Full list of all 115 Human Fall Flat achievements worth 3,400 gamerscore. It takes around 8-10 hours to unlock all of the achievements in the base game.
The base game contains 47 achievements worth 1,000 Gamerscore, and there are 17 DLC packs containing 68 achievements worth 2,400 Gamerscore.
Travel 25km
Feed an appliance with power from 3 batteries in "Power Plant"
Don't get wet while surfing down the mountain in "Water"
Jam a door and go through it in "Carry"
Complete the game start-to-end in one run
Respawn 100 times
Complete "Water" diving head-first
Break 4 walls without using any gadgets in "Demolition"
Collect all gems into a pile in "Mountain"
Travel 10km
Stack all 4 boxes in the level "Carry"
Align a flipped bench with a wall
Ride 50m in a dumpster
Place 5 pieces of debris in a dumpster
Stand on the head of the statue in the intro
Take a big shortcut in the level "Mansion"
Complete "Power Plant"
Use any of the ground vehicles to travel 1km
Deliver 10 pieces of coal to the main island in "Power Plant"
Steal the battery from the statue in "Power Plant"
Short-circuit the wires in "Power Plant"
Complete "Water" diving feet-first
Light up the lighthouse in "Water"
Jump 1000 times
Enter the dock with the ship backwards in "Water"
Use any of the boats to travel 1km
Carry objects for a total of 1000m
Use the row boat to get to the cargo ship in "Water"
In "Water", get out of the water in 100ms to avoid drowning
Complete "Castle"
Zipline from the church tower in "Castle"
Ring the castle bell in "Castle"
Parkour fluidly from the alley to the blacksmith in "Castle" without touching the ground.
Drown 10 times
Launch yourself with the catapult in "Castle"
Complete "Demolition"
Climb 100m
Unleash the boulder gate in "Demolition"
Use the window on your left instead of smashing the wall in "Demolition"
Travel 1km
Complete "Mountain"
Get rid of the speaker set in "Mountain"
Use the rope to go above the abyss in the level "Mountain"
Complete "Carry"
Complete "Train"
Complete "Mansion"
Fall and respawn once
Walk on the rolling ball to bypass a puzzle in "Aztec"
Complete "Aztec"
Pass the pendulum obstacle course in 60 seconds in “Aztec”
Climb to the top of the tree with the birds nest in “Aztec”
Complete "Dark"
Complete "Dark" without moving any planks that are barring doors
Hold on to the EXIT lid after you flick the switch in "Dark"
Climb the Clock Tower in 40 seconds in "Dark"
Complete "Steam"
Ride 3 complete revolutions of the big wheel in "Steam"
Reach the big wheel in "Steam" without using the crane controls
Break the ladder in "Steam"
Complete "Ice"
Complete 1 complete revolution on the ski chairs in "Ice"
Complete the slope jump in "Ice" with 2 snowboards strapped to your feet
Complete the seesaw puzzle in "Ice" without using an ice cube
Enter the compound in "Thermal" without passing through the main gate
Complete "Thermal"
Complete "Thermal" while holding a gold bar
Attach all electrical cables in 35 seconds or less in "Thermal"
Destroy the statue with the bulldozer
Burn a marshmallow over the bonfire
Don't let the ice block melt
Complete Forest
Complete "Factory"
Throw one of each item in the final room into the fire in “Factory”
Complete the first half of “Factory” without turning any lights on
Throw all four radios off the level in “Factory”
Reach the exit door whilst holding an orb in the launch pad room
Hit all targets without missing a single shot
Throw an orb into the lava
Complete “Laboratory”
Complete "Golf"
Drive the golf cart off the edge of the level
Using ONLY the golf club, putt the ball in 3 strokes or less
Take the alternate route above the cave
Complete "City" level
Ride one of the vehicles for 10 seconds
Knock all 3 rag dolls off the level
Complete all 4 bowling lanes
Throw the lanterns off the map
Use two hooks when crossing the chasm in Lumber
Wet the bed in Lumber
Complete Lumber
Turn on the jukebox in "Red Rock"
Use the sewer to escape the junkyard on "Redrock"
Place the hat on the cactus in "Red Rock"
Complete "Redrock"
Use the pipe to cross the lava in "Tower"
Go fishing in "Tower"
Find a shorter route for moving the batteries in "Tower"
Complete “Tower”
Reach the highest platform above the power drill in "Miniature"
Get rid of the ash in “Miniature”
Starting from the bag of soil, reach the top of the crate without touching the red tiles
Complete “Miniature”
Attempt to use an improvised battery in "Copper World"
Form an independent laser loop in "Copper World"
Throw all four hidden coins off the level in "Copper World"
Complete "Copper World"
Complete "Port"
Light the beacons in "Port"
Clear out the room directly after the zipline in "Port"
Reach the hidden island in "Port"
Complete "Underwater"
Go above the cave in "Underwater"
Use the spring boards to get across the chasm in "Underwater"
Find the speed boat in "Underwater"