Rebirth Online is a free-to-play MMORPG available on Android devices. Developed by Caret Games, this game offers players an open-field with high-quality graphics and a variety of features.

The game supports partial automatic gameplay, making it easy for players to enjoy the game without having to manually control their characters. However, if you prefer full automatic play, Caret Games offers another game that may suit your needs better. It's worth noting that you'll need to update the game with an additional 1.85GB of data before playing.

Rebirth Online offers a variety of content, including RvR, PvP, PvE, dungeons, raids, guilds, and guild wars. With a level cap of 800, players can engage in exchange, crafting, upgrade, enhancement, and more. The game also offers regular maintenance and improvements to ensure a smooth experience. Additionally, players can acquire equipment and items through gameplay without having to spend any money.

The game is available in Korean, English, Thai, Chinese Simplified, Chinese Traditional, and Portugues, with more languages coming soon. If you're looking for a free MMORPG with high-quality graphics and a variety of features, Rebirth Online is definitely worth checking out.