CNC G-Code Scanner, STL Viewer

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5K+
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Content rating
Everyone
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About this app

Snap. Scan. Understand. CNC G-Code & STL Viewer gives machinists, operators, and programmers a pocket-sized tool for examining G-code right at the machine. Take a picture of the screen, or type/paste in the code, and get analysis in seconds. Interprets the code in plain language, debugs any errors, or adds comments to the Gcode right from your phone or tablet!

WHY CHOOSE CNC G-CODE & STL VIEWER
• Error prevention: Understand what the Gcode is doing, in real time, right at the machine using your device! No CAD/CAM software needed.
• Free resources: Contains official manuals for all sorts of CNC machines; no more thumbing through dirty manuals or finding where they are.
• STL support: Open, rotate, view STL models right on your phone or tablet
• Import files: Supports .stl, .obj, .fbx, .step, .stp, .3mf, .gcode, .3ds filetypes

KEY FEATURES
• Scans and interprets G code from a photo of the CNC machine screen
• Add comments to code blocks and send or share them
• STL viewer and Gcode plotter for simple toolpaths (beta)

WHO IT’S FOR
• Job-shop machinists verifying edits right at the machine
• Operators wanting to learn Gcode while working at the machine
• Instructors demonstrating CNC concepts in the classroom
• Hobbyists running desktop routers or 3D printers that accept G-code

SAVE TIME, SAVE TOOLS, SAVE MONEY
Stop guessing and start knowing what the code is doing. Download CNC G-Code & STL Viewer today to eliminate crashes, shorten setup times, and hit cycle start with total peace of mind.
Updated on
Dec 27, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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