Best Stl To Gcode Apps & Games

250+ iOS apps & games curated and reviewed

4.2 avg rating
18 free apps & games
Updated August 2026

Whether you're new to stl to gcode or looking for an upgrade, our curated collection of 250+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Stl To Gcode Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
13d Print - STL slicer Klipper3d Print - STL slicer KlipperFreeNoYesAug 2026
2STL File Viewer ProSTL File Viewer ProFree4.5★ (65)YesYesAug 2026
3Slicer2: for 3d PrintersSlicer2: for 3d Printers$1.99NoNoMay 2026
4Sequence :: G-Code editor, CNCSequence :: G-Code editor, CNCFree4.3★ (64)NoYesAug 2026
5C++ ChampC++ ChampFree4.0★ (1)YesYesMay 2026
6GCode GeneratorGCode GeneratorFree5.0★ (1)NoYesJul 2026
7G-Codes CardsG-Codes CardsFreeNoNoJul 2026
8CodeBotCodeBotFreeNoNoAug 2026

Top Picks for Stl To Gcode

3d Print - STL slicer Klipper#1

3d Print - STL slicer Klipper by paul moore

G-Code Stl Slicer and klipper
Editor's Choice
🔧 Utilities
0.0(0 ratings)
FreeIn-App Purchases
3d Print - STL slicer Klipper screenshot 1

This app simplifies 3D printing by allowing you to download STL files from Thingiverse, convert them to G-code, and upload them directly to your printer. Track print progress and customize settings without needing a PC.

STL File Viewer Pro#2

STL File Viewer Pro by Andeesh Mehdi Syed

Simplest Way To View STL Files
Strong Contender
🛠️ Developer Tools
4.5(65 ratings)
FreeAdsIn-App Purchases
#29in Developer Tools
STL File Viewer Pro screenshot 1
STL File Viewer Pro screenshot 2
STL File Viewer Pro screenshot 3

Easily view, rotate, and inspect 3D STL files on your iPhone or iPad. Load models instantly from various sources for 3D printing, design review, or engineering inspection.

More Stl To Gcode apps to explore

4
Sequence :: G-Code editor, CNC
Sequence :: G-Code editor, CNC
Sequence :: G-Code editor, CNC
Machining, CAD Modeling, CAM
Free

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.

G-Code and M-Code editingCNC and lathe machine code supportCommand list for G-Codes and M-Codes
🎨 Graphics & Design
(64)
free with in-app purchases
5
C++ Champ
C++ Champ
C++ Champ
Learn Programming
Free

Master C++ programming through interactive exercises, quizzes, and tutorials. Prepare for interviews with catchy questions and build practical programs. Suitable for beginners and experienced developers alike.

Interactive C++ exercisesC++ quizzes and challengesRobot battles for learning
📚 Education
(1)
free with in-app purchases
6
GCode Generator
GCode Generator
GCode Generator
Convert any image to g-code
Free

This utility transforms images into high-quality G-Code for CNC machines, laser engravers, and plotters. It offers advanced controls for fine-tuning output and is designed for makers and professionals.

Image to G-Code conversionAdvanced parameter controlsHigh-precision output
🔧 Utilities
(1)
free with in-app purchases
7
G-Codes Cards
G-Codes Cards
G-Codes Cards
by Noam Durgnat
Free
📚 Education
(0)
8
CodeBot
CodeBot
CodeBot
Python and C compiler with AI
Free
🛠️ Developer Tools
(0)
9
onlinegdb
onlinegdb
onlinegdb
Code. Compile. Run. Anywhere.
Free

Write, compile, and run code on your mobile device with a professional IDE. Supports over 39 programming languages with syntax highlighting, real-time execution, and code management features.

Support for 39+ programming languagesProfessional code editor with syntax highlightingReal-time code execution
🛠️ Developer Tools
(3)
free
10
Learn C++ Programming Offline
Learn C++ Programming Offline
Learn C++ Programming Offline
C++ Guide Offline
$1.99
📚 Education
(0)
11
gcc-Lab
gcc-Lab
gcc-Lab
Tools for the computer geek
Free

Practice computer programming languages like C, C++, Fortran, and Modula-2. This tool is ideal for computer science students and high schoolers exploring software engineering. Easily reset the app if your code encounters errors.

Practice C, C++, Fortran, Modula-2Includes GCC versions 10.2.0 and 14.0.0Code testing functionality
📚 Education
(1)
free
12
Woahdude
Woahdude
Woahdude
A little OpenGL can be fun!
Free

This open-source application allows users to write, edit, and run OpenGL Shader Language programs. It includes predefined fragment shaders to get started, requiring implementation of specific uniforms like time, color, mouse, and resolution.

Open Source projectHandles OpenGL Shader Language programsPredefined Fragment Shaders
🎬 Entertainment
(4)
free
13
EFUGY 3D Slicer
EFUGY 3D Slicer
EFUGY 3D Slicer
Slice STL & OBJ to G-code
Free

This app allows 3D printing enthusiasts to prepare and slice models directly on their iPhone or iPad. It supports importing STL and OBJ files, configuring printer and material settings, and previewing the sliced G-code before export.

Import STL and OBJ model filesConfigure printer, material, and nozzle settingsGenerate and preview G-code
🎨 Graphics & Design
(1)
free
14
Learn C++ Programming Easy
Learn C++ Programming Easy
Learn C++ Programming Easy
C++ Coding for Beginners
Free
📚 Education
(0)
15
Meshly: STL Viewer
Meshly: STL Viewer
Meshly: STL Viewer
STL Viewer
Free
🔧 Utilities
(0)
16
The Neural Bridge
The Neural Bridge
The Neural Bridge
Game About GPU
Free
🎮 Games
(0)
17
Learn C++ Programming Language
Learn C++ Programming Language
Learn C++ Programming Language
Learn Cpp Programming Language
Free
📚 Education
(0)
18
GoAlgo Coding
GoAlgo Coding
GoAlgo Coding
by E-Square Young Engineers Franchise Pvt. Ltd.
Free
📚 Education
(0)
19
CodeZone - learn on the go
CodeZone - learn on the go
CodeZone - learn on the go
by Selemon Yitbarek
Free
📚 Education
(0)
20
Learning C++ DLA
Learning C++ DLA
Learning C++ DLA
Modern C++ and STL, hands-on
Free
📚 Education
(0)

FAQ about Stl To Gcode

Are there free stl to gcode apps & games for iPhone?
Yes — 18 of the top stl to gcode apps & games we rank are free to download, including 3d Print - STL slicer Klipper and STL File Viewer Pro.
3d Print - STL slicer Klipper has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ stl to gcode apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
3d Print - STL slicer Klipper is a mobile application designed to streamline the 3D printing process. It allows users to download STL files, convert them to G-code, and upload them directly to their printers, all from their mobile device.
The app is specifically mentioned to work with any Creality printers and is designed for Klipper firmware. While it converts files to G-code, compatibility with other printer brands may vary.