Easy Digital Downloads Purchase Limit:
Easy Digital Downloads Purchase Limit Plugin:
This extension allows you to specify purchase limits on a per-product basis. You can disable a product after it is purchased a particular number of times with the help of the plugin. You just need to install the plugin, set the total number of downloads and it’s done. It’s that simple.
Purchase Limits also allows you to limit the dates Downloads are available to be purchased by setting a start and/or end date.