You could also bring that as an improvement suggestion. I for once will not start playing again since the boosters are just as much part of my progress as the passed levels and I do not feel like starting over. So instead of buying new ones I will just not play :) but perhaps you earn enough money from the few people who,…
Oh, so my progress is saved but not my boosters when switching phone? It sounded irrational to not store those informations in the same way so it never occurred to me that might be the case. That is too bad. I am glad I did not spend all that much money on the game buying boosters :) Thanks for the answer.