I'm deciding between Checkvist, Todoist and Nirvana, to use in a GTD-influenced way. So far, Checkvist is looking very good. A few things I have found, which I would like to see changed: When using the due-date (dd shortcut) dialog, selecting a date in the calendar e.g. using the mouse should result in that date being inserted into the text field. Currently, nothing seems to happen when I click a date. I'm using the latest stable Chrome browser on Windows. I would really like to be able to group lists into what Nirvana calls 'Areas' e.g. Home, Work, Personal etc. etc. In Checkvist the only way to achieve something similar is to nest sublists, but this is not as satisfactory. In Todoist, no 'Areas' exist either, but you can create subprojects. The web page displays the project tree on the left and if you select a top level project, the right hand pane displays the items and the subprojects in a list with headings. There is another way you can combine or organi...