출근퇴근 is a location-based attendance management app designed for iPhone users. It aids in recording work hours to comply with the 52-hour workweek policy. The app utilizes GPS and WIFI for location-based services.

Key Features:

• Record clock-in and clock-out times.
• Record attendance within the allowed range from registered workplaces using GPS and WIFI.
• Easy vacation management with in-app approval.
• Manage off-site work requests and record attendance at designated locations.
• Request corrections for attendance records due to unavoidable circumstances.
• Pre-apply and approve overtime work to comply with the 52-hour workweek policy.
• Supervisors can verify employees' attendance records within the organization.