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