Jewels is a free match-3 game developed by Hectopixel - Free Jewel Games for Android devices. The game consists of 400 levels in four different worlds, each with unique challenges and obstacles to overcome.

The gameplay is simple and addictive, where you match jewels to break stones and progress through levels. What sets Jewels apart from other match-3 games is the introduction of new game items every 20 levels. These items include trains that carry jewels, magic barrels that modify jewels, color bombs, flashes, magic chests, stones, cages, chains, ice, slingshots, cloning slime, jumping walls, multipliers, and many other bonuses.

The graphics and sound effects are visually appealing, and the game is easy to navigate. Jewels is a great option for anyone who enjoys match-3 games and is looking for a unique twist.