Comparison

GCode Scanner for CNC Machines vs CNC Utility Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GCode Scanner for CNC Machines

This tool allows users to view and simulate CNC machine code (G-code) and 3D model files (STL) before production. It helps prevent errors, save tools, and reduce setup times for machinists, programmers, and engineers.

Highlights
  • G-code viewer with real-time toolpath playback
  • Error detection for gouges and over-travels
  • STL model viewer
  • Universal G-code compatibility
  • Shop-floor ready interface
  • Import from cloud storage or local device
Features
Read full description

G-Code scanner lets you view STL files before 3d printing. It is a photo scanner for CNC machine code and STL viewer. This eas 3D printing stl viewer tool, G code viewer for CNC, CNC G-Code & STL Viewer gives machinists, programmers, and engineers a powerful pocket-sized tool for inspecting, simulating, and sharing toolpaths—anywhere the job takes you. WHY CHOOSE CNC G-CODE & STL VIEWER • Instant insight: Load FANUC- or HAAS-style G-code in seconds and watch real-time toolpath playback before a single chip is cut. • Error prevention: Catch gouges, over-travels, and syntax issues early so you protect cutters, fixtures, and machines. • STL Viewer: Upload and view STL models quickly and easily, right from your phone • Universal compatibility: Works with Gcode from most major machine tool companies • Shop-floor ready: Dark theme, large coordinates, and touch-friendly controls keep the data readable in bright coolant-splashed environments. • Cloud or local: Import files from email, Google Drive, Dropbox, or straight from your device’s storage—no forced sign-ups. WHO IT’S FOR • Job-shop machinists verifying edits right at the machine • Manufacturing engineers adjusting code on the production floor • CAD/CAM programmers teaching technicians how to debug code • Instructors demonstrating CNC concepts in the classroom • Hobbyists running desktop routers or 3D printers that accept G-code SAVE TIME, SAVE TOOLS, SAVE MONEY Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CNC Utility Pro

This app provides essential CNC calculations for machinists and operators. It offers tools for speeds and feeds, tap drill charts, unit conversion, triangle calculations, and bolt circles, all designed for speed and simplicity on the shop floor. Works offline for reliable access anywhere.

Highlights
  • Speeds and Feeds Calculator
  • Tap Drill Chart
  • Unit Converter
  • Triangle Helper
  • Bolt Circle Calculator
  • Offline functionality
Features
Read full description

CNC Utility Pro is a fast and reliable machining companion built for real shop work. It brings essential CNC calculations into one simple and easy to use app so you can focus on precision and productivity instead of searching through charts or doing manual math. This app is designed for machinists, CNC operators, toolmakers, engineering students, and anyone working with machines who needs quick and accurate results on the shop floor. Every feature is built with a focus on speed, simplicity, and usability. With CNC Utility Pro you get a complete set of practical tools that are used every day in machining. Speeds and Feeds Calculator helps you quickly determine spindle speed and feed rate based on tool diameter, surface speed, flutes, and chip load. This allows you to make better cutting decisions and improve tool life and efficiency. Tap Drill Chart provides instant access to common thread sizes and their recommended drill sizes. Instead of searching through tables, you can find the correct drill in seconds and keep your workflow smooth. Unit Converter makes it easy to convert between millimeters, inches, and feet. Whether you are switching between metric and imperial units or checking measurements, this tool keeps everything consistent and accurate. Triangle Helper simplifies shop math by helping you calculate hypotenuse and angles for right triangles. This is especially useful for layout work, setups, and quick geometry calculations. Bolt Circle Calculator allows you to calculate hole positions and angles based on the number of holes and bolt circle diameter. This is ideal for machining circular patterns and ensures precision every time. CNC Utility Pro is built with a clean and simple interface so you can get results quickly without distractions. There are no unnecessary features, no complicated menus, and no learning curve. Just open the app, enter your values, and get accurate results instantly. The app works offline, so you can rely on it anywhere in the shop without needing an internet connection. It loads quickly and responds instantly, helping you save time and stay focused on your work. CNC Utility Pro is designed to reduce errors, improve efficiency, and support better decision making in machining tasks. Whether you are an experienced machinist or just getting started, this app provides reliable tools that you can use every day. I am committed to keeping CNC Utility Pro simple, useful, and effective. Future updates will continue to improve accuracy, expand tool options, and enhance the overall experience while maintaining the same clean and straightforward design. If you are looking for a practical machining calculator that delivers fast results and real value, CNC Utility Pro is the right choice. Work smarter, save time, and keep your machining precise with CNC Utility Pro. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/cnc-utility-pro/privacy-policy

Screenshots

GCode Scanner for CNC Machines4 screens
CNC Utility Pro4 screens

Verdict

The call

The clearest difference is price: GCode Scanner for CNC Machines at Free against CNC Utility Pro's $9.99. GCode Scanner for CNC Machines also leads on ratings volume (3 vs 1). CNC Utility Pro's advantage is in-app purchases (none vs 3). On rating, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

GCode Scanner for CNC Machines is free to download; CNC Utility Pro costs $9.99 up front. GCode Scanner for CNC Machines sells 3 in-app purchases, starting at $4.99 per 7 days. CNC Utility Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for GCode Scanner for CNC Machines against 5.0 for CNC Utility Pro. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

UpkeepUpdate frequency

GCode Scanner for CNC Machines ships an update every 3 weeks, CNC Utility Pro every 5 weeks. The most recent releases landed on September 27, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
GCode Scanner for CNC Machines versus CNC Utility Pro: the parameters behind the verdict, then further details
ParameterGCode Scanner for CNC MachinesCNC Utility Pro
PriceFree — better$9.99
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings3 — better1
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better17.6
Further details — not scored
Size77 MB4 MB
Age rating4+9+
DeveloperJeremiah MooreShashwat Patel

Customer experience

GCode Scanner for CNC Machines

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

CNC Utility Pro

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

GCode Scanner for CNC Machines

Subscriptions3
  • Pro Weekly Membership$4.997 Days
  • Pro Monthly Membership$7.991 Month
  • Pro Annual Membership$69.991 Year
None

CNC Utility Pro

No in-app purchases

Questions

Is GCode Scanner for CNC Machines free?
GCode Scanner for CNC Machines is free to download, with in-app purchases available.
Is CNC Utility Pro free?
CNC Utility Pro costs $9.99, with no in-app purchases.
Which has better reviews, GCode Scanner for CNC Machines or CNC Utility Pro?
GCode Scanner for CNC Machines and CNC Utility Pro are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do GCode Scanner for CNC Machines or CNC Utility Pro have ads?
Neither GCode Scanner for CNC Machines nor CNC Utility Pro shows ads.
Which is updated more often, GCode Scanner for CNC Machines or CNC Utility Pro?
GCode Scanner for CNC Machines ships an update every 3 weeks, and CNC Utility Pro every 5 weeks. Most recently, GCode Scanner for CNC Machines was updated on September 27, 2026 and CNC Utility Pro on October 9, 2026.

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