Full list of all 53 Tiny and Big: Grandpa's Leftovers achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Use the Rocket a thousand times.
Collect one thousand Boring Stones.
Evade those stones!
Don't be afraid, be brave and stay alive!
Don't smush yourself!
Be strong and never die.
Finish a level without using the Laser.
Find all the machines!
In Your FACE!
Find every Boring Stone in the fifth level.
Be brave and stay alive!
Find every secret God disc in the game.
He, who is made of pixels.
Find trace of the secret Gods.
A crossed bridge is useless, especially if it's broken anyway.
Find every Boring Stone in the fourth level.
Use the Laser a thousand times.
Fear of the dark?
Late revenge for clogging up my basement!
The axe must swing to get it on.
Squeak, Piggy, squeak!
Find every Boring Stone in the third level.
I hate pigeons! No poison in the house, a laser will do.
Find every Boring Stone in the second level.
Some Gods have to be found.
This hole is hungry.
Groupies sneak backstage.
To cure your loss, you have to give in to those aggressive feelings.
Make a lot of rubble.
Perfect lookout, isn't it?
Finish a level without using the Claw.
Finish a level with the given number of cuts.
Finish a level with less than the given number of cuts.
Finish a level without using the Rocket.
Don't fail on the first try, will you?
Find every Boring Stone in the first level.
Find the Manifestations of Arrogance.
Pattern Shmattern.
Collect music for ages.
Become a Master of the Rocket.
Complete the game.
Even dark gods want attention.
Run, Run, Run!
Use the Rocket 50 times.
Collect all tapes in one level.
Out of kilter, out of sight.
Maybe a future job career?
Use the Laser 50 times.
Some Gods must fall.
Collect one Boring Stone.
Play every Reality Boy (TM) level.