Fast Polish Mobile - learning Polish for free play online

Application for effective learning of Polish.
Ideal for learning when traveling to school or work due to a simple user interface.
The base is free consisting of expressions and words there are altogether more than 1000 and their number is constantly growing.
Once downloaded the database does not require any later access to the internet but the update is available online.
In addition, the application has a quiz module in which you can verify your progress in learning.