stock tracking4 inventory management3 stock management2 warehouse management2 ai inventory analytics1 barcode scanner1 billing app1 cashier1 client management1 dashboard analytics1 encrypted database1 file uploads1 flutter complete app1 flutter pos1 german stock management system1 goods issue1 goods receive1 goods tracking1 inventory system1 inventory tracking1 invoice1 keeping stocks1 logistic operation1 mms1 multi-location support1 multilingual interface1 offline pos1 order automation1 point of sale1 portuguese stock management system1