If you're looking for a comprehensive app to learn Czech, Czech - English by eflasoft is definitely worth checking out. It offers a range of features, including a quick dictionary, effective translation, irregular verbs, frequently used phrase sentences, tests, and games.

One of the best things about this app is that it works offline, meaning you can access hundreds of thousands of words and sentences in the database without an internet connection. As soon as you start typing, the app suggests suggestions, and you can even make voice calls with the "Speech recognition" feature. The meanings of the words are sorted according to frequency of usage and percentage information is given. You can learn words more easily with example sentences, and the database includes 97,000 English to Czech words and phrases, and 84,000 Czech to English words and phrases.

Other features include a customizable widget, 2,700 common phrases used in daily life, English irregular verbs with their conjugations, a list of English phrasal verbs, and multiple games and tests to help you learn and memorize words. With so many features and tools, Czech - English is a great option for anyone looking to learn Czech.