The most important working windows of SuperMemo are:

* process window, which displays the parameters of the learning process

* editing windows: Edit, Learn, Search and Random test windows, which display individual items in particular options of SuperMemo

* append windows which are similar to editing windows and are used to add new items to the database

* browser window, which can be used to browse all items, intact items, memorized items, leeches, etc.

* statistical windows displaying optimal factors, optimal intervals, retention factors, etc.