Sentiment analysis, often known as opinion mining, is a natural language processing technique. When an industry uses this method to discover and extract subjective information from source material, it may better grasp the social sentiment surrounding its brand, product, or service while keeping an eye on online discussions. Sentiment analysis is often performed on textual data. This study aids in comprehending customer opinions of a product, a brand, and their requirements. For a business to expand, this is quite beneficial.