You can differentiate free vs paid courses by observing the enroll buttons left side paid right side free if you find this answer helpful please follow and check out opencourser a site that helps learners find online courses.
Many courses on coursera give you the option to take them for free but many also give you the option to take the course and earn a learners certificate this is a document to say that you have passed a course offered by an accredited educational institution on coursera.
There are different types of free and different types of paid courses for free courses there are sites like coursera which are mostly useless to be honest the courses are mainly a testing ground for the universities then there are free sites.
Video created by university of virginia for the course introduction to personal branding your brand amp social media when it comes to social media platforms you have lots of choices at the end of this lesson you will have identified three.
Pay for a course or specialization when you enroll in a course or a specialization follow the onscreen instructions to make a payment once you pay for a course certificate you have 180 days from the day you paid to complete the course and earn a course certificate.
free courses vs paid courses which is right for me online course websites often require a yearly or monthly subscription to use them or make you pay per course you take sometimes these websites will offer some courses for free or a free trial so its difficult to make the decision between the courses that cost money and those that.