Here is the full list of all 10 Twinstack achievements.
Clear 10 000 columns
Perform 500 max column breaks
Play 1000 games
Reach a score of 5000
Reach a score of 10 000
Reach a score of 15 000
Reach 25 bonus times in single mode
Get four of the same piece in a row
Survived 500 close calls
Get 500 bonus times