Best Cnc Apps

249+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated August 2026

Looking for free cnc apps? 19 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Cnc Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1CNC Lathe Simulator LiteCNC Lathe Simulator LiteFree4.0★ (10)NoNoAug 2026
2Sequence :: G-Code editor, CNCSequence :: G-Code editor, CNCFree4.3★ (64)NoYesAug 2026
3CNC Machinist CalculatorCNC Machinist CalculatorFreeYesYesJul 2026
4CNC CodeCNC CodeFreeNoYesJul 2026
5GCodeReader CNCGCodeReader CNCFreeNoNoJun 2026
6Cnc Turning Programming AppCnc Turning Programming AppFreeNoNoMay 2026
7CNC Machinist Calculator UltraCNC Machinist Calculator UltraFree4.9★ (24)NoYesJul 2026
8CNC Utility ProCNC Utility Pro$0.99 was $1.995.0★ (1)NoNoAug 2026

Top Picks for Cnc

Sequence :: G-Code editor, CNC#2

Sequence :: G-Code editor, CNC by Hypercube GFX, Inc.

Machining, CAD Modeling, CAM
Strong Contender
🎨 Graphics & Design
4.3(64 ratings)
FreeIn-App Purchases
Sequence :: G-Code editor, CNC screenshot 1
Sequence :: G-Code editor, CNC screenshot 2
Sequence :: G-Code editor, CNC screenshot 3
Sequence :: G-Code editor, CNC screenshot 4
Sequence :: G-Code editor, CNC screenshot 5

This app is a text editor for G-Code and M-Code, designed for machining on CNC and lathe machines. It allows users to import, save, and visualize STL models with a built-in 3D renderer. Subscriptions are available and can be canceled anytime.

More Cnc apps to explore

4
CNC Code
CNC Code
CNC Code
Codici G e M e non solo
Free
📚 Education
(0)
5
GCodeReader CNC
GCodeReader CNC
GCodeReader CNC
by Favionics
Free
🎨 Graphics & Design
(0)
6
Cnc Turning Programming App
Cnc Turning Programming App
Cnc Turning Programming App
Fast CNC Turning Code Creator
Free
🔧 Utilities
(0)
7
CNC Machinist Calculator Ultra
CNC Machinist Calculator Ultra
CNC Machinist Calculator Ultra
All-in-One Machining Tool
Free

This app provides machinists and engineers with a comprehensive suite of tools for CNC operations. It offers a wide range of calculations for turning, milling, drilling, and more, designed to enhance precision and boost productivity.

Cutting speed and feed recommendationsTap drill size calculationsTrue position calculations
📊 Productivity
(24)
freemium
8
CNC Utility Pro
CNC Utility Pro
CNC Utility Pro
Machinist Calculator Tools
$0.99
$1.99 | 50% OFF

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.

Speeds and Feeds CalculatorTap Drill ChartUnit Converter
🔧 Utilities
(1)
paid
9
CNC Function Catalog
CNC Function Catalog
CNC Function Catalog
Product Information
Free
🔍 Reference
(0)
10
Easy CNC
Easy CNC
Easy CNC
by Siemens AG
Free

Access over 5000 pages of CNC training manuals and content in PDF format, updated with the latest information. Features a PDF reader with annotation and bookmarking, a G-Code tool for finding compatible codes, and a video library. Includes a glossary and links to online communities.

Digital training manualsPDF reader with annotationsG-Code tool
📊 Productivity
(8)
free
11
CNC Model Viewer
CNC Model Viewer
CNC Model Viewer
by CHANCELLOR G KREMER
Free
$2.99 | 100% OFF

This application allows engineers, machinists, and designers to view and inspect complex 3D CAD models on iOS devices. It supports a wide range of file formats and offers tools for measurement, material assignment, and weight calculation, all while operating fully offline.

Supports STEP, IGES, STL, OBJ, glTF, GLB, PLY, VRML, BREP formatsPrecise measurement of dimensions, angles, and lengthsMaterial assignment and weight calculation
📊 Productivity
(3)
free with in-app purchases
12
Construction Master Pro Calc
Construction Master Pro Calc
Construction Master Pro Calc
Feet Inch Fraction Calculator
Free

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

Dimensional math and conversionsRight angle and rafter calculationsArea and volume solutions
🔧 Utilities
(39K)
free with in-app purchases
13
CNC Lathe Calculator & Program
CNC Lathe Calculator & Program
CNC Lathe Calculator & Program
Generate G-code & Calc Point
Free

This tool assists CNC lathe operators and programmers by generating G-code and performing complex calculations. It offers various processing templates, thread calculations, and a wide range of engineering tools for efficient machining.

G-code generationTangent point and arc calculationsMultiple processing templates
🔍 Reference
(2)
freemium
14
CNC - World
CNC - World
CNC - World
by Ahmed Mohamed
Free
💼 Business
(0)
15
Learn Your CNC Academy
Learn Your CNC Academy
Learn Your CNC Academy
Learn Your CNC Academy
Free

Access comprehensive video courses and live training for Vectric software and CNC machinery. Engage with a community, participate in challenges, and get expert answers to your questions. Learn anytime, anywhere.

Access all videos in one appPush notifications for updatesPremium course access
🌟 Lifestyle
(1)
free
16
CNC Points
CNC Points
CNC Points
by Lauro Perez Bernabe
Free

Calculate tangency points for CNC machining by inputting angle, coordinates, and radius. This tool simplifies complex calculations for users working with CNC machines.

Tangency point calculationInput angle, x, y coordinatesInput radius
📚 Education
(2)
free
17
CNC Alarm Tool
CNC Alarm Tool
CNC Alarm Tool
Alarm and Diagnosis Tool
Free

Diagnose, look up, and fix alarm codes for FANUC CNC machines and devices. Search by name or text, or use your camera to recognize codes on screen. Get tips to resolve issues.

Diagnose FANUC CNC alarmsLook up alarm codes by nameSearch alarms by text
🔍 Reference
(6)
free
18
iNC-Mill
iNC-Mill
iNC-Mill
NC Editor · 3/5 Axis
Free

This app provides a portable CNC workstation for editing, simulating, and calculating machining parameters. It allows for on-site tuning, travel support, and confidential machining without cloud dependency. Features include process calculators, an NC program editor, and a 3D toolpath viewer.

Smart NC/G-code editingCNC simulationProcess calculators
🔧 Utilities
(1)
freemium
19
CNC Retrofit
CNC Retrofit
CNC Retrofit
Machine Retrofit Information
Free
📊 Productivity
(0)
20
The Phillips Machinist
The Phillips Machinist
The Phillips Machinist
by Phillips Corporation
Free

Access essential machine codes, calculators, and practical resources for machinists. Get direct support from engineers and explore a library of machining information. Enhance your productivity and problem-solving on the shop floor.

Haas G & M reference codesError and Alarm CodesCalculator library (Inch/Metric)
📊 Productivity
(394)
free with in-app purchases

FAQ about Cnc

What are the best cnc apps for iPhone?
CNC Lathe Simulator Lite tops our cnc apps ranking as of August 2026, with a 4.0-star average from 10 App Store ratings, and it's free to download.
Yes — 19 of the top cnc apps we rank are free to download, including CNC Lathe Simulator Lite and Sequence :: G-Code editor, CNC.
CNC Lathe Simulator Lite has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 249+ cnc apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This application simulates a numerical control lathe, allowing users to learn the principles of programming turning operations using standard G-code (ISO). It provides a 3D visualization of the machining process and tools for editing control programs.
Key features include editing G-code control programs, managing program files, setting up cutting tool parameters, executing programs block by block, and visualizing tool movements and workpiece surfaces in 3D. It also offers a reference guide for G-code.

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