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