Generally speaking, UI/UX design companies may levy between $10,000 to $49,999 for UI/UX design projects. Smaller companies may charge between $1,000 to $5,000, whereas medium-sized applications may demand anywhere between $10,000 to $25,000. For proposals that are bigger in scope and intricate, you may have to pay an exorbitant amount of $50,000 and more.