Mobile phone usage has grown dramatically worldwide, with over 5 billion subscribers accounting for 77% of the global population. Smartphones are still less common than basic phones, though their popularity is increasing. Mobile phones can be used anywhere at any time for a variety of functions like calling, texting, games, and social media. While mobile technology provides many benefits like connectivity and accessibility, heavy usage may lead to issues like distraction and dependence. Overall, mobile phones have changed communication and the world through increased connectivity.