Tamilarasan.net has a lot of collection of Tamil dubbed movies for free. Since the website distributes all kinds of media without licensing, it is banned in India. And it is considered to be illegal to download movies from these kinds of websites.
Even though it is banned by the govt. of India, people find this website really helpful for them to download or watch movies without paying anything.
Tamilarasan helps you watch movies in very high quality (720p, 480p ). It shares TV Series and shows including the Netflix and Amazon Prime Premium videos for free.
This website also distributes Hindi, Telugu, Malayalam language movies other than Tamil movies. Note that Hollywood movies are not excluded, they are too added by the website maintainers.
Tamilarasan lets you stream movies online without even downloading movies to your device. They provide contents in Blueray, HDRip, SD quality. And is really useful for many people.