Also, Navicat provides a number of tools allowing to perform all the necessary database operations such as creating, editing, and duplicating database objects. It also offers a wizard system that simplifies your database development tasks and a graphical manager for setting the users and access privileges.
Navicat for Oracle can connect to any Oracle Database version 9i and later and runs on Windows and Mac OSX with remote connection capability. Navicat is also available for MySQL and PostgreSQL.
More information on Navicat for Oracle is available online at http://oracle.navicat.com