OuiDog is an online platform that helps people find and purchase puppies from breeders, with a stated focus on responsible breeders, trusted transactions, and quality breeding. Visitors can browse available puppies, explore listings by breed, and search for breeders near them. The site features a wide range of breeds, including Beagles, German Shepherds, Australian Shepherds, French Bulldogs, Golden Retrievers, Labradors, Dachshunds, and Yorkshire Terriers. Individual listings provide puppy details and prices, with options to reserve; some listings also mention payment in instalments.

OuiDog serves breeders as well as prospective dog owners, inviting breeders to join the platform to promote and sell puppies more simply. It provides contact details and information about its concept, breeders, events, and sales terms. The site also emphasizes the responsibilities involved in acquiring an animal, encouraging buyers to consider lifelong care, review and sign the required commitment certificate, and check that advertisements are verified. OuiDog presents itself as a resource for finding a puppy while promoting informed, careful decisions and animal welfare.