Stack Machines Achievements Here is the full list of all 7 Stack Machines achievements.Filter Achievement View View Image viewList view Sort by Won first then 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 AllWonNot wonBeginnerSolve levels 1 through 15 21 April 2025 - Add a guideReverseSolve level 6 13 July 2024 - Add a guideIntermediateSolve levels 16 through 30 Locked - Add a guideAdvancedSolve all levels after level 30 Locked - Add a guideAll stacked upSolve all levels Locked - Add a guideOptimal solutionSolve levels 2 and 3 in 42 cycles Locked - Add a guideDecompositionSolve level 38(Decomposition) Locked - Add a guide