OpenSimSim is an Android application developed by Open Sim Sim Pty Ltd. It is a free business and productivity app that simplifies employee scheduling, recruitment, time tracking and communication for businesses with hourly workers.

The app allows managers to schedule their employees quickly and easily, saving both time and money. They can track worker hours and export timesheets into payroll, ensuring compliance with local labor laws including overtime, breaks, and certifications. The app also provides a before and after publishing schedule cost analysis.

OpenSimSim integrates with POS systems to view sales data and forecasts for scheduling and reports. The app also provides workplace communication with private and group messaging and automated shift reminders. The app is user-friendly and accessible, making employee scheduling and time tracking a breeze for managers.