Best for related content promotion
Starts from: $free per month
Best for: small, medium companies.
AddThis is an online app/plugin which lets you add different elements to your website, including share buttons, follow buttons, related posts pop-ups, list building pop-ups or link promotion campaigns. It lets you choose from numerous pre-defined templates to create your campaigns.
Suggest related posts/content
Add share buttons to your website
Collect emails and build email lists
Customize pop-ups and promote links
Let visitors follow your team members quickly
+ look's customization
+ unlimited messages / advanced functionality