Priority Matrix is a time management software application based on the Eisenhower Method of arranging tasks by urgency and importance in a 2x2 matrix; although attributed to Dwight D. Eisenhower based on his Address to the Second Assembly of the World Council of Churches in Evanston, Illinois, the now-eponymous statement was delivered as a quote from sitting president of Northwestern University J. Roscoe Miller, then in attendance.
The application is also loosely based on David Allen's Getting Things Done methodology for improving productivity.
The four quadrants of the Priority Matrix organize tasks, based on importance and urgency, into lists that are either
PC Magazine ranked the iPad version of Priority Matrix among its 100 Best iPad Apps in 2011, 2012, and 2013.