Here is the full list of all 64 Saints Row achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Complete The Battle of Ice and Dust.
Complete Return of the Dust King.
Complete The BowelRun.
Complete DustFaire Games.
Complete The Blue Wedding.
Complete the Sunshine Springs heist.
Complete preparations for the Sunshine Springs heist.
Complete the Wanted job in Sunshine Springs.
Acquire every perk.
Unlock all vehicle special upgrades.
Perform a quadruple backflip with Super Air Control.
Obtain 85 items in the Collectibles app.
Kill a tank driver with the Quantum Aperture.
Hit a launched piñata with the Piñata Stick.
Complete all wingsuit challenges.
Customize a weapon, a vehicle, clothing item, and your skin with a Cutting Edge material.
Destroy a car with Pugnus Sanctus Dei.
Refill the boost bar 3 times in a row with Infinite Boost.
Complete all 15 districts in Santo Ileso.
Unlock Criminal Empire Tier 5.
Sing karaoke with the Saints.
Complete 10 districts in Santo Ileso.
Complete 10 Crimes of Opportunity.
Complete all Side Hustles.
Complete 5 districts in Santo Ileso.
Complete 25 challenges.
Buy 1 item from every store.
Unlock Criminal Empire Tier 4.
Fully upgrade a vehicle.
Perform a barrel roll.
Defeat all members of the Idols Collective.
Stagger an enemy with a vending machine.
Complete Showdown.
Betrayed by a friend.
Defeat a miniboss from each faction.
Complete the photo scavenger hunt.
Complete all loyalty missions.
Own 100 different pieces of clothing.
Reach the maximum level.
Complete all jobs on the Wanted app.
Complete a criminal venture.
Customize a weapon.
Fully upgrade a weapon.
Buy 2 Emotes.
Unlock Criminal Empire Tier 3.
Customize a vehicle.
Unlock Criminal Empire Tier 2.
Obtain 5 items in the Collectibles app.
Pulled out of a car by a pedestrian.
Place a criminal venture.
Name your criminal empire.
Get fired.
Kill an enemy with a towed object.
Complete a job on the Wanted app.
Complete a Side Hustle.
Open the Style app for the first time.
Complete First F#@!ing Day.
Prank a co-op partner.
Complete a Murder Circus Finale with Consuela.
Attain Level 5 with all Murder Circus contestants.
Complete a Murder Circus Finale with Artemis.
Dispatch the professor with a shot to the groin.
Complete a Murder Circus Finale with Daniel Li.
Complete a Murder Circus Finale with Chief Justice.