The FreedomPop craze started when the company started offering free 4G WiFi in 2012. Now, they're offering a hacker phone and cheap cell service for it. The phone, nicknamed the "Snowden" phone by the industry, has everyone from TechCrunch to Mashable talking about it.
Google Voice assigns you a new free phone number and integrates it with powerful telephone enhancing features and a contact management system. This phone number acts as a hub for all your other phone numbers. You can accept text messages online, read your voice-mails, and direct calls to your current numbers based on predefined rules you assign.
When talking about social networks, there really is only one option for those who want to stay connected with most people they know. There are actually more than 1.6 billion users on Facebook as of March 31st, 2016. This is the biggest reason Facebook is the best social network, but not the only reason.