About the GCodePrintr category

This community is about gcodeprintr and #GCodeSimulator.

GCodePrintr is an App to control your 3D printer from your favourite Android device and print from it.


  • 3D Printing from any Android device - PC less printing
  • Connect to a printer using USB OTG/Host port
  • Supports wireless printing over Bluetooth
  • Load your own gcode file and start a real print from your Android device.
  • Touch screen printer control interface (X,Y,Z Movement, Heat, Fan,…)
  • Support for SD Card printing (upload, list files, autostart print)
  • Easily modify speed during print and see how it impacts the print time.
  • Layer by layer visualization and print simulation
  • Show details like estimated time, speeds, filament usage, cost,…
  • Printing is done in background (Android service)
  • Small web interface to remotely view print status.
  • Remotely stream the video of your builtin webcam (requires IPWebcam App)
  • Receive print object from PC over network
  • Use Gcode Simulator for PC to send files from PC directly to your Android tablet to print them.
  • Works with many 3D printers (like Reprap, PrintrBot, Ultimaker, Makibox, Solidoodle, Robot3d, Multec Multirap,…).
  • Works with multiple firmwares (Sprinter,Marlin,Smoothie,…)
  • Support for various printer options (bedsize, baudrates, reset, flip x/y axis,
  • Multiple UI Themes (black colorful, gray, autumn, blue fade)
  • This version offers full printing support.

GCodeSimulator is an App for Android and PC to simulate a 3D print. The Android version can also connect to a printer and do manual controls.

I have error