Full list of all 83 HITMAN 3 achievements. It takes around 50-60 hours to unlock all of the achievements in the base game on Windows.
The base game contains 47 achievements, and there are 3 DLC packs containing 36 achievements.
Complete Level 5 of an Escalation Contract set in the ICA Facility.
Find and unlock 15 Shortcuts.
Eliminate Alexa in her private room, shoot her from the roof, and put her to rest.
Make a target slip and fall while evacuating in a skydiving suit.
Kill Hush in his "relaxing chair," electrocute Royce and shoot both with one bullet.
Photograph the Yellow Bird.
Beat the highest leaderboard score on a Contract.
47 takes another nap.
Take out a guard with a silenced pistol, with a shotgun and with an SMG.
Complete a Featured Contract.
Complete The Final Test unspotted. Kill only Jasper Knight, ensuring his body is not found.
Complete the Contract Creation Tutorial.
Complete any Mission Story in The Final Test.
Complete Freeform Training in the Prologue.
Complete The Final Test in the Prologue.
Reach Carpathian Mountains Mastery Level 5.
Complete all Untouchable Challenges.
Reach Mendoza Mastery Level 20.
Eliminate Vidal with the grape crusher, Yates with poisoned Grand Paladin, and both with gas.
Reveal all undiscovered areas in Mendoza.
Complete Untouchable.
Attend the secret Providence meeting.
Complete all Mission Stories in The Farewell.
Complete The Farewell.
Reach Chongqing Mastery Level 20.
Reveal all undiscovered areas in Chongqing.
Complete all Mission Stories in End Of An Era.
Use Royce's terminal to fry the core.
Complete End Of An Era.
Reach Berlin Mastery Level 20.
Tremain has a rifle accident, Thames is hit by a crane and Montgomery & Banner light up the club.
Reveal all undiscovered areas in Berlin.
Become the club owner, and have a sit down with the ICA.
Get 10 different Playstyles.
Complete Apex Predator.
Reach Dartmoor Mastery Level 20.
Complete all Mission Stories in Death In The Family.
Complete Death In The Family.
Help Emma kill Alexa.
Reveal all undiscovered areas in Dartmoor.
Reach Dubai Mastery Level 20.
Assassinate a Target without getting spotted.
Assassinate Targets with Ballistic, Accident and Explosion Kills.
Kill Ingram with his oil-rig model, push Stuyvesant over a rail, and kill them in the air.
Reveal all undiscovered areas in Dubai.
Complete all Mission Stories in On Top Of The World.
Complete On Top Of The World.
Reach Sapienza Mastery Level 20.
Complete The Showstopper.
Reach Paris Mastery Level 20.
Complete World of Tomorrow.
Complete A Gilded Cage.
Reach Marrakesh Mastery Level 20.
Complete Club 27.
Reach Bangkok Mastery Level 20.
Complete Freedom Fighters.
Reach Colorado Mastery Level 20.
Complete Situs Inversus.
Reach Hokkaido Mastery Level 20.
Complete Suit Only and Silent Assassin Challenges on The Icon, A House Built on Sand or Landslide.
Complete The Last Yardbird as Silent Assassin.
Reach Isle of Sgàil Mastery Level 20.
Complete Nightcall.
Reach Hawke's Bay Mastery Level 5.
Complete The Finish Line.
Reach Miami Mastery Level 20.
Complete Three-Headed Serpent.
Reach Santa Fortuna Mastery Level 20.
Complete Chasing a Ghost.
Reach Mumbai Mastery Level 20.
Complete Another Life.
Reach Whittleton Creek Mastery Level 20.
Complete The Ark Society.
Complete all The Pen and the Sword Challenges.
Complete all Crime and Punishment Challenges.
Get a score above 1,000,000 points on Crime and Punishment.
Complete Crime and Punishment as Silent Assassin.
Get a score above 1,000,000 points on The Pen and the Sword.
Complete The Pen and the Sword as Silent Assassin.
Reach Haven Island Mastery Level 20.
Reach New York Mastery Level 20.
Complete Golden Handshake.
Complete The Last Resort.