Full list of all 22 Cosmo Run (Windows) achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Windows.
20 achievements gathered
Y.O.U A.R.E T.H.E B.E.S.T
Persistence seems to be your best quality!
20000.... but can you do more?
You are getting good at this...
Perfection is what you have achieved.
You don't like looking back, do you?
Yes, a true fan!
You have found your inner darkness
180 seconds... impressive!
Scored more than 200 in 3 games
You have saved the Island.
Your first 10 achievements
2000 points is a lot, but I bet you can't do more!
Perfection is what you seek!
Impressive game skills! You win 250 stars.
You have experienced your first multiplayer game
Stalled progress
Improvement is what you seek!
Now play the mini game
You have shared your score at least once. Probably you can do it one more time?
First game finished