Using the Auto-reply Chrome Extension
The AutoReply Chrome extension links you directly from the Gmail interface to the GSmart AutoReply App. This is often can be handy because the app link is available right inside the Gmail interface.
Go to the link below to install the extension:
Press the "Add to Chrome" button to install the extension.
Chrome will confirm your permission to install the extension.
Once the extension is installed, it will be available when you open Gmail right side icon bar.