Device for applying at least one cut track to an outer packaging comprising: - at least one linear guiding unit (20a, 20b, 20c), coupled to which there is at least one cutting unit (10a, 10b, 10c), which is provided for applying the at least one cut track, the at least one cutting unit (10a, 10b, 10c) having at least one cutting element (10.1a, 10.1b, 10.1c), - a sensor unit (14a, 14b, 14c) with at least one sensor (14.1, 14.2, 14.3, 14.4), which is provided at least for detecting one face (18a, 18b, 18c, 18d, 18e) of the outer packaging, - a positioning unit (12a, 12b, 12c), which is provided for positioning and/or fixing the outer packaging in a cutting position, - a transporting unit (16a, 16b, 16c) with a transporting path (16.2a, 16.2b, 16.2c, 22.2, 36.1, 40.1), which is provided for transporting the outer packaging to and/or through a cutting position, - a travelling path of the at least one cutting element (10.1a, 10.1b, 10.1c) in relation to the outer packaging being predeterminable by a sensor signal of the at least one sensor (14.1, 14.2, 14.3, 14.4) of the sensor unit (14a, 14b, 14c), which sensor (14.1, 14.2, 14.3, 14.4) is in a defined geometrical relationship with the at least one cutting element (10.1a, 10.1b, 10.1c, 10.1d), characterized - in that the cutting unit (10a, 10b, 10c) has a cutting head (10.1), which carries four cutting elements (10.1a, 10.1b, 10.1c, 10.1d), which are arranged spaced apart at a circumference of the cutting head (10.1), each cutting element (10.1a, 10.1b, 10.1c, 10.1d) being arranged between two sliding surfaces (34.1, 34.2, 34.3, 34.4) and each of the cutting elements (10.1a, 10.1b, 10.1c) being assigned to a different face (18a, 18b, 18c, 18d, 18e) of the outer packaging; - in that each of the cutting elements (10.1a, 10.1b, 10.1c, 10.1d) respectively has a sensor (14.1 14.2, 14.3, 14.4) of the sensor unit (14a, 14b, 14c) arranged running ahead of it in a direction (24a, 24b) in which the cutting head (10.1) is respectively guided along the outer packaging; and - in that each sensor (14.1, 14.2, 14.3, 14.4) is provided in order to scan in real time the respective face (18a, 18b, 18c, 18d) or edge of the outer packaging during the cutting. - at least one linear guiding unit (20a, 20b, 20c), coupled to which there is at least one cutting unit (10a, 10b, 10c), which is provided for applying the at least one cut track, the at least one cutting unit (10a, 10b, 10c) having at least one cutting element (10.1a, 10.1b, 10.1c), - a sensor unit (14a, 14b, 14c) with at least one sensor (14.1, 14.2, 14.3, 14.4), which is provided at least for detecting one face (18a, 18b, 18c, 18d, 18e) of the outer packaging, - a positioning unit (12a, 12b, 12c), which is provided for positioning and/or fixing the outer packaging in a cutting position, - a transporting unit (16a, 16b, 16c) with a transporting path (16.2a, 16.2b, 16.2c, 22.2, 36.1, 40.1), which is provided for transporting the outer packaging to and/or through a cutting position, - a travelling path of the at least one cutting element (10.1a, 10.1b, 10.1c) in relation to the outer packaging being predeterminable by a sensor signal of the at least one sensor (14.1, 14.2, 14.3, 14.4) of the sensor unit (14a, 14b, 14c), which sensor (14.1, 14.2, 14.3, 14.4) is in a defined geometrical relationship with the at least one cutting element (10.1a, 10.1b, 10.1c, 10.1d), characterized - in that the cutting unit (10a, 10b, 10c) has a cutting head (10.1), which carries four cutting elements (10.1a, 10.1b, 10.1c, 10.1d), which are arranged spaced apart at a circumference of the cutting head (10.1), each cutting element (10.1a, 10.1b, 10.1c, 10.1d) being arranged between two sliding surfaces (34.1, 34.2, 34.3, 34.4) and each of the cutting elements (10.1a, 10.1b, 10.1c) being assigned to a different face (18a, 18b, 18c, 18d, 18e) of the outer packaging; - in that each of the cutting elements (10.1a, 10.1b, 10.1c, 10.1d) respectively has a sensor (14.1 14.2, 14.3, 14.4) of the sensor unit (14a, 14b, 14c) arranged running ahead of it in a direction (24a, 24b) in which the cutting head (10.1) is respectively guided along the outer packaging; and - in that each sensor (14.1, 14.2, 14.3, 14.4) is provided in order to scan in real time the respective face (18a, 18b, 18c, 18d) or edge of the outer packaging during the cutting.