Here is the full list of all 15 Bouncing Duck Simulator achievements.
Get 10,000 Bounces.
Demote the King to a lower Duck.
Break the Radio.
Break the Monitor.
Press the Button 100 times.
Get 1,000 Bounces.
Get 100 Bounces.
Get the Light Ending.
Get the Dark Ending.
Get the Secret Ending.
Get 100,000 Bounces.
Get 1,000,000 Bounces.
Complete 100% of the Duckedex.
Make Babies.
Convert a Duck to the Dark Side.