| Trophy | How to unlock
|
|---|
| A Hunt Begins (Bronze) | Complete the third mission.
|
| A Perfect Organism (Bronze) | Encounter the Alien in Sevastopol for the first time.
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| A Record of Disaster (Bronze) | Collect an archive log.
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| A Synthetic Solution (Bronze) | Complete the twelfth mission.
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| A True Engineer (Bronze) | Construct one of each craftable item.
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| Alien: Isolation (Platinum) | Unlocked every Alien: Isolation trophy.
|
| An Outpost of Progress (Bronze) | Complete the seventh mission.
|
| Archivist (Bronze) | Collect 10 Nostromo logs in the main campaign.
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| Awake (Bronze) | Complete the first mission.
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| Bait (Bronze) | Complete the tenth mission.
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| Build to Survive (Bronze) | Construct an item.
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| Caught in the Trap (Bronze) | Complete the sixth mission.
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| Consultation (Bronze) | Complete the thirteenth mission.
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| End of the Hunt (Bronze) | Complete the eighteenth mission.
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| Every Bullet Counts (Bronze) | Use the revolver.
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| Fault Detected (Bronze) | Kill an Android.
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| Free the Torrens (Bronze) | Complete the seventeenth mission.
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| Hazard Containment (Bronze) | Complete the eleventh mission.
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| Hide. Run. Survive. (Silver) | Complete the fifth mission without being killed by the Alien.
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| How Do You Feel? (Bronze) | Complete the fifth mission.
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| I Admire its Purity (Bronze) | Detect 30 targets with the motion tracker.
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| Just out of Reach (Bronze) | Contact your team and escape Comms without being attacked by an android.
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| Light 'em Up (Bronze) | Use the flamethrower.
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| Mercy or Prudence? (Gold) | Complete the game without killing any humans.
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| Mind Your Step (Bronze) | Navigated Reactor Maintenance without dying.
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| My Turn Now (Silver) | Kill an android using only the maintenance jack.
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| Not a Scratch (Bronze) | Escape from android combat without taking damage.
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| One Shot (Gold) | Complete the game without dying.
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| Power Games (Bronze) | Access 10 different rewire points.
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| Ripley, Signing Off (Silver) | Complete the game on any difficulty setting.
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| Seegson Security Bypass (Bronze) | Perform 10 successful hacks.
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| Seegson Systems Expert (Bronze) | Complete 10 minigames successfully.
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| Self Defense (Bronze) | Kill 10 humans.
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| She's in the Vents... (Bronze) | Use the vent system 20 times.
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| Shock to the System (Bronze) | Use the stun baton.
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| Stunned (Bronze) | Knocked down a human or stunned an android with a non-lethal attack.
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| Survivor (Gold) | Complete the game on the hardest difficulty setting.
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| The Message (Bronze) | Complete the fifteenth mission.
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| The Missing (Bronze) | Collect an ID tag.
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| The Taken (Silver) | Collect all ID tags.
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| This Should Work (Bronze) | Use the bolt gun.
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| Throwing the Switch (Bronze) | Complete the fourteenth mission.
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| Transmission (Bronze) | Complete the sixteenth mission.
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| Use With Caution... (Bronze) | Use the shotgun.
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| Voices of Sevastopol (Silver) | Collect 100 archive logs.
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| Welcome to Sevastopol (Bronze) | Complete the second mission.
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| You Shouldn't Be There. (Bronze) | Complete the fourth mission.
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