Qadrant is a free shift schedule app designed for workers on a 6-4 schedule with 6 different shifts. Developed by FranQuin, this Android app displays the default shift, which is customizable, and the current month. Users can switch between different shifts by scrolling vertically and between different months by scrolling horizontally. Additionally, the app comes with a desktop widget for quick access.

Overall, Qadrant offers a user-friendly and simple interface for managing shift schedules. Its customization options make it a great fit for workers on non-traditional schedules. However, the app is specifically designed for a confidential group, which is not disclosed, and may not be suitable for other industries or schedules.