Great little program to help you learn Chinese.
Most commonly used words appear first. Tap screen to see definition AND phrases in which the word is used. Long hold to switch between traditional (teal) and simplified (salmon) word forms. Swipe left and right to move cards.
Touch slider at top of screen to jump between cards. Cards are sorted with most commonly used words towards the left of the slider.
Deluxe version includes many more words and phrases (all Chinese words in existence today).