TudoAzul is the loyalty program of Azul Linhas Aéreas, a Brazilian airline. It allows members to earn points when flying with Azul or using services from partner companies. These points can be redeemed for flights, upgrades, and other rewards. Members can join for free and enjoy various benefits, such as exclusive promotions and access to special events. TudoAzul also offers different tiers, which provide additional perks based on the number of points accumulated. This program aims to enhance customer loyalty and improve the travel experience for its users.