"Free-to-play games or demos of released games under 1GB disk usage. 小於 1GB 硬碟用量的免費遊戲或已發布遊戲的試玩版 Please go to the group discussion to suggest more games. 歡迎到討論群裡推薦更多遊戲 https://steamcommunity.com/groups/f2p_sub1G"