Here is the full list of all 19 Amanda the Adventurer achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
...and a new friend?
Tried to bake a peach pie
Meet the sunrise
Meet a disappointing end
Together forever
Found Goggles
Can't believe I didn't get any presents...
Meat a tragic end
Learned about the weather
Played another song
Played peekaboo with Gret-chan
A touchy subject
Found the scissors
Waste not want not
Meet a violent end
Wound the clocks
Walk it off
Played a song
Baked a pie