Disclosed herein are roof brackets, devices, and apparatuses for standing seam metal roofs to provide a removable place to place a foot. In one aspect, an apparatus may include a bracket configured to releasably secure to a standing seam of a panel, the bracket having a housing having at least one side comprising a slot configured to allow at least a portion of a standing seam to travel therethrough; a plurality of cams contained within the housing, the plurality of cams rotatably connected to the housing at a first portion of the plurality of the cams; at least one elongated member connected to at least one of the plurality of cams; and at least one tension element connected to the housing and in operable communication with at least one of the plurality of cams. Also disclosed herein are methods for using the disclosed roof brackets and apparatuses.