Portal Achievements Here is the full list of all 15 Portal achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.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 Flag Filter All None 15 Offline Mode 15 Single Player 4 Main Storyline 2 Collectable 3 Time/Date Link flagsOR joinAND join What are achievement flags? Click to find outApply Lab RatAcquire the fully powered Aperture Science Handheld Portal Device. 1 guideFratricideDo whatever it takes to survive. 1 guidePartygoerMake the correct party escort submission position decision. HeartbreakerComplete Portal. Terminal VelocityFall 30,000 feet. 2 guidesLong JumpJump 300 feet. 2 guidesCupcakeBeat two Portal advanced maps. 1 guideFruitcakeBeat four Portal advanced maps. Vanilla Crazy CakeBeat all six Portal advanced maps. 1 guideBasic ScienceEarn bronze medals on all Portal challenges. Rocket ScienceEarn silver medals on all Portal challenges. Aperture ScienceEarn gold medals on all Portal challenges. 2 guidesCamera ShyDetach security cameras from the walls. Friendly FireKnock down a turret with another turret. 1 guideTransmission Received..? 2 guides