Easy Digital Downloads Purchase Limit
Limit the number of times and dates downloads can be purchased
This extension allows you specify purchase limits on a per-product basis. Want to disable a specific file after it’s been purchased ten times? Now you can! Simply install this plugin, set your purchase limit, and you’re 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.