My favorite is PL/SQL Developer by Allround Automations. It is light weight, intuitive and low priced. It has a query builder, which is good for less savvy users. You can easily copy query results to Excel. It even has charting capabilities. Christoph http://ruepprich.wordpress.com/ <http://ruepprich.wordpress.com/> -- "Men do not quit playing because they grow old; they grow old because they quit playing." - Justice Oliver Wendell Holmes