Building a multiplayer mobile game or a cross-device Unity experience shouldn’t require writing your own Bluetooth stack from scratch. The ExaEdge iOS Bluetooth Plugin bridges Unity and Apple’s Core Bluetooth framework — so your game logic can talk to real hardware without your team spending weeks on low-level BLE integration.
This Unity Bluetooth plugin for iOS handles the hard parts: device discovery, pairing handshakes, data framing, and connection state management. You write the game. The plugin handles the radio.
02Key Features
Key Features
Client and Server Modes: The plugin operates in both central (client) and peripheral (server) modes, giving you full flexibility for peer-to-peer architectures or hub-and-spoke device configurations. One device can host the session; others join it — or any device can be either, depending on context.
Real-Time Communication: Data exchange is optimized for low-latency, real-time use cases. Whether you’re syncing player positions, triggering haptic events on a wearable, or streaming sensor data into a Unity scene, the plugin keeps up without buffering surprises.
Cross-Device Pairing: The iOS Bluetooth integration layer handles device discovery and pairing flows, including handling the edge cases — devices going out of range, reconnection on resume, and multi-device sessions where more than two units are in play.
Unity-Native API: The plugin surfaces a clean C# API that fits naturally into Unity’s component model. No Objective-C diving required from your team’s side.
03Technical Details
Technical Details
Built on Apple’s Core Bluetooth (BLE) framework, the plugin targets iOS 12 and above. It’s structured as a Unity native plugin with a managed C# wrapper, making it compatible with both Unity’s IL2CPP and Mono scripting backends. The plugin handles background mode permissions and foreground/background state transitions as expected by iOS.
Communication uses a lightweight framing protocol over BLE characteristics — you send and receive byte arrays or serialized data structures. The plugin does not impose an application-level protocol, so your game’s netcode stays in your hands.
04Use Cases
Use Cases
The Unity cross-device communication capabilities make this plugin a natural fit for: local multiplayer games that work without internet connectivity, interactive installations pairing mobile devices with custom hardware, AR experiences that receive sensor data from a paired accessory, and educational apps that connect to physical learning tools. Anywhere your Unity project needs to talk to nearby hardware over Bluetooth, this plugin is the foundation.
05Gallery
Gallery
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