Geometry Dash World is a rhythm-based action platformer game that expands on the mechanics of the original Geometry Dash. It features new levels, unique music tracks, and fresh challenges. Unlike the original, it offers shorter levels for quick gameplay, along with daily quests and new achievements to engage players.

Yes, Geometry Dash World is free to download and play on Android and iOS devices. It offers in-app purchases for items like new icons and colors to customize characters. These purchases are optional and not required to enjoy or complete the game.

The game requires Android version 4.0 or higher, or iOS version 8.0 or higher. It is compatible with most smartphones and tablets. The game is lightweight for smooth performance on older devices, though a more recent device with updated software is recommended for optimal experience.

Yes, the game can be played offline, making it suitable for playing without an internet connection. However, certain features like daily quests and community aspects may require an internet connection.

To synchronize progress across devices, create an account and log in. Your achievements, progress, and customizations are stored in the cloud, allowing access from any device. Regularly backing up data is advised to prevent loss of progress.