# GRBL CNC Controller

> CNC Mobile Control for GRBL (USB)

Canonical page: [https://chrome-stats.com/d/com.kerry.grblcontroller](https://chrome-stats.com/d/com.kerry.grblcontroller)

## Overview

- **ID:** `com.kerry.grblcontroller`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** kerry
- **Category:** TOOLS
- **Downloads:** 11,011
- **Rating:** 1.38 / 5 (45 ratings)
- **Version:** 4.4
- **Last updated:** 2026-05-25
- **First published:** 2025-05-19
- **Publisher country:** IN
- **Size:** 10 MB
- **Data as of:** 2026-09-11
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.kerry.grblcontroller)
- **Privacy policy:** [https://sites.google.com/view/grbl-cnc-controller-privacy/home](https://sites.google.com/view/grbl-cnc-controller-privacy/home)

## Description

Take full control of your GRBL CNC with GRBL CNC Controller!<br><br>Connect your Android device directly to your Arduino-based GRBL CNC machine via USB OTG for an intuitive and portable control experience. GRBL CNC Controller puts all essential functions at your fingertips on a clean, user-friendly interface.<br><br>Key Features (as seen in your interface):<br> <br>Direct USB OTG Connection: Easily connect with selectable baud rate.<br>Real-Time Work Position (WPos): Instantly view X, Y, Z machine coordinates.<br>Set Work Zero: Dedicated X0, Y0, Z0 buttons and &quot;Go XY/Z Zero&quot; commands.<br>Essential Machine Controls: Access Reset, Unlock, and Home functions.<br>Intuitive Jogging: XY jog pad, Z-axis buttons, and adjustable jog step/speed.<br>Spindle Control: Toggle spindle ON/OFF and set spindle speed.<br>GRBL Terminal Access (&quot;Term&quot;): Send custom commands and view GRBL responses.<br>G-Code Management: Open .nc/.gcode files, Play/Stop jobs, and see file status.<br>Live Feedrate Override: Adjust job speed (+/-10%) on the fly.<br><br>Why GRBL CNC Controller?<br><br>Streamlined Interface: All primary controls on one screen for efficient operation.<br>USB OTG Simplicity: Plug-and-play connection, no complex network setup.<br>Core CNC Functionality: Covers all essentials for daily CNC tasks.<br>Portable &amp; Convenient: Control your machine without being tied to a PC.<br>Ideal for:<br>DIY CNC Router, Mill, or Laser users with GRBL/Arduino setups.<br>Hobbyists and makers seeking a straightforward mobile controller.<br><br>Requirements:<br><br>GRBL-flashed CNC machine (Arduino or compatible).<br>Android device with USB OTG support.<br>USB OTG adapter/cable.<br>Download GRBL CNC Controller today and simplify your CNC workflow!

## Rankings

- #544,209 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `android.permission.VIBRATE`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.kerry.grblcontroller.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.kerry.grblcontroller)