Full list of all 67 Human: Fall Flat achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.The base game contains 51 achievements, and there are 4 DLC packs containing 16 achievements.
Achievements they've won
Achievements they've not won
Complete "Water" diving head-first
Complete the game start-to-end in one run
Stand on the head of the statue in the intro
Complete "Power Plant"
Use any of the ground vehicles to travel 1km
Deliver 10 pieces of coal to the main island in "Power Plant"
Feed an appliance with power from 3 batteries in "Power Plant"
Steal the battery from the statue in "Power Plant"
Short-circuit the wires in "Power Plant"
Complete "Water" diving feet-first
Don't get wet while surfing down the mountain in "Water"
Light up the lighthouse in "Water"
In "Water", get out of the water in 100ms to avoid drowning
Enter the dock with the ship backwards in "Water"
Use any of the boats to travel 1km
Use the row boat to get to the cargo ship in "Water"
Align a flipped bench with a wall
Zipline from the church tower in "Castle"
Parkour fluidly from the alley to the blacksmith in "Castle" without touching the ground.
Ring the castle bell in "Castle"
Break 4 walls without using any gadgets in "Demolition"
Ride 50m in a dumpster
Get rid of the speaker set in "Mountain"
Use the rope to go above the abyss in the level "Mountain"
Collect all gems into a pile in "Mountain"
Stack all 4 boxes in the level "Carry"
Jam a door and go through it in "Carry"
Place 5 pieces of debris in a dumpster
Take a big shortcut in the level "Mansion"
Jump 1000 times
Respawn 100 times
Drown 10 times
Carry objects for a total of 1000m
Launch yourself with the catapult in "Castle"
Unleash the boulder gate in "Demolition"
Use the window on your left instead of smashing the wall in "Demolition"
Fall and respawn once
Zip line down from the mountain in "Christmas" using a candy cane
Land in the snow fort in "Christmas" on a snowboard
Shoot the Christmas angel off the tree top in "Christmas"
Stand atop the large snowman's hat in "Christmas"
Pass the pendulum obstacle course in 60 seconds in “Aztec”
Climb to the top of the tree with the birds nest in “Aztec”
Walk on the rolling ball to bypass a puzzle in “Aztec”
Hold on to the EXIT lid after you flick the switch in "Dark"
Climb the Clock Tower in 40 seconds in "Dark"
Complete "Dark" without moving any planks that are barring doors
Reach the big wheel in "Steam" without using the crane controls
Ride 3 complete revolutions of the big wheel in "Steam"
Break the ladder in "Steam"
Complete the slope jump in "Ice" with 2 snowboards strapped to your feet
Complete the seesaw puzzle in "Ice" without using an ice cube