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• Fresh CardBot app icon and splash screen • Now reads the front barcode as well as the back marker — faster, more reliable card scanning • Improved card detection • Fixed the splash screen on Android 12 and newer • Sharper app icon that no longer gets cropped on some phones
Program robots with physical cards — scan, build, code, and drive!
CardBot turns physical programming cards into real robot commands! Perfect for young learners and STEM enthusiasts, CardBot bridges the gap between tangible play and digital coding. HOW IT WORKS 1. Scan physical programming cards using your phone's camera or NFC 2. Build a visual block program by arranging cards in sequence 3. See the real Python code generated automatically 4. Connect to your robot car via Bluetooth and run the program! KEY FEATURES 📸 Card Scanning Scan programming cards instantly using camera-based ArUco marker detection or NFC tags. The app recognizes 33 different programming cards across 4 categories. 🧩 Visual Block Programming Drag and drop blocks to reorder your program. Each card becomes a colorful block that's easy to understand — no typing required! 🐍 Real Python Code Every block program automatically generates real Python code. Watch the code update live as you add, remove, or reorder blocks. A built-in code editor lets advanced users edit directly. 🤖 Bluetooth Robot Control Connect to your robot car via Bluetooth Low Energy (BLE). Run your program and watch the robot execute each command in real time. 🔍 Smart Card Search Find any card instantly with fuzzy search or voice input. Browse the full card library organized by category: Control, Movement, Action, and Mode. CARD CATEGORIES 🟢 Control Cards (11): Start, Go, End, Loops, Wait, If Obstacle, and more 🔵 Movement Cards (8): Forward, Backward, Turn Left/Right, Arc, Set Direction 🟣 Action Cards (7): Lights, Horn, Beep, Speed Control, Light Color 🟣 Mode Cards (7): Grid Mode, Tank Mode, RC Mode, Patrol, Dash, and more PERFECT FOR • Classrooms and STEM programs • After-school robotics clubs • Parents teaching kids to code • Anyone curious about programming and robotics No coding experience needed — CardBot makes programming as simple as playing cards!