Here is the full list of all 45 Beyond: Two Souls achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Saw all endings.
Let every possible character die and chose to go with them to the Infraworld.
Finished the game in Duo mode.
Didn't speak during the interrogation.
Ordered a pizza, watched some TV and wore something casual.
Took every opportunity to be evil as Aiden.
Choked Philip with Aiden.
Taught 3 or more of the teens a lesson, or started the house fire, with Aiden.
Launched a scene in Duo mode.
Got arrested three times and escaped each time.
Looked after Tuesday's baby, healed Jimmy and channeled Stan.
Finished the mission using only the Sheik.
Found all the bonuses.
Stayed in reality.
One possible reality has been uncovered...
Entered the Infraworld.
Deactivated the Black Sun.
Helped Dawkins see the truth.
Saved every character that could be saved.
Went to the containment shield with the General.
Told the truth during the interrogation.
Made it to the cathedral without being spotted.
Cooked a meal, cleaned the apartment, took a shower, wore the elegant dress and put on some music.
Slept with Ryan.
Successfully performed the entire ritual.
Ran from the sandstorm and took less than 3 hits.
Started at least one romance.
Forgave Jodie's father.
Protected Jodie from her attackers.
Vanquished the entities with Aiden.
Was victorious in every battle with the evil entities.
Earned enough money to have some chocolate during dinner.
Deactivated the supermarket's camera.
Successfully shut down the condenser portal.
Channeled all dead bodies in the condenser compound.
Did 3 mischievous things with Jodie and Aiden.
Destroyed the gas station, the church, the gun store and the helicopter.
Escaped the train without being arrested.
Completed most of the physical training successfully.
Won every fight whilst taking less than 5 hits.
Completed all stealth training without being spotted.
Did not impress or scare the teens with Aiden.
Shut down the monitor and finished the mission using only Aiden.
Stopped the experiment voluntarily.
Played as Aiden for the first time.