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