Full list of all 58 Prey (Windows) achievements worth 1,195 gamerscore. It takes around 35-40 hours to unlock all of the achievements in the base game.
The base game contains 48 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 195 Gamerscore.
You completed the game in the most empathetic way possible.
You completed the game without killing any Humans.
You killed January.
You found and listened to all the messages you left for yourself.
You killed an enemy while they were Lifted.
You performed an apto-regressive neurotomy on Dahl.
You used the Psychotronics satellite to dismiss or summon the Typhon Nightmare.
You killed Luka and avenged Abby.
You read all the e-mails on Talos I.
You found out what happened to Mikhaila's father and let her know.
You found Gustav Leitner's Connectome for Dr. Igwe.
You read the entire Starbender series and don't regret it.
You found and listened to all TranScribe recordings.
You helped Igwe, January, and Mikhaila meet in your office.
You fully upgraded a weapon.
You recovered Mikhaila's booster shots and healed her.
You completed the Shipping and Receiving objective and no human lives were lost
You rescued Dr. Igwe from a cargo container.
You used Danielle's voice samples to access Deep Storage.
You hacked at least (20) hackable objects on and around Talos I.
You repaired (20) objects on and around Talos I.
You used a single Recycler Charge to recycle at least 20 objects.
You met January for the first time.
You found Dr. Calvino's secret stash.
You acquired a Human ability.
Kill every Human on and around Talos I.
Complete the game without ever acquiring any Typhon power or Human ability.
Kill (5) Mimics in 5 seconds.
Kill an enemy while using Combat Focus.
Mimic a Mimic.
Mimic (20) or more unique objects.
Acquire a Typhon power.
Complete the game once acquiring only Typhon powers and again acquiring only Human abilities.
Scan your Phantom Shift duplicate with your Psychoscope.
Use Mindjack to free a mind-controlled Human
Blast yourself as an object for at least 20 meters while in normal gravity.
Create a Phantom using Phantom Genesis.
Use Psychoshock on a Human.
Use Electrostatic Burst to drop two or more Operators at once.
Consume one of every type of food and drink on Talos I.
Recycle yourself.
Locate all employees on Talos I.
Hidden
In Mooncrash, install every neuromod power for every character.
In Mooncrash, unlock all 5 playable characters.
In Mooncrash, finish the game with a surplus of 50,000 sim points or more.
In Mooncrash, damage 3 enemies with a single Psychostatic Cutter projectile.
In Mooncrash, complete all Story Objectives.
In Mooncrash, you read all of the second Starbender series and still no regrets.
In Mooncrash, defeat a Moon Shark.
In Mooncrash, GLOO 3 enemies with a single GLOO charge.
In Mooncrash, complete all KASMA Orders.
In Mooncrash, escape the simulation with all five playable characters in a single run.