Prusa Slicer Download (2.9.4) | Free 3D Printing Software For Windows, Mac, and Linux

Prusa Slicer is an open-source software and free 3D printing slicer designed by Prusa Research. The G-Code’s instructions produce high-quality prints. It is suitable for professional 3D printers. Its advanced features, high printing capabilities, and open-source nature increase its popularity. This is a complete printing solution for everyone, whether a beginner or an expert. According to the Prusa Community, over 400,000 printers have been sold, and the sales rate continues to increase day by day.

PrusaSlicer 2.9.4

released(11/7/2025)

An open-source, feature-rich, frequently updated tool that contains everything you need to export the perfect print files for your 3D printer.

Download For Window

PrusaSlicer 2.9.4

released(11/7/2025)

An open-source, feature-rich, frequently updated tool that contains everything you need to export the perfect print files for your 3D printer.

Download for MacOS

PrusaSlicer 2.9.4

released(11/7/2025)

An open-source, feature-rich, frequently updated tool that contains everything you need to export the perfect print files for your 3D printer.

Download for Linux

What is Prusa Slicer?

PrusaSlicer is a free program that prepares 3D models for printing. It turns your 3D design into G-code instructions that tell your printer how to print the object layer by layer.

It works on Windows, Mac, and Linux. It supports many 3D printers. But Original Prusa printers come with 180+ tested and auto-updated material profiles for better and easier printing.

This software has different modes (Simple, Advanced, and Expert), so beginners can use basic settings, while experienced users can adjust detailed options. It supports common 3D file types like STL, 3MF, OBJ, and AMF. You can also move, rotate, resize, and edit your model before printing.

PrusaSlicer is regularly updated to improve performance and add new features for better print quality.

Download Prusa Slicer [Latest Version]

You can download this advanced 3D printing software on Windows, Linux, or Mac. Each version has slightly different system requirements, but the installation steps are the same on all systems.

To get started:

Click the Windows button to download the Windows version
Click the Linux button for Linux
Click the Mac button for macOS

Just choose the version that matches your computer and download it.

For Windows

Latest version
Requirement
File Size
Updated on

2.9.3
Windows 10 -X64
97.2 MB
September 12, 2025

Download for Window

For MacOS

Latest version
Requirement
File Size
Updated on

2.9.3
Universal
131MB
Sept 12, 2025

Download for MacOS

Prusa Slicer Linux (Newer-Distros)

Latest version
Requirement
File Size
Updated on

2.8.1
Fedora 40, Debian 12
94.2 MB
October 10, 2024

Download for Linux (Newer-Distros)

For Prusa Slicer Linux (Older-Distros)

Latest version
Requirement
File Size
Updated on

2.8.1
Debian 11, Fedora 39
90.2 MB
Oct 10, 2024

Download for Linux (Older-Distros)

How to Download and Install Prusa Slicer? [Complete Guide]

For Prusa Slicer Windows

Step 1: Install Prusa Slicer Installer

The Windows file downloads as an .exe file. Click the installer file named “prusaslicer-<version>.exe” to begin the download.

Step 2: Run the Installer

Go to the download folder and locate it.
Double-click on it to launch it.
Grant the necessary permission to run it.

Step 3: Follow the installation Wizard

Tap on the “Next” option to accept the license agreement.\Choose the installation folder and keep the default directory, which is typically (C:/Program Files/PrusaSlicer).
Select additional components like desktop shortcuts or language packs, then click the install button.

Step 4: Finish the installation

Once you have completed the installation process, click on “Finish.”
Now, choose to launch “Prusa Slicer” quickly by selecting the option on the last page of the wizard.

Steps For Download Prusa Slicer MacOS

Step 1: Download DMG File

Download the macOS version of PrusaSlicer, such as PrusaSlicer-<version>.dmg, from the PrusaSlicer page.

Step 2: Open the installation Window

Download the macOS version of PrusaSlicer, such as PrusaSlicer-<version>.dmg, from the PrusaSlicer page.
Double-click it to open it because it will open the installation window.

Step 3: Drag Prusa Slicer Apps

It will appear at the window, drag the prusasilcer icon to the Application folder.
After completing it, eject the DMG by dragging it to the trash.

Step 4: Open PrusaSilcer

Locate the Applications, find PrusaSilcer, and double-click to open it.
You will see the security prompts if you are using it for the first time. Resolve it, open the System Preferences> Security and Privacy. Now, click the “Open Anyway.”

Step 5: Set up the Printer

Follow the initial configuration process to choose your 3D printer and favorite printer settings.

For Linux

Step 1: Download Linux Package

Download the Prusa slicer AppImage for Linux, e.g, (prusaslicer-<version>.appimage).

Step 2: Make the AppImage Executable

Go to the download section and navigate to the AppImage file. cd~/Downloads
To make the file executable, run the command given below: Chmod+x prusaslicer-<version>.AppImage

Steps 3: Run the AppImage

To start the software, execute the file:
./prusaslicer-<version>.AppImage
After that, your software will launch and proceed to configure your printer and filament settings.

Optional: Create a Shortcut for Desktop
To launch this software in the future easily, create a desktop shortcut. For this write .desktop file, or use your Linux environment’s GUI to run the AppImage on your taskbar.

How to use Prusa Slicer?

1. Printer Setup

Select the printer model from the built-in profiles and set it manually.
Pick a filament profile from the preset. You can also create on your own.
Choose the print mode. If you’re a beginner, select Simple mode; if you’re an expert, use Advanced or Expert mode.

2. Import 3D Models

Drop your model file into the slicer.
Use tools such as move, rotate, or scale on the model. You can also use the “Auto Arrange” option to achieve optimized results.

3. Adjust Print Settings

Adjust layer height; a lower height results in finer detail, while a higher height results in faster prints.
Infill the density and pattern from the given options.
For complex shapes, use supports. Usually, 2 – 3 perimeters are enough.

4. Slice the Model

Click on the “Slice Now” to generate G-Code.
Preview the toolpath to check everything is correct.
Now, save the G-Code to your PC.

5. Start Printing

Load filament and use a clean printer bed.
Transfer the G-Code using USB or an SD card.
Start printing.
Preview the first layer to ensure proper adhesion.

How many modes are offered by the Prusa Software?

Simple Mode

This mode is perfect for those who are just starting out. It contains fewer configuration options with a simple interface.

Advanced Mode

The advanced mode contains advanced functions for fine-tuning the print parameters. It supports Prusa Slicer infill patterns, print speed, and material generation.

Expert Mode

It gives maximum control to the user with a full array of settings.

Why choose Prusa Slicer Software? Top Features That Make it Worth Downloading

This software is especially designed for 3D Printer users. It’s a free, open-source, and friendly interface software. Allows advanced customizations and much more. Here are some justifications for selecting this fantastic web application:

Custom Support Structure

The custom support enhances your control to paint the models directly. It allows you to switch between organic and regular support styles. Use meshes to support enforces and blockers to minimize material waste. It saves projects in the project files that are always customizable.

Open Source & Support Various Devices

This efficient software works seamlessly on Windows, macOS, and Linux, supporting both Prusa and third-party 3D printers for versatile performance. It works on Slic3r by Alessandro Ranellucci. Its advanced development system at Prusa Research is continuously adding new features.

SLA and FDM Support

Originally optimized for FDM (Fused Deposition Modeling) printers, PrusaSlicer now supports SLA (Stereolithography) printers. It offers a faster, easier, and more efficient time estimate for resin printing. These technologies help to prepare models of different types of printers within the same software.

PrusaSlicer Community and Open-Source Support

This open-source software, powered by Prusa Research and community contributions, allows users customize, enhance, and share printer settings easily. It allows you to contribute to fixing issues, updating, or adding new features.

Send and Preview the G-Code

G-Code preview facilitates you preview the print layer by layer to check if it is working correctly. It helps in a verified print setup with minimal errors. Press a single button to send G-code directly to your printer. Prusa Connect permits you to monitor your prints in PrusaSlicer.

Multi-Material Printing Support

This open-source software supports multi-material printing, allowing smooth color transitions and easy customization in a single print. With multi-material interlocking, you can combine any two filaments within one object. It ensures the successful printing of apparently impossible projects.

Works on Multi-bed Projects

PrusaSlicer allows users to manage multi-part projects with up to 9 virtual print beds, slice each part individually, or slice all parts together. It shows the total filament usage and estimated print time for a full project. It helps you to plan materials and production more efficiently.

Text Embossing and Cutting Tools

PrusaSlicer now lets users emboss custom text and use an improved cutting tool for easier, more precise 3D model slicing. It’s improved, and the advanced cut tool lets you split objects into manageable parts for printing. It is helpful for big models’ printing bed or useful to assemble after printing.

Prusa Slicer Temp Tower

This advanced feature controls the temperature that adjusts different filament types. Different objects need different heat settings for proper printing. When you properly adjust the temperature, helps the first layer stick well. It minimizes wrapping during printing and reduces nozzle and bed temperature.

Printer Profile and Custom Filament

The testers and developers at Prusa Research regularly create and refine presets for more than 250 filaments and resins from popular manufacturers. These material profiles are delivered using the auto-update feature. With this, users receive the latest tested and optimized settings without manual configuration.

Support MSLA and MMU

MSLA mode was added to PrusaSlicer in its original Prusa SL1 resin printer. It made it possible to prepare files specifically for resin 3D printing. Prusaslicer is an open-source software that supports MSLA technology. It also supports multi-material FFF printing when used with the original Prusa for multiple filaments in a single print.

Variable Layer Height

The PrusaSlicer allows you to select the layer height for each part of the object separately. It means you can use finer layers where more detail is needed and thicker layers where speed is more important. It smooths transitions automatically between these two areas for a clean print.

Multi-Material Color Painting

You can color the objects for multi-material printing. With smart infill and brush tools, you can choose and color an object within a few clicks. The software slightly extends the painted sections inward during model slicing. It ensures strong adhesion between materials and colors during printing.

STEP File Import

You can import a STEP file directly into the slicer without converting CAD models into STL first. It retains the original model quality and saves time. It supports multiple CAD program files, including FreeCAD, SolidWorks, Fusion 360, AutoCAD, CATIA, and more.

Other Features

Arachne perimeter generator for optimized outlines.
Object management: list, copy/paste, hierarchy, and instances.
Adaptive infills, including lightning and support cubic patterns
Wipe into infill or object in MMU mode for cleaner multi-material prints.
Built-in shape gallery for quick object insertion.
Soluble interface supports easier post-processing.

Multi-language support including English, French, Italian, German, Spanish, Czech, Polish, Ukrainian, Korean, and Simplified Chinese.
Multi-object manipulation with group selection.
HiDPI support ensures correct scaling on high-resolution displays.
Smart background processing reslices only the changed areas
Save projects as 3MF files with all objects, settings, and modifiers.
Automatic model repair before slicing.

Why are Comprehensive Print Settings necessary?

2 Layers of External Perimeter in Prusa Slicer

Use the layer and perimeter to adjust heights for fast printing and better details.

Print Speed

It increases the print speed, focusing on both quality and quantity.

Infill

It allows you to infill density and pattern to improve the quality and material.

PrusaSlicer vs Other Slicers Software

This printing software is a powerful tool to use. There are many alternatives to use, like:

Features	PrusaSlicer	Cura	Orca Slicer	Bambo Studio	Super Slicer
User-friendly	Easy to use	Easy to use	Easy to use	Easy to use	Moderate
Pre-configured profiles	Many available	Many available	Many available	Limited	Many available
Wireless printing	No	No	Yes	Yes	No
Advanced Settings	Yes	Yes	Yes	Limited	Yes
Open-source	Yes	Yes	Yes	No	Yes
Customizability	High	High	High	Moderate	High
Multi-material Printing	Yes	Limited	Yes	Yes	Yes
Supported Printers	Prusa + Third-party	Wide range	Wide range	Limited	Wide range
Community Support	Strong	Strong	Growing fast	Moderate	Niche but active

Conclusion

The Prusa Slicer is a complete solution for high-quality and efficient 3D printing. It offers smart printer configuration, multi-material printing support, and customizable printing profiles. Seamlessly works on different operating systems and various printing models. Its advanced features, G-code preview, and open-source nature make it an ideal choice for professional printers. So, download the Prusa software for free today.

FAQs

Click Help, and then choose Show Configuration Folder.
Windows
C:/user/username/Appdata/Roaming/Prusaslicer
Mac
Open “HDD”, go to the “Users” and click on Username. Then open Library, click on Application Support, and go to PrusaSlicer.
Linux
~/.config/PrusaSlicer/snapshots

This open-source printing software is available for free, and anyone can participate in its development.

PrusaSlicer has more advanced technology features than Cura.

It requires 4GB of RAM, but 8 GB RAM is recommended.

Yes, the community offers many profiles for printers, but it also supports different manufacturer profiles. Offers ready-made settings for different profile manufacturers. Users easily add them using the Configuration Wizard. Download the printer profile from a Facebook group or online forums. Import them manually to use.

No, get print in a few clicks. Just click, slice, and print.

It may happen due to a missing package overlay-scrollbar-gtk2. Install by following the given command:
Sudo apt-get install – reinstall overlay-scrollbar-gtk2

No, it does not contain any information about FW retraction. That’s why it can estimate print time.

To add a new item, click on the “+” icon in the slider while in preview mode.