Full list of all 10 Collapse! achievements worth 200 gamerscore. It takes around 0-0.5 hours to unlock all of the achievements on Windows Phone.
Solve a puzzle with as few clicks as possible.
Complete a level when blocks are at the topmost row.
Remove more than 40 blocks with one move.
Every click removes blocks.
Remove more than 20 blocks with one move.
Remove more than 30 blocks with one move.
Remove all the blocks on the screen.
Complete a level without using any power-ups.
Remove blocks 5 times within 4 seconds.
Remove blocks of every color currently in the game in rapid succession.