Everything in the app
Free, and most of it works with no signal.

Watch, line by line
Tap the frame to pause, jump to any line, and loop one line until it sticks.
Pause on any line
Replay a line until it sticks
Hide the English when you want to try
HSK courses, one lesson at a time
Fifteen filmed lessons in the official word order, each with five new words and one grammar point.
Learn words from pictures and sound
Every new word arrives with a picture and a real voice, then a quiz that asks it four different ways.
A word book that schedules itself
Words you save come back right before you forget them, and a word you keep missing comes back sooner.
The tools

Offline dictionary
Every word, with example sentences, no signal needed

Stroke order
Trace a character the way it is really written

Grammar notes
412 points from HSK 1 to 6, in plain English

