Support online dictionaries and search engines - online dictionaries and search engines are one-touch away - further study can be possible 4. diverse user-settings and user-friendly settings - online dictionaries by each book - comfortable dark mode, quiz-modes, push alarm at time user sets - TTS support over 137 languages — App comparison — * Number of books - Simply Paste Flashcards M Pro : unlimited - Simply Paste Flashcards M : 3 * Number of words in one book - Simply Paste Flashcards M Pro : unlimited - Simply Paste Flashcards M : 200