Popularized in the late '90s and early '00s, clamshell "flip phones" were trendy for their compact design – a fraction of the size of chunky "brick" phones a few years earlier – and offered satisfying closure when you hung up a call. However, feature-rich smartphones like the iPhone in 2007 and Android devices starting in 2008 quickly made the flip phone obsolete. Fast forward to 2023, and despite its limitations, this retro tech seems to be a fascination among Gen Z. Click the link in our bio to learn how flip phones are making a comeback.