GCode Scanner for CNC Machines vs STLLens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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/
STLLens
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Meshlet is a fast local 3D file viewer for STL and OBJ models on iPhone and iPad. Open files from the Files app, inspect mesh structure, switch display modes, and save snapshots for sharing. Built for quick viewing, not heavy CAD editing. Key features: • Open STL and OBJ files from Files • Solid, Wireframe, and X-Ray display modes • Camera presets for top, front, side, and isometric views • Mesh stats and bounds preview • Save and share model snapshots • Reopen models from Recents Year VIP: $14.99. Monthly VIP: $7.99. Lifetime : $19.99. YearLy VIP,Monthly VIP supports Family Sharing. ELUA： https://alluring-cornucopia-e64.notion.site/EULA-1b93a026438880b2b7bff9c491893917?pvs=74 Email： personalbum@outlook.com
Screenshots
Verdict
The clearest difference is price: GCode Scanner for CNC Machines at Free against STLLens's $0.99. On update cadence, ads, in-app purchases 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
GCode Scanner for CNC Machines is free to download; STLLens costs $0.99 up front. GCode Scanner for CNC Machines sells 3 in-app purchases, starting at $4.99 per 7 days and STLLens sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
GCode Scanner for CNC Machines ships an update every 3 weeks, STLLens fortnightly. The most recent releases landed on October 28, 2026 and October 15, 2026 respectively.
| Parameter | GCode Scanner for CNC Machines | STLLens |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 — better | 16.6 |
| Further details — not scored | ||
| Size | 77 MB | 60 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeremiah Moore | 楠楠 李 |
In-app purchases
GCode Scanner for CNC Machines
- Pro Weekly Membership$4.997 Days
- Pro Monthly Membership$7.991 Month
- Pro Annual Membership$69.991 Year
STLLens
- Month Vip$7.991 Month
- Year Vip$14.991 Year
- LifeTime$19.99
Questions
Is GCode Scanner for CNC Machines free?
Is STLLens free?
Do GCode Scanner for CNC Machines or STLLens have ads?
Which is updated more often, GCode Scanner for CNC Machines or STLLens?
Other comparisons
