FameBit - Easiest Way to Find, Hire, and Work with YouTube Influencers
Capsulink - Capsulink is a URL shortener that gives you the key tools you need to optimize your content and marketing strategies.
inzpire.me - An end-to-end solution for influencer marketing
shorturl.is - Make long url's short. Statistics included!
Insense & Paid Media - Find creators for short-term and long-term partnerships
UX9 - Free URL shortener. Customize, protect, call limits and expiration time may be configured. Free API and nice Customer area.