Want a private social network just for family members? Hub is built for this. It is available as an app for iPhones and Androids to help keep you and your family connected and organized.
Use Hub to share calendars, lists, tasks and private messages.
Another similar solution for families (or anyone wanting a private group, like a conference or company) is Glassboard. It’s also available for iPhones, Androids and the web.
Cost: Hub is free; Glassboard has a free version and a premium for $5 per month, or $50 for a year