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