Are there any charges with redeeming Flash WOWchers? Yoodo Care March 22, 2021 01:40 Updated There are no charges at all. Related articles When was the Flash WOWchers campaign launched? How do I use my Flash WOWcher(s)? Who is eligible to claim Flash WOWcher(s)? Why can I see a particular brand of Flash WOWcher but cannot claim it in the Flash WOWchers Google Form? How many Flash WOWchers can I claim? Comments 0 comments Please sign in to leave a comment.