Soft OLED screens are flexible OLED displays built on bendable substrates, offering superior durability, color accuracy, and energy efficiency compared to Hard OLED and LCD screens. Their flexibility enables innovative designs like foldable phones and curved displays. Despite higher costs, Soft OLEDs are favored in flagship smartphones for their premium visual and tactile experience. Future advances include shape-changing screens and integrated audio functions, making Soft OLED technology a cornerstone of next-gen devices.