Can I transfer my paper stamps to the app? Lucy March 19, 2021 18:47 Updated Please ask if they can do this for you at the till next time you make a purchase in-store Related articles Where can I see what I've earned on my Yoyo-powered loyalty card? I made a purchase but didn’t receive my stamps How do I share a voucher? I made a purchase but did not receive a stamp What are in-app purchases ? Comments 0 comments Please sign in to leave a comment.