Dreamlight Valley Guide by AJL is an educational app designed for Android users, offering an extensive resource for players of the Dreamlight Valley game. This fan-made guide allows users to record and access a wealth of information about various in-game collections, including characters, fish, crafting materials, ingredients, meals, gems, clothing sets, and furniture sets. With features that enable tracking of collected items, players can efficiently manage their gameplay experience.

Additionally, the app helps users keep tabs on their interactions with game characters, including daily discussions and favorite items. Players can mark characters they have gifted or interacted with and monitor the availability of rare critters. The app also provides quick access to collection information, making it a practical tool for both new and seasoned players. The unofficial nature of the app is noted, emphasizing that it serves purely for informational and entertainment purposes.