Fluid applicators with precise volume dispensing control for dispensing fluids such as a disinfectant in a controlled manner. Such fluid applicators may include a barrel including a sidewall having an inside surface defining a chamber for retaining a fluid, an end press, a push rod disposed within the chamber, the push rod having a push button and a piercing tip, a cap attached to a port via a hinge to cover a hydrophobic filter disposed on the sidewall of the chamber, a one-way valve disposed on the outlet on a distal end of the barrel, a disinfectant disposed within the chamber; a housing having a base and an open proximal end; and a fluid applicator sponge disposed in the base of the housing. An alternate fluid may include a deformable end press, a plurality of volume scale markings on an outer surface of the barrel, a push rod, a one-way valve and applicator sponge.