We'll create fresh WordPress site with Cleanup Duplicate Meta installed. You have 20 minutes to test the plugin after that site we'll be deleted.
There are times when your database gets filled up with duplicate entries that you may not want. Cleanup Duplicate Meta allows you to check for any duplicates in either the Post Meta or User Meta tables. Then if you want to get rid of them, simply click on the Cleanup button and Cleanup Duplicate Meta deletes the duplicates leaving either the first or last meta (you select which).
The interface is simple and easy to use:
See the screenshots tab for more details.