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