Exportizer is available in three editions: Exportizer, Exportizer Pro, and Exportizer Enterprise.
Exportizer works with Excel files and local databases like dBase or CSV and supports several destination file formats.
Exportizer Pro can open local databases and ODBC data sources and exports data to large list of file formats and to ODBC data sources. It also has a SQL query tool.
Exportizer Enterprise can open all major relational databases and exports data to large list of file formats and databases. It also features additional powerful capabilities like migrating data in batch mode, exporting group of tables at a time etc. And it allows writing custom database queries.
Detailed list of all differences can be found on Exportizer web page.