HiOperator - HiOperator is a virtual assistant that answers phone calls, chats with customers, provides in-app help, takes orders, and provides support.

RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything

Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.