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