Here is the full list of all 18 AchBall achievements.
Complete level 20
Complete level 40
Complete level 60
Complete the game
Hit the wall 100 times
Hit the wall 1.000 times
Hit the wall 10.000 times
Hit the wall 100.000 times
Complete level 13 with 0 score
Complete level 24 with 0 score
Complete level 33 with 0 score
Complete level 53 with 0 score
Complete level 79 with 0 score
Destroy 50 blocks
Destroy 500 blocks
Destroy 5.000 blocks
Get total score more than 40.000
Get total score less than 18.000