Yahoo Messenger

Yahoo Messenger was an online communication tool that allowed users to send instant messages, share files, and make voice or video calls in real-time. Launched in 1998, it functioned as a digital chat platform integrated with email and other services. Users could see when friends were online and engage in conversations instantly, making it popular for personal and professional communication before being discontinued in 2018. It helped facilitate quick, instant interaction over the internet, similar to modern messaging apps, and was a pioneer in online instant messaging technology.