We're powering bitcoin back rewards for a number of awesome bitcoin merchants that you could check out if you'd like!

https://www.btc-cards.com/ https://thebitcoinclothingcompany.com/ https://shamory.com/ (temporarily paused but will be back in the next day or so) https://mrsatoshi.com/

And lots more to come. Of course you will still need to make a purchase, so only "free" in the same way that Fold sats are "free" :)