ACALL is a free Chrome extension developed by ACALL Inc. It falls under the category of Browsers, specifically Add-ons & Tools. This extension allows users to seamlessly integrate Google Calendar with ACALL, enabling them to easily register visitor information from their calendar.

With ACALL, users can conveniently register visitor information directly from Google Calendar. This includes capturing details such as the visitor's name and email address. Additionally, ACALL provides the functionality to send appointment emails, ensuring efficient communication with visitors.

The ACALL extension enhances the user experience by streamlining the process of managing visitor information. By integrating with Google Calendar, it simplifies the task of registering visitors, saving time and effort.

Overall, ACALL is a valuable tool for individuals and businesses who frequently interact with visitors. Its seamless integration with Google Calendar makes it a convenient choice for managing visitor information effectively.