The site says that with Copresence, the devices can authenticate with one another using Bluetooth or location information, then transfer data back and forth via Wi-Fi or Wi-Fi direct.
The images above were reportedly unearthed in the latest Google Play Services APK, and they clearly show different types of handsets and tablets - iPhones and iPads and Android devices - interacting with one another.
Dynamite with a laser beam
Developers have reportedly also glimpsed a Copresence API in various documentation, among other clues.
In fact, it seems Copresence may be an evolution of what we were previously hearing about as "Nearby," or the name of the technology behind the Nearby feature.
Either way, word is we'll be hearing more straight from Google within "the coming weeks."
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Michael Rougeau is a former freelance news writer for TechRadar. Studying at Goldsmiths, University of London, and Northeastern University, Michael has bylines at Kotaku, 1UP, G4, Complex Magazine, Digital Trends, GamesRadar, GameSpot, IFC, Animal New York, @Gamer, Inside the Magic, Comic Book Resources, Zap2It, TabTimes, GameZone, Cheat Code Central, Gameshark, Gameranx, The Industry, Debonair Mag, Kombo, and others.
Micheal also spent time as the Games Editor for Playboy.com, and was the managing editor at GameSpot before becoming an Animal Care Manager for Wags and Walks.