Super Bros World Collections is a free Android emulator developed by Super Bros World. This emulator is designed to recreate the classic gaming experience of the 1990s, providing a platform for users to play their favorite retro games on their Android devices.

One of the standout features of Super Bros World Collections is the ability to download game ROMs directly within the app. This allows users to easily access and play their favorite games without having to go through the hassle of finding and downloading ROMs from other sources. Additionally, users can save and load game states, making it easy to pick up where they left off at any time.

The on-screen controls are configurable, and the app also supports gamepad controllers for a more authentic gaming experience. Multiplayer via Bluetooth and Wi-Fi is also supported, allowing users to play with friends and family.

It's worth noting that Super Bros World Collections does not come with any ROMs pre-installed, and users must supply their own. However, the app supports Android's storage access framework, allowing users to easily open ROMs from both internal and external storage.

Overall, Super Bros World Collections is a solid choice for anyone looking to relive the glory days of retro gaming on their Android device.