Nope. If you don't have an android device synced up to your google account it won't let you buy anything. At least when I tried yesterday it kept giving me the error "no android devices are linked to this account".
ehh now they are just reusing the same appsIf you didn't see it on the first day then you must have missed Swiftkey X which was AWESOME for $0.10. You also missed Soundhound.
Get NHL Rivals, it's fun. Reckless Racing Play is also very good.
Read It Later and Beautiful Widgets are also good.