Here is the full list of all 105 Bum Simulator achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Attempt to interrupt the villain's monologue.
Complete the main story.
Solve the EvilWay maze.
Attain level 30.
Place antennas in three different bases.
Charge the battery.
Earn 50 respect.
Apply a costume to your pigeon.
Collect all costumes for your pigeons.
Find all feathers.
Find 25 feathers.
Find 10 feathers.
Roast a vegetable or a fruit.
Collect all blueprints.
Complete all shooting gallery side quests.
Complete all Mr. Jello's side quests.
Complete all Richman's side quests.
Urinate on a puking person.
Drown.
Die of dehydration.
Die of hunger.
Blow up.
Get into a fatal traffic accident.
Fall from too high.
Complete all Trixie's side quests.
"Win" the fight on the rooftop.
Get electrocuted.
Retrieve the EvilWay security key card.
Catch 10 things in a single Pigeonado.
Pawn 0.01$ worth of items.
Listen to the whole main menu song.
Earn 500$.
Produce a pack of cigarettes.
Create paper for the first time.
Feed Little Bro.
Interact with a phone booth.
Prepare Hot Dogs for beachgoers.
Sleep on a bench for at least 8 hours.
Liberate all base locations.
Fully upgrade Peckers.
Fully upgrade Pigeon Shuriken.
Paid (with) your respects.
Fully upgrade Pigeonado.
Knock a corrupt politician down a peg.
Try American cuisine.
Complete all Dr. East's side quests.
Earn 100$.
One-shot a Bug Shaman with an electrifying projectile.
Hang a tribute for your best friend in your base.
Take a shower.
Urinate on your own fridge.
Discover the Flash Bourbon recipe.
Cook the Bum's Special.
Try Italian cuisine.
Complete a Trixie's side quest.
Destroy the armor of a Bug Knight with an exploding projectile.
Harvest a sustainable homegrown plant.
Harvest any homegrown plant.
Accelerate plant growth with guano.
Smelt copper for the first time.
Acquire resources from a minion sent on a mission.
Discover the Green Goo Vodka recipe.
Discover the Clown Royale recipe.
Pay off a bug raid.
Attain level 15.
Earn 10 respect.
Find the Safehouse.
Finish the investigation of the EvilWay secret EvilLab.
Destroy EvilWay's surveillance equipment.
"Pick" a lock.
Liberate another base location.
Collect 10 blueprints.
Complete a Mr. Jello's side quest.
Complete one shooting gallery side quest.
Complete a Dr. East's side quest.
Buy a drink or snack from a vending machine.
Recruit a Creep in your base.
Smelt aluminum for the first time.
Attain level 8.
Complete the presentation of Fus Doh Beer.
Meet the good doctor.
Obtain a free product from a vending machine.
Support Richard's business.
Defend successfully from a raid.
Decide to defend your base.
Earn some respect.
Deliver Mr. Jello's package.
Find a feather.
Throw a Bug into the ocean.
Fill Carl's inventory.
Become a five-star player.
Support John's business.
Try to get money from the BPD.
Earn 25$.
Complete a Richman's side quest.
Collect a blueprint.
Meet the Pigeon Lady.
Transport a passenger on Carl.
Level up.
Learn about Shuriken Pigeon.
Get Bugzy his due.
Learn to work for change.
Achieve a grade of A when drawing.
Get a grade of F when drawing.
Consume your first find.