Unlimited data plans are mobile phone service options that allow users to access the internet without a set data limit. This means customers can stream videos, browse social media, and download files without worrying about exceeding a specific data cap. However, some providers may slow down speeds after a certain amount of data usage during peak times. These plans are popular among heavy data users, such as gamers and streamers, who require consistent internet access. Major carriers like Verizon, AT&T, and T-Mobile offer various unlimited plans, often with additional features like mobile hotspot capabilities or international roaming.