Here is the full list of all 43 Attack on Titan: Wings of Freedom achievements.
Selected as a top-performing cadet.
Engaged in omni-directional movement for 1 minute without landing.
Subjugated a Titan with Levi.
Developed a weapon.
Subjugated a Titan with Titan Eren.
Subjugated 10 Titans within 1 minute.
Subjugated a Titan with Eren.
Had an ally join.
Performed 10 Complete Subjugations in a row during one battle.
Saved a friend.
Activated a Decisive Battle Signal.
Experienced over 100 friendly unit deaths.
Had over 100 allies join.
Allies damaged a total of 100 parts.
Damaged a total of 100 parts.
Subjugated a total of 1,000 enemies.
Used items a total of 100 times.
Completed a total of 30 side-missions.
Avoided 30 Titan attacks in Focus Time.
Fought to victory in 10 battles without taking any damage.
Unlocked all characters.
Used more than 100,000 Corps Funds in total.
Reached maximum Soldier Skill with a character.
Reached 50% Gallery completion.
Reached 25% Gallery completion.
Reached 10% Gallery completion.
Subjugated your first Dire Subjugation Target.
Achieved a Battle Rating of S in an episode.
Completed 10 requests.
Reached 50% Survey Mission completion.
Reached 25% Survey Mission completion.
Completed Chapter 3 of Attack Mode.
Completed Chapter 2 of Attack Mode.
Completed Chapter 1 of Attack Mode.
Complete the Final Chapter of Attack Mode.
Reached 100% Survey Mission completion.
Completed all requests.
Performed 50 Complete Subjugations during one battle.
Achieved a Battle Rating of S in all Attack Mode episodes.
Subjugated all Dire Subjugation Targets in all Attack Mode episodes.
Reached 100% Gallery completion.
Reached maximum Corps Skill.
Acquired all achievements.