페달봄 - 자전거 봄 점검·정비 체크·점검 주기 is a video players & editors app by 엑스노 with 100+ downloads (about 441 estimated). Released Nov 25, 2020. Install growth, rank history, SDKs and ad networks.
From the store listing: “Check the tires, chain, brakes, and gears of your bicycle parked all winter by following the questions, and record the mileage for parts replacement.”