1 WebEngage: Get the free account and use it to push event based or behavior based notifications and gather feedback from customers.
2. Olark Chat: We already supported Zopim, but now we have Olark too! Some of our customers feel it looks nicer.
3. Punch Tab: Get viral with Punch Tab. Setup rewards, badges and points for social engagement. Go crazy, make it viral. Now.
4. Lexity Live: Ever wanted to get live analytics for your store? Wanted to interact with your users? While they were stuck on the shopping cart? Now you can ! Checkout this nifty and free application from Yahoo.