Miiverse is described as 'service that lets you communicate with other players from around the world. It is accessible via Wii U and systems in the Nintendo 3DS family' and is an website in the Social & Communications category. There are three alternatives to Miiverse, not only websites but also apps for Android. The best alternative is ColdCast, which is free. Other great sites and apps similar to Miiverse are Uiiverse (Free) and The Social Network (Free).
ColdCast is a social platform very similar to Facebook, but with zero corporate interference. We believe that social networking should be an open and fun experience where you are be free to be yourself, not locked down and censored by a select few.
The Social Network is a platform for social and professional networking. The Social Network is a digital networking platform for social and professional networking. It has multiple exquisite features for it's users.