I suggest you to add next button It would be easier if you add it in vocabulary screen. I love your presentation but it seems a bit uncomfortable to use.
nice for beginners Not many words , but read out loud.
Too few word but design very good
Wow! The best for me!
it's what i need
Content updates, and bug fixes.
☆Listen without waiting downloading files★off/online dictionary★words practice☆
Learn American English, improve your speaking skills, get to know U.S. culture
Learn to speak American English-get to know U.S. Culture on the go(in Chinese)