Full list of all 83 Saints Row: The Third achievements. It takes around 50-60 hours to unlock all of the achievements in the base game on Windows.
The base game contains 53 achievements, and there are 3 DLC packs containing 30 achievements.
Do your first nutshot AND testicle assault.
Create and share a character online.
Steal and deliver all Vehicle Theft targets.
Complete all City Takeover gameplay in the New Colvin district.
Complete all City Takeover gameplay in the entire city of Steelport.
Destroy all Gang Operations in Steelport.
Complete all City Takeover gameplay in the Downtown district.
Kill all of the hitman Assassination targets.
Complete all City Takeover gameplay in the Carver Island district.
Complete all City Takeover gameplay in the Stanfield district.
Fully upgrade one Weapon in each slot.
Complete Act 3 in another way.
Complete Act 3 in one way.
Spend over 30 hours in Steelport.
Complete 'Zombie Attack'.
Complete 'Murderbrawl XXXI'.
Find 100% of all Collectibles.
Complete Act 2.
Complete all instances of Mayhem.
Complete all instances of Escort.
Complete all instances of Trafficking.
Complete all instances of Snatch.
Complete 'STAG Party'.
Kill 50 brutes.
Complete all instances of Trail Blazing.
Complete all instances of Professor Genki's Super Ethical Reality Climax.
Complete 'http://deckers.die'.
Complete all instances of Insurance Fraud.
Kill 25 Gang Members each with 'the Penetrator' AND the Fart in a Jar.
Complete all instances of Heli Assault.
Complete all instances of Tank Mayhem.
Upgrade one Stronghold to its full glory.
Find 25% of all Collectibles.
Customize 10 vehicles.
Complete Act 1 in another way.
Hijack 50 vehicles - Dukes style.
Taunt AND/OR Compliment 50 gang members.
Play for at least 2 hours as a male character AND 2 hours as a female character.
Kill 1000 Gang Members.
Complete 'The Ho Boat'.
Explore every hood in Steelport.
Complete all instances of Guardian Angel.
Complete your first Challenge.
Complete Act 1 in one way.
Complete 'We've Only Just Begun'.
Complete 'Party Time'.
Buy your first Upgrade from the Upgrade Store.
Complete 'I'm Free - Free Falling'.
Complete 'When Good Heists...'.
Complete ALL Challenges.
Play SR3 Co-op for 5 hours.
Complete all instances of Activities in Co-op.
Beat all Missions in Co-op.
Roast 50 peds with the car’s flamethrower (in a single instance of Super Ethical PR Opportunity).
Complete all activity instances in Genki Bowl VII.
Land on Magarac Island (in Sad Panda Skyblazing).
Fly through all of the rings (in a single instance of Sad Panda Skyblazing).
Throw 5 mascots into the water (in a single instance of Apocalypse Genki).
Destroy a mouse ATV during Sexy Kitten Yarngasm.
Cause $150,000 worth of damage in a single Sexy Kitten Yarngasm combo.
Finish both instances of Apocalypse Genki.
Destroy 5 chase vehicles (in a single instance of Super Ethical PR Opportunity).
Kill all of the rooftop mascots (in a single instance of Sad Panda Skyblazing).
Collect all 6 hidden clapboards.
Kill 7 Space Amazons with melee attacks.
Complete all missions for Gangstas in Space.
Perform all vehicle stunts with the Aegean.
Destroy 10 enemy spacecraft with the Aegean while filming.
Kill Space Brutina.
Kill 35 Space Amazons with the Laser Pistol.
Destroy all enemy spacecraft during the chase scene.
Kill 15 cameramen.
Land on the Parachute Target during the rescue scene.
Complete all missions for "The Trouble With Clones".
Shoot down a helicopter with a Saints Flow fireball.
Kill a Brute using only melee damage while under the influence of Saints Flow.
Complete mission 'Tour de Farce'.
Destroy 5 Steelport Guard vehicles during mission 'Tour de Farce'.
Spray 25 rabid fans with the Swarmitron.
Complete mission 'Weird Science'.
Destroy 45 Police and Swat Vehicles while protecting Jimmy's car.
Hold Your Position at Technically Legal using only melee attacks.
Prevent Johnny Tag from taking damage on the Magarac Bridge.