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.
Found all the bonuses.
Destroyed the gas station, the church, the gun store and the helicopter.
Finished the mission using only the Sheik.
Slept with Ryan.
Saw all endings.
Let every possible character die and chose to go with them to the Infraworld.
Told the truth during the interrogation.
Ordered a pizza, watched some TV and wore something casual.
Took every opportunity to be evil as Aiden.
Choked Philip with Aiden.
Was victorious in every battle with the evil entities.
Looked after Tuesday's baby, healed Jimmy and channeled Stan.
Successfully shut down the condenser portal.
Channeled all dead bodies in the condenser compound.
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.
Stopped the experiment voluntarily.
Entered the Infraworld.
Stayed in reality.
Deactivated the Black Sun.
One possible reality has been uncovered...
Finished the game in Duo mode.
Helped Dawkins see the truth.
Saved every character that could be saved.
Didn't speak 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.
Earned enough money to have some chocolate during dinner.
Deactivated the supermarket's camera.
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.
Did not impress or scare the teens with Aiden.
Shut down the monitor and finished the mission using only Aiden.
Played as Aiden for the first time.
Launched a scene in Duo mode.