Awesome and addictive. The speech feature on the Polish side doesn't really work. And there are a few translations that seem a bit off. Other than that, great app.
This is not teaching me the correct Polish pronunciation. Uninstall.
Works well. Words range from beginner to intermediate
Now with sound!
If the voice sounds not correct you've to change your settings!
Settings --> Voice Input & Output (Text-to-Speech)
with letter level correction : if last typed letter is wrong, word becomes red !