Here is the full list of all 49 Close the Window! achievements.
Not the last one, bwahaha
Yay
Yaay
More for ya
Not so easy huuuh?
THE LAST ONE, YASSS
Sweet 2400 Score!
Sweet 4800 Score!
Sweet 9600 Score!
10k!!
15k!! Superb!
Not so easy huuh?
Best window 'terminator'. Hands down
OMG!
Oh yeah, 1200 Score!
Not so easy huh?
Still a lot!
Oh yeah, 600 Score!
Easy huuuuuuh?
Easy huuuuuh?
That's a lot!
Yeah, 300 Score!
Easy huuuuh?
Yeah, 200 Score!
Yeah, 100 Score!
Easy huuuh?
Easy huuh?
Easy huh?