The invention relates to an exercise seat, in particular to an exercise seat capable of being put in parks, and aims at providing an exercise seat which is capable of automatically adjusting the exercise difficulty, diversified in exercise manners and capable of being put in parks. The invention adopts the technical schedule that the exercise seat capable of being put in parks comprises a seat, anarc-shaped strut, a fixed board, a swing seat, a first swing rod, a circular frame, a hollow sleeve, a first guide rod, a baffle plate, a first spring and a roller, wherein the left middle part of the seat is connected with the arc-shaped strut; the right part of the arc-shaped strut is connected with the fixed board; a first clamping groove and a second clamping groove are formed in the fixed board; and the first clamping groove is located on the left of the second clamping groove. Through swinging the circular frame leftwards and rightwards by users, stretching exercise is carried out on arms of the users; through holding the lower part of a second swing rod and swinging leftwards and rightwards, the upper part of the second swing rod swings rightwards, the roller is divorced from the second clamping groove, and the users can hold the circular frame to swing the arms leftwards and rightwards.