Vocabilis, PhonetiKey, LingoBuff Katakana Study, Разговорный английский? Запросто!, LingoBuff JLPT Vocab Trainer, LingoBuff Core French Vocab, Lemmatizer, Словарь "Альбион", and others..
