You have so many features using this URL shortener. You also don't need to register to use all feature. Best is to configure your shurt URL with a passwort or set a limit how often it can be called. So you have a very good protection to it.
shorturl.is - Make long url's short. Statistics included!
exe.io - Shorten, Share & Earn Money
Capsulink - Capsulink is a URL shortener that gives you the key tools you need to optimize your content and marketing strategies.
Linkrex.net - Earn money for each visitor to your shortened links with linkrex.net! Earn up to $150 daily by sharing links on the internet.
ShrtFly - ShrtFly is one of the best URL shorteners, They offer Higher Payout Rates on Norway and United States Country.
BinBucks - Binbucks is Url Shortener And Pastebin Site. You Can Earn Money By Sharing Links, Pastes, Code, Articles.