Softwr

Design · head to head

Lunacy vs PrusaSlicer

Lunacy logo

Lunacy

Design

Free design software that keeps your flow

From
Free
Rated
-
Full reviewWebsite
PrusaSlicer logo

PrusaSlicer

CAD

Feature-rich 3D printing slicer

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Lunacy desktop application only, not cloud-based like Figma, limiting accessibility across different computers; PrusaSlicer limited to slicing workflow only; no interactive 3D design capabilities
  • They diverge on capability: Lunacy covers Vector editing, PrusaSlicer covers Automatic supports.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Lunacy and PrusaSlicer actually diverge.

Attributes where Lunacy and PrusaSlicer differ
AttributeLunacyPrusaSlicer
Pricing modelUnknownfree
CategoryDesignCAD
Founded20162012

Identical on both: starting price (Free), free tier (Yes), platforms (Windows, macOS, Linux), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Lunacy

  • Vector editing
  • Auto layouts
  • Components
  • Real-time collaboration
  • Built-in photos & icons
  • AI background remover
  • AI upscaler
  • Sketch file support

Only in PrusaSlicer

  • Automatic supports
  • Multi-material
  • Variable layer height
  • Custom G-code
  • Paint-on supports
  • Ironing
  • Prusa printers
  • Most FDM printers

Both cover

  • Windows support
  • Linux support

What people use each for

The jobs each tool is most often brought in to do.

Lunacy

  • UI/UX designnot PrusaSlicer
  • Web designnot PrusaSlicer
  • Mobile app designnot PrusaSlicer
  • Icon designnot PrusaSlicer
  • Marketing graphicsnot PrusaSlicer

PrusaSlicer

  • Preparation of STL models for 3D printingnot Lunacy
  • Multi-material printing preparationnot Lunacy
  • G-code generation and customisation via macrosnot Lunacy

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Lunacy

  • Desktop application only, not cloud-based like Figma, limiting accessibility across different computers
  • Animation capabilities are basic, lacking timeline-based animation editing or spring physics available in modern design tools
  • Paid collaboration features, unlike Figma's free cloud-based team collaboration

PrusaSlicer

  • Limited to slicing workflow only; no interactive 3D design capabilities
  • Designed for RepRap-based printers; compatibility with other printer architectures varies

Pricing, plan by plan

Lunacy

Free

No published plan breakdown. See the Lunacy review.

PrusaSlicer

Free

No published plan breakdown. See the PrusaSlicer review.

Which should you pick?

Choose Lunacy if

  • You need vector editing.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want auto layouts.
Lunacy review

Choose PrusaSlicer if

  • You need automatic supports.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want multi-material.
PrusaSlicer review

Questions people ask

Is Lunacy or PrusaSlicer better?
Neither clearly leads. Lunacy starts at Free and PrusaSlicer at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Lunacy or PrusaSlicer?
Lunacy starts at Free and PrusaSlicer at Free.
Does Lunacy or PrusaSlicer run on more platforms?
Both run on Windows, macOS, Linux, so platform support will not decide this one for you.
Can I use Lunacy for free?
Both have a free tier, so you can try either at no cost before committing.
What is Lunacy best used for?
Lunacy is most often used for ui/ux design, web design, mobile app design, icon design. Of those, ui/ux design and web design are not what PrusaSlicer is typically brought in for.
What can Lunacy do that PrusaSlicer cannot?
Lunacy covers Vector editing, Auto layouts, Components, Real-time collaboration. PrusaSlicer covers Automatic supports, Multi-material, Variable layer height, Custom G-code. Both handle Windows support, Linux support.

Answered from the vendors’ own pages

Lunacy: Is Lunacy free to use?

Yes. Lunacy is absolutely free for personal and commercial use. There is no subscription required or trial period limitation.

Source
PrusaSlicer: How much does PrusaSlicer cost?

PrusaSlicer is completely free and open-source software developed by Prusa Research.

Source
Lunacy: Can Lunacy open and work with Sketch files?

Yes. Lunacy has smooth integration with Sketch files, allowing designers to import and collaborate on Sketch projects without requiring a Sketch subscription.

Source
Lunacy: Does Lunacy require internet connection to work?

No. Lunacy can work offline, allowing designers to work without an internet connection. It is a desktop application that runs locally on Windows, macOS, and Linux.

Source
Lunacy: What are Lunacy's hardware requirements?

Lunacy is not demanding on hardware and runs smoothly even on moderate laptops. It has minimal system requirements compared to resource-intensive design tools.

Source
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