LetterBid is a newsletter sponsorship platform that connects brands with newsletter publishers. Brands can discover newsletters, book sponsorship packages, or send custom campaign offers, while publishers can create storefronts, showcase their audiences, negotiate deals, and manage bookings and payments in one place. LetterBid makes buying and selling newsletter sponsorships simple, transparent, and seamless.
Creator marketplace to hire creators for UGC videos, bounties, monthly retainers, product collabs and affiliate campaigns. Free to join for brands and creators.
