Full list of all 44 Afterfall InSanity Extended Edition achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Beat the game on Easy difficulty setting
Beat the game on Hard difficulty setting
Beat the game on Normal difficulty setting
Complete Level 10
Finish second encounter
Finish first encounter
Complete Level 9
Kill 50 opponents with Firefighter's Axe
Complete Level 8
Listen to all recordings in the game
Complete Level 7
Kill 30 opponents with Raging Bull
Find most of notes in the game
Complete Level 6
Kill 100 using headshots
Complete Level 5
Kill 100 with dismemberment
Complete Level 4
Complete Level 3
Complete Level 2
Complete Level 1
Find an ammo pack in the vending machine
Sprint for 4000 meters (in total)
Smash 50 heads with a kick to the head in the finisher
Hack a device with L2 Security with less than 5 mistakes
Kill 30 opponents with Power Hammer
Kill 50 opponents with 'Pacyfikator' Telescopic Baton
Kill 30 using the finishers
Kill 50 opponents with Sickle
"Tranquilize" 20 opponents with Syringe
Beat the game on InSane difficulty setting
Finish third encounter
Finish fourth encounter
Finish fifth encounter
Finish sixth encounter
Defeat first boss
Defeat Second Boss
Defeat Third Boss