Here is the full list of all 27 Orwell: Keeping an Eye On You achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Show the peaceful side.
Allow catastrophe.
Administer justice.
Forgive a crime.
Keep quiet about the intention.
Don't bother the law.
Win the war.
Reunite a couple.
Find out who is there.
End a career.
Set Thought free.
Uncover the truth.
Make Thought crimes.
Complete Episode Five.
Choose the simple answer.
Complete Episode Four.
Pick up what was left behind.
Make an unlawful arrest.
Complete Episode Three.
Repay the debt.
Complete Episode Two.
Don't read minds.
Avert catastrophe.
Know all favorites.
Complete Episode One.
Show the rebellious side.
See no crime in buying a bottle.