What do I use coins for? MiniMega Nerida October 12, 2016 02:20 Updated Follow There are a number of puzzle packs that can be purchased using coins.Coins can also be used to buy hints. Related articles My progress was lost. I've lost my progress... HELP! I have another question or comment. Can I disable video ads? Why did the name change to Bonza Planet? Comments 0 comments Article is closed for comments.