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