Royal Gem is a fun casual game for people who want to kill time and train their brains.

Features
● Use small gems and synthesize bigger and prettier ones! Simple and fun, but also requires a little skill and luck!
● A rich variety of gems, each with its own unique style.
● Synthesize the biggest perfect gems that can power up the gem tree! Strengthen your gem tree and you'll get a constant stream of gems.
● Synthesize your own perfect gems, keep breaking the highest score and challenge the global ranking!
● Totally free and without any in-app purchases, play as long as you want!

You can download and play the game for free now! Come on!