A Zodiac Sign Calculator is a tool that helps individuals determine their astrological sign based on their birth date. The zodiac consists of twelve signs, each associated with specific personality traits and characteristics. By inputting the date of birth, the calculator quickly identifies the corresponding zodiac sign. These calculators often provide additional information, such as compatibility with other signs and general horoscopes. Many people use them for fun or to gain insights into their personalities and relationships. Overall, a Zodiac Sign Calculator serves as a simple way to explore astrology and its influence on daily life.