Bob's Cat Challenge Achievements Here is the full list of all 4 Bob's Cat Challenge achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Halfway throughCompleted the fifth level. Cat CollectorCollected 100 cats. Cat MasterCollected all of the cats. The EndCompleted the game.