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