RCJ Soccer RefMate is an Android application designed for managing RoboCup Junior Soccer matches with real-time robot control, score tracking, and advanced referee tools.
Officially tailored for the RoboCupJunior Soccer League, this app turns your Android device into a powerful assistant for live match handling, communication with robots, and seamless integration with tournaments and live streams.
- Adjustable match duration and halftime length
- Automated transitions between:
- First Half
- Halftime
- Second Half
- Visual countdowns for each phase
- Robot penalty tracking
- Manual score tracking via double-tap gestures
- Editable team names via long-press
- Supports team side switching and score editings
- Connect and manage up to 10 robot modules
- Compatible with RoboCup Junior Communication Modules
- Individual robot states:
- Play / Stop
- Temporary penalty with countdown
- Robot identifiers (e.g., A1, B2) and states displayed on module OLEDs
- Game state sync: robots stop/start based on match phase or penalties
- Long-press robot button (e.g., A1, A2…) to pair via:
- BLE scan
- QR code displayed on module OLED
- Publish live game data to an MQTT server
- Includes:
- Team names
- Scores
- Match time & phase
- Match stage (1st half, halftime, 2nd half, game over)
- Customizable MQTT broker address and topic
- Ideal for:
- Scoreboards
- Live streams
- Tournament dashboards
- Pull match info from web using match ID
- Automatically sets:
- Team names
- Table number
- MQTT topic (for clean tournament routing)
| Action | Gesture |
|---|---|
| Add goal | Double-tap score number |
| Apply penalty | Double-tap robot button |
| Edit score/team name | Long-press score/team label |
| Connect robot module | Long-press robot button |
| Open settings | Single-tap ⚙️ icon in top right |
Accessible via the settings menu:
- Number of robots (2–10, even only)
- Match and halftime duration
- Penalty duration
- Side switching
- MQTT configuration
- Match preload via web
- Reset all modules / match state
Available on Google Play
This app pairs with official RoboCup Junior-compatible modules.
- Open-source hardware & firmware:
📦 https://github.com/robocup-junior/soccer-communication-module - Purchase ready-made modules:
🛒 https://robofuze.com/
This project is licensed under the Apache License 2.0.
Martin Faltus
We welcome bug reports, feature requests, and contributions.
Feel free to open an issue or submit a pull request.
Designed by RoboCup enthusiasts to simplify referee workflows and enhance fairness and automation during matches.