Logos are an important part of a brand`s image. It only takes a couple seconds for a viewer to decide whether a design leaves a positive or negative impression on them. Swapping out a letter from what is essentially a wordmark and replacing it with some other sort of device like a number or art is a tried and true method to create a new logo. It`s especially handy for designers who need a typographic solution. Done well, your message is clear as well as clever. So in this post we`ve compiled a list of 25 Creative Letter-substitution Logo Designs for inspiration create memorable and timeless logo that properly communicates brand`s story and message.