Use EzTool to track your outgoing mail messages
EzTool is an email tracking app that lets you know if the messages you’ve sent have been read or not. It works with your Gmail account and let you real-time notifications when your message is been read. EzTool added to your outgoing mail box checkbox marks to let you know what is the status of your messages.
• Track your mail
• Wait for the recepint to read your message
• See when and how many times your message has been read