Draw using your entire screen, drag up the options pane for things like pen width, as well as saving your creation.
No ads :)
(SEO: Whiteboard, blackboard, simple draw, doodle)
Tags: blackboard doodle, doodle on blackboard, best whiteboard blackboard, multiboard, doodle note no ad, whiteboard blackboard, multidesk.
Version 1.2: Simplify the app's functionality. Even more screen space - title bar hidden, settings pane now longer has a drag handle. Settings now opened with the menu button.
Version 1.1: Minor usability improvements (better settings menu), can now change line style (round / block), lowered API version requirement (now supports 2.2+, rather than just 2.3.3+)