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