Biometric attendance machines made sense when everyone clocked in at one office door. Field teams don't work that way — they're at job sites, warehouses, and client locations.
GPS check-in with geofencing gives you proof of location without hardware costs. Employees use the phone they already carry. Admins see who's on site in real time.
ShiftInOut adds optional selfie verification when you need an extra layer, and offline sync for crews working in areas with poor signal.