Walmart: FREE Swiffer Sweeper After Rebate January 30, 2011 This post may contain a link to an affiliate. See my disclosure policy for more information. Wow! These magazine rebate offers are popping up all over the place! Here’s another one: Swiffer Sweeper, on Rollback for $7.97 Get a FREE Swiffer Refill with purchase of Starter Kit Pay $7.97 for both Submit for the $12 mail-in rebate Final cost: both FREE! **If you already got the FREE Swiffer Extender, then you cannot get this deal. Thanks, Passion for Savings!