The best UI Birthday Invitation Platform: Pick a card, add guests, send! Then track your RSVPs all in one place. Cheapest price on the market, no subscriptions, no ads. Gone are days of $36 for invitations, invites filled with ads and hidden subscription fees. Birthday Rizz was made by busy parents for busy parents. It is so easy you can create your invite on a cell phone and RSVP on your apple watch. PM experience + vibe coding + 3 kids = The best birthday invitation platform.