Here is the full list of all 19 Amanda the Adventurer achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
...and a new friend?
A touchy subject
Walk it off
Meet a disappointing end
Found Goggles
Played peekaboo with Gret-chan
Tried to bake a peach pie
Meet the sunrise
Together forever
Can't believe I didn't get any presents...
Meat a tragic end
Learned about the weather
Found the scissors
Played another song
Waste not want not
Wound the clocks
Meet a violent end
Played a song
Baked a pie