Сollection of cheat sheets in Russian language free. The Application is OFFLINE and does not need the internet connection.Database will be downloaded when the application is run first time. We recommend you to use Wi-Fi connection.Main features:1. History – every article you ever viewed is stored in history.2. Favorites – you are able to add articles to favorites list by clicking the “star” icon.3. Managing History and Favorites lists – you are able edit those lists or clear them.4. Various Settings – you may change application’s font and theme (choose one of several color themes).5. Random article of the day widget. To see the widget in the list the application must be installed to phone memory (database may be installed anywhere).This app contains advertising.