A calf stretching apparatus that includes a base placeable on a ground surface and a foot placement platform with a front end, a rear end, a platform surface spanning in an upward direction with respect to the base from the front end to the rear end and with a portion disposed at an acute angle with respect to a lower surface plane, and a platform sidewall positioned upright with respect to the platform surface and including an upper edge and an arcuate heel sidewall portion having a heel pad member disposed proximal to the front end of the foot placement platform. The heel pad member has two opposing heel placement sidewalls spanning upwardly away from the platform surface toward the upper edge and converging to an internal heel placement support wall, that define a heel placement recess disposed above the platform surface and configured to receive a user's heel.