Slaver

Disable revision functions in WordPress and delete all entries of revisions in database. 
It is extremely important to back up your database before install this plugin.

Disable Revisions

Disable revision functions in WordPress and delete all entries of revisions in database.

tweetysha

This plugin will disable revision function in WordPress and delete all entries of revisions in database.
It is extremely important to back up your database before install this plugin if you want to keep backup of your revisions.

TW Disable Revisions

Disable revision function in WordPress and delete all entries of revisions in database.

Disable Revisions vs TW Disable Revisions