D1 Attendance is a free Android app developed by THREE38 Innovation Cafe that provides an easy and efficient way to mark and view employee attendance. This app is designed for businesses and organizations of all sizes to manage their employee attendance records effectively.

The app provides a user-friendly interface that allows an admin to add, edit, and delete employee records. The admin can also mark attendance for employees and view the attendance reports. The app also provides a feature to export the attendance data as a CSV file. Moreover, the app is password protected to ensure the security of employee data.

Overall, D1 Attendance is a useful app for businesses and organizations that want to manage employee attendance records efficiently. It is easy to use, free, and provides a secure platform to store employee data.