To use Hubble, simply download the Hubble app and sign up using your phone number, name, and email address. Hubble lets you purchase discounted brand cards from over 50+ top brands and enjoy instant savings of up to 10%, over and above the brand discounts, every single time you shop. Search for your favorite brands on Hubble, purchase a discounted brand card instantly, load it onto the brand’s wallet on the app, or use it directly to shop at the brand’s website or offline stores depending on the brand.