Here is the full list of all 10 Isotiles achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Completed 50 levels
Completed 45 levels
Completed 40 levels
Completed 35 levels
Completed 30 levels
Completed 25 levels
Completed 20 levels
Completed 15 levels
Completed 10 levels
Completed 5 levels