Abstract: An apparatus for distributing and metering a granular and sticky mass, in particular a mass to be moulded into biscuits. The apparatus comprises a main conveyor device comprising juxtaposed parallel screws of alternate pitch and direction of rotation, which are sub-divided into groups of at least one pair of screws, a main motor and main transmission means comprising one clutch per group of screws, hoppers which are juxtaposed below the downstream end of the main conveyor device in a ratio of one hopper per group of screws and, beneath each hopper, a distribution column comprising an inlet, a holding chamber and an outlet, the said inlet being provided with a device for measuring the level of filling which is electronically connected to a control device for controlling the clutch of the said group of screws.