IntroBar - Welcome and entice visitors from specific sources with an IntroBar.
Shary - Place a call to action in every link you Share. Free Forever
RightMessage - Ask the right questions, pitch the perfect offer
Linkiro - Increase your conversion rate! Add a call-to-action to links you share
UseHoney - Embeddable forms for your website. Design and embed user feedback forms and subscriber forms into your own site in minutes.
Rite.ly - Rite.ly is a Call-to-action (CTA) header that can be used in any page.