Playtime past 2 weeks:

View global achievement stats
You must be logged in to compare these stats to your own
51 of 51 (100%) Achievements Earned::

Personal Achievements
Unlocked Apr 19, 2011 @ 5:42am

Wake Up Call

Survive the manual override
Unlocked Apr 19, 2011 @ 9:00am

You Monster

Reunite with GLaDOS
Unlocked Apr 19, 2011 @ 9:06am


Complete the first Thermal Discouragement Beam test
Unlocked Apr 19, 2011 @ 1:10pm

Bridge Over Troubling Water

Complete the first Hard Light Bridge test
Unlocked Apr 20, 2011 @ 11:19am


Make a break for it
Unlocked Apr 20, 2011 @ 12:02pm

Stalemate Associate

Press the button!
Unlocked Apr 21, 2011 @ 1:47am

Tater Tote

Carry science forward
Unlocked Apr 20, 2011 @ 1:44pm

Vertically Unchallenged

Master the Repulsion Gel
Unlocked Apr 21, 2011 @ 2:30am

Stranger Than Friction

Master the Propulsion Gel
Unlocked Apr 21, 2011 @ 2:54am

White Out

Complete the first Conversion Gel test
Unlocked Apr 22, 2011 @ 5:02am

Tunnel of Funnel

Master the Excursion Funnel
Unlocked Apr 21, 2011 @ 3:34am

Dual Pit Experiment

Do the same test twice
Unlocked Apr 22, 2011 @ 5:21am

The Part Where He Kills You

This is that part
Unlocked Apr 22, 2011 @ 6:06am


That just happened
Unlocked May 9, 2012 @ 8:37am

Drop Box

Place a cube on a button without touching the cube
Unlocked Feb 16, 2015 @ 6:14am


Complete Test Chamber 10 in 70 seconds
Unlocked Apr 23, 2011 @ 12:47pm

Pit Boss

Show that pit who's boss
Unlocked Apr 26, 2011 @ 12:20pm

Preservation of Mass

Break the rules in Test Chamber 07
Unlocked Dec 20, 2014 @ 1:39pm


Use an Aerial Faith Plate to launch a turret
Unlocked Feb 16, 2015 @ 7:14am

Final Transmission

Find the hidden signal in one of the Rat Man's dens
Unlocked Oct 18, 2011 @ 11:30am

Good Listener

Take GLaDOS' escape advice
Unlocked Apr 25, 2011 @ 10:37am

Scanned Alone

Stand in a defective turret detector
Unlocked Apr 25, 2011 @ 10:32am

No Hard Feelings

Save a turret from redemption
Unlocked Jun 25, 2011 @ 2:09am

Schrodinger's Catch

Catch a blue-painted box before it touches the ground
Unlocked Feb 16, 2015 @ 6:36am

Ship Overboard

Discover the missing experiment
Unlocked Feb 16, 2015 @ 8:34am

Door Prize

Examine all the vitrified test chamber doors
Unlocked Feb 16, 2015 @ 7:10am

Portrait of a Lady

Find a hidden portrait
Unlocked Feb 16, 2015 @ 7:05am

You Made Your Point

Refuse to solve the first test in Chapter 8
Unlocked Feb 16, 2015 @ 9:29am

Smash TV

Break 11 test chamber monitors
Unlocked Apr 19, 2011 @ 11:35am

High Five

Celebrate your cooperative calibration success
Unlocked Apr 19, 2011 @ 11:52am

Team Building

Complete all test chambers in the Team Building co-op course
Unlocked Apr 20, 2011 @ 12:29pm

Confidence Building

Complete all test chambers in the Mass and Velocity co-op course
Unlocked Apr 21, 2011 @ 7:16am

Bridge Building

Complete all test chambers in the Hard-Light Surfaces co-op course
Unlocked Apr 21, 2011 @ 8:21am

Obstacle Building

Complete all test chambers in the Excursion Funnels co-op course
Unlocked Apr 21, 2011 @ 9:06am

You Saved Science

Complete all test chambers in all courses of co-op
Unlocked Feb 15, 2015 @ 1:18pm

Iron Grip

Never lose a cube in Chamber 6 of the Mass and Velocity co-op course
Unlocked Apr 21, 2011 @ 7:43am


Perform all 8 gestures of your own volition in co-op
Unlocked Apr 21, 2011 @ 8:05am

Can't Touch This

Dance in front of a turret blocked by a hard light bridge in co-op
Unlocked Feb 16, 2015 @ 7:56am

Empty Gesture

Drop your co-op partner in goo while they are gesturing by removing the bridge under them
Unlocked Apr 21, 2011 @ 8:18am

Party of Three

Find the hidden companion cube in co-op test chamber
Unlocked Feb 16, 2015 @ 7:19am

Narbacular Drop

Place a portal under your co-op partner while they are gesturing
Unlocked Oct 16, 2011 @ 5:41am

Professor Portal

After completing co-op, complete Calibration Course online with a friend who hasn’t played before
Unlocked Apr 21, 2011 @ 8:07am

Air Show

Perform 2 aerial gestures before touching the ground in co-op
Unlocked Feb 16, 2015 @ 7:53am

Portal Conservation Society

Complete Chamber 3 in the Hard-Light Surfaces co-op course using only 5 total portal placements
Unlocked Apr 21, 2011 @ 8:46am

Four Ring Circus

Enter 4 different portals without touching the ground in co-op
Unlocked Feb 17, 2015 @ 12:21pm

Triple Crown

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each
Unlocked May 13, 2018 @ 7:24am

Still Alive

Complete Course 4 with neither you nor your co-op partner dying
Unlocked Apr 21, 2011 @ 9:03am

Asking for Trouble

Taunt GLaDOS in front of a camera in each of the five co-op courses
Unlocked Feb 16, 2015 @ 7:16am

Rock Portal Scissors

Win 3 co-op games of rock-paper-scissors in a row
Unlocked Apr 21, 2013 @ 9:13am

Friends List With Benefits

While playing co-op, hug 3 different people on your friends list
Unlocked Feb 16, 2015 @ 7:31am

Talent Show

Never lose a cube in Chamber 6 of the Mobility Gels co-op course