Planet Merge Idle

Build a powerful solar system in Planet Merge Idle!

Create planets and merge three matching worlds to discover stronger, more valuable planetary tiers. Expand your orbit to unlock additional space, increase your rewards, and grow your cosmic empire.

But danger is approaching. Enemy ships are closing in on your sun! Strengthen your planets, activate powerful reward lines, and destroy incoming waves before your solar system is overwhelmed.

Complete goals, earn coins, activate boosts, and keep upgrading to become the ultimate guardian of the galaxy.

Features:

- Merge matching planets into powerful new worlds
- Expand and upgrade your planetary orbit
- Earn coins as planets cross reward lines
- Defend your sun against waves of enemy ships
- Unlock boosts and increase your earning power
- Complete goals and progress through new challenges
- Enjoy satisfying animations and relaxing idle gameplay

Merge, upgrade, defend, and watch your solar system grow!