Coins are items that only provide you points for high scores and extra lives. They are also related to certain Awards, such as one where you need to collect atleast 90% of coins in a single wave. They have appeared in all games since Chicken Invaders: The Next Wave.
Coins in Chicken Invaders: The Next Wave
In this game, sometimes if you kill a chicken, a bunch of coins fall out from it. All coins give you around 2,000 points.
If you kill a chicken which wears a checkered shirt, three large coins will fall out of it. You also obtain coins from destroying asteroids sometimes, by destroying certain bosses (like the U.C.O.), by destroying certain enemies and by destroying chests in the Bonus Challenge waves.
These coins are small and brown colored. They are the most common type of coins that you will see. They only provide you with 100 points.
These coins are medium-sized and silver colored. They give you 1000 points for collecting them.
These coins are big and yellow colored. They give you 10,000 points for collecting them.
If you sometimes kill a chicken, three large coins will fall out of it. You also obtain coins from destroying asteroids, by destroying Aliens, and destroying certain bosses (like the Space Crabs).
Coins in this game are like the ones in Chicken Invaders: Revenge of the Yolk, but they are all yellow colored.