The easiest way to progress in this game is to use life-saving power-ups as they will make it harder for you to die. The following power-ups have the corresponding descriptions:
POWER-UP(COINS)
DESCRIPTION
Barb Blocker (30 Coins)
A shield that protects Jumpster from spikes. One per stage.
Booster (20 Coins)
Beat a level in fewer jumps. Similar to Rocket, you can only use one per stage.
Cosmic Cupcake (45 Coins)
Restore half of Jumpster's energy.
Golden Key (110 Coins)
Unlocks Yutaka levels.
Martian Cocktail (75 Coins)
Fully restores Jumpster's energy.
Respawn Relic (500 Coins)
Lets Jumpster respawn where he died.
Rocket (15 Coins)
Helps kill monsters, but you can only use one per stage.
Silver Key (50 Coins)
Unlocks Dilonica levels.
Space Fridge (600 Coins)
Stores 10 energy bars at a greater discount than the price of 10 treats (Cosmic Cupcake, Martian Cocktail).