MongoDB is one of the most popular databases and has a place in the top 5. As per the survey report, there are 90,000+ companies using MongoDB. The companies have a small size of between 10-50 employees and big-sized companies are using it. These are the industries that use MongoDB software. Like, Information Technology and Services, Computer Software, Internet based, marketing & advertising, financial services, higher education, telecommunications, retail, hospital & health care and education management and others.