Just added an exit intent popup to a client's site, they started getting leads in the first day! Seeing some impressive conversion rates so far.
Proof - Website conversion rate optimization and visitor monitoring
Img.vision - Image hosting & video hosting for eCommerce sellers
Fomo - Fomo turns your site into the online equivalent of a busy store
UploadHouse - Thumbnail and resize your photos and images
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.