Cirrus Insight - Respond to Customers Faster and Update Salesforce from Your Inbox with Cirrus Insight. Start your free 14-Day trial today! No Credit Card Required.
Mailtrack.io - The best email tracking solution I've found. Free
Woodpecker - Legal document automation for solo & small firms. Simple to use, works in Word, connects to everything.
ReadNotify - ReadNotify enables the user to know when email is sent and the reciever reads the email.
Close - A CRM with built-in calling, SMS, and email
Bananatag - Find out what happens to your emails after you press send! Add email tracking, attachment tracking, email scheduling and templates to your daily emails.