PrusaSlicer
PrusaSlicer is an open-source 3D printing preparation software that converts digital 3D models into instructions for your printer with advanced features like organic supports and multi-material painting.
Simplify3D
Simplify3D is a professional 3D printing software that provides a complete suite of tools to import, slice, and control your 3D printer for high-quality results and faster print speeds.
Quick Comparison
| Feature | PrusaSlicer | Simplify3D |
|---|---|---|
| Website | prusa3d.com | simplify3d.com |
| Pricing Model | Free | One_time |
| Starting Price | Free | $99/month |
| FREE Trial | ✘ No free trial | ✘ No free trial |
| Free Plan | ✓ Has free plan | ✘ No free plan |
| Product Demo | ✘ No product demo | ✘ No product demo |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2012 | 2013 |
| Headquarters | Prague, Czech Republic | Cincinnati, USA |
Overview
PrusaSlicer
PrusaSlicer is a powerful, open-source tool designed to bridge the gap between your 3D models and your physical 3D printer. You can import STL, OBJ, or STEP files and transform them into G-code instructions that your machine understands. The software provides a clean, tiered interface that grows with your experience, offering Simple, Advanced, and Expert modes so you never feel overwhelmed by technical settings while maintaining full control over your prints.
You can optimize your print quality using built-in profiles for hundreds of different printers and filaments, saving you hours of manual calibration. Whether you are a hobbyist printing decorative figures or an engineer producing functional parts, the software helps you solve complex geometry challenges with features like automated wood-grain textures and smart cooling logic. It is completely free to use and works across Windows, macOS, and Linux systems.
Simplify3D
Simplify3D is a comprehensive 3D printing suite designed to bridge the gap between your digital models and physical objects. You can import your designs, simulate the printing process, and generate optimized instructions for your 3D printer within a single, integrated interface. It supports hundreds of different 3D printer models, ensuring you have a consistent experience regardless of the hardware you use.
The software focuses on giving you granular control over every aspect of your print. You can customize support structures, adjust cooling settings for specific layers, and use the lightning-fast slicing engine to prepare complex models in seconds. Whether you are an individual maker or part of a professional engineering team, it helps you reduce print failures and improve the surface quality of your finished parts.
Overview
PrusaSlicer Features
- Organic Supports Generate tree-like structures that use less filament and break away easily without leaving marks on your finished 3D prints.
- Multi-Material Painting Apply different colors or materials directly onto your 3D model with a virtual brush to create complex, multi-colored objects.
- Variable Layer Height Smooth out curves by using thinner layers on detailed areas while speeding up vertical walls with thicker layers automatically.
- Measurement Tool Verify the exact dimensions of your models and check clearances between parts before you commit to a long print job.
- Text Embossing Add custom text, serial numbers, or logos directly onto your 3D geometry without needing to go back to CAD software.
- G-code Viewer Inspect every individual layer and toolpath of your print before starting to identify potential issues and save expensive filament.
Simplify3D Features
- Lightning-Fast Slicer. Slice complex 3D models in seconds rather than minutes so you can spend more time printing and less time waiting.
- Custom Support Structures. Place and remove support structures manually to protect delicate features and ensure easy removal without damaging your finished model.
- Dynamic Layer Settings. Apply different settings to different regions of your model to optimize strength, speed, or detail exactly where you need it.
- Realistic Print Simulations. Watch a detailed pre-print animation of your build process to identify potential issues before you waste any filament or time.
- Multi-Part Customization. Assign different settings to different parts on the same build plate to maximize efficiency during high-volume production runs.
- Extensive Printer Support. Connect with over 600 different 3D printers using pre-configured profiles that guarantee compatibility right out of the box.
Pricing Comparison
PrusaSlicer Pricing
- Full feature access
- Regular software updates
- Hundreds of built-in profiles
- Multi-platform support
- Community-driven development
- No registration required
- Everything in Open Source, plus:
- Access to source code
- GitHub community support
- Custom profile sharing
- Experimental feature testing
- Free documentation access
Simplify3D Pricing
- One-time purchase price
- Install on 2 computers
- Supports 600+ printers
- One year of free updates
- Professional support access
- Everything in Personal, plus:
- Shared network licensing
- Easily move between users
- Centralized seat management
- Ideal for labs and offices
Pros & Cons
PrusaSlicer
Pros
- Completely free and open-source with no hidden costs
- Frequent updates with innovative new features like organic supports
- Extensive library of pre-tested printer and filament profiles
- Native support for STEP files simplifies the engineering workflow
Cons
- Expert mode can be intimidating for absolute beginners
- Interface can feel cluttered when managing complex settings
- Limited built-in 3D modeling capabilities for original designs
Simplify3D
Pros
- Slicing engine is significantly faster than most competitors
- Manual support placement offers unmatched control over prints
- Extensive library of pre-configured professional printer profiles
- One-time purchase avoids the hassle of monthly subscriptions
Cons
- No free version available for casual hobbyists
- Major version upgrades often require an additional fee
- Interface feels slightly dated compared to modern apps