Here is the full list of all 13 Snake 3D Adventures achievements.
Collect 10 bonus clocks
Complete the first level
Complete the Jungle levels
Complete the Desert levels
Complete the game
To be devoured by a shark 15 times
To fall into the abyss 20 times
To be killed by monsters 30 times
Complete all levels with Three Stars
Collect 20 batteries
Eliminate 30 monsters
Eliminate 50 monsters
Eat 100 eggs