This refers to independently developed video games based on the Sonic the Hedgehog franchise, distributed through the GameJolt platform and designed for play on Android devices. These projects are created by fans, often utilizing existing game engines or custom-built software to replicate or reimagine the Sonic experience on mobile platforms.
The accessibility of creation tools and the widespread availability of Android devices have fueled a significant increase in the number of these fan-made games. GameJolt provides a central hub for developers to share their work and for players to discover and download these titles, offering a unique and diverse collection of unofficial Sonic content. This ecosystem allows for experimentation with gameplay mechanics, level design, and narrative, extending the life and expanding the scope of the original franchise.