A device for assisting in opening and closing a zipper is provided. The device includes a body having first and second diverging guide channels having mutually oriented guide angles for receiving the respective zipper tracks for sliding, non-interlocking movement of the zipper tracks through the guide channels in advance of the zipper slider for reducing the closure angle of the zipper tracks in advance of the zipper slider to correspond to the guide angle of the guide channels, and a handle carried by the body for permitting manual pulling movement of the body along at least a portion of the length of the zipper and generally positioned in a coextensive orientation in relation to a pull tab of the zipper slider such that an operator can simultaneously grasp the pull tab of the zipper slider and the handle while sliding the zipper slider in the closing direction.