Snaptu was founded in Israel, this application has been allowing smartphone users to log in to their Twitter accounts, Facebook accounts but many more. Facebook bought the Israeli Snaptu yesterday for an estimated $70 million but Zuckerberg denies it. He says that he bought Snaptu for $30 million.
Snaptu, which was born in 2007 as Mobilca, has been running on 2500 different mobile smartphones. Facebook was previously trying to create their own Snaptu but their efforts failed.