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CAD · head to head

Mudbox vs KiCad

Mudbox logo

Mudbox

CAD

Digital painting and sculpting software

From
$29/month
Rated
-
KiCad logo

KiCad

CAD

Free open source schematic capture and PCB layout with no seat, board size or layer limits

From
Free
Rated
-

The short version

  • Only KiCad has a free tier, so it costs nothing to try first.
  • Each has a real cost: Mudbox mudbox subscriptions ending August 7, 2026 - end of sale for 3-year subscriptions, November 7, 2026 for monthly/yearly subscriptions; KiCad there is no vendor obligation behind the free software, so a blocking bug is escalated to a volunteer community unless you separately buy a contract from KiCad Services Corporation.
  • They diverge on capability: Mudbox covers Digital sculpting, KiCad covers Schematic capture.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Mudbox and KiCad actually diverge.

Attributes where Mudbox and KiCad differ
AttributeMudboxKiCad
Starting price$29/monthFree
Pricing modelsubscriptionOpen source, no licence fee
Free tierNoYes
Founded1982Unknown

Identical on both: platforms (Windows, MacOS, Linux), user rating (Not yet rated), category (CAD).

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 Mudbox

  • Digital sculpting
  • Texture painting
  • Retopology
  • PTEX support
  • Layer system
  • Stencils
  • Stamps
  • GPU tessellation

Only in KiCad

  • Schematic capture
  • PCB layout
  • No design limits
  • 3D viewer
  • Manufacturing output
  • Scripting

What people use each for

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

Mudbox

  • Character sculptingnot KiCad
  • Texture creationnot KiCad
  • Asset detailingnot KiCad

KiCad

  • A hardware startup designing a multi-layer board without paying for an Altium seatnot Mudbox
  • A university teaching PCB design where per-student licences are unaffordablenot Mudbox
  • An open hardware project that needs design files anyone can open and modifynot Mudbox
  • An engineer prototyping a board at home who needs commercial rights on the outputnot Mudbox

Where each one falls short

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

Mudbox

  • Mudbox subscriptions ending August 7, 2026 - end of sale for 3-year subscriptions, November 7, 2026 for monthly/yearly subscriptions
  • Product is being discontinued, making it unavailable for new purchases after specified dates

KiCad

  • There is no vendor obligation behind the free software, so a blocking bug is escalated to a volunteer community unless you separately buy a contract from KiCad Services Corporation.
  • High speed design support, including advanced constraint management, differential pair and impedance tooling, remains behind Altium and Cadence, which matters as soon as boards carry fast interfaces.
  • Rigid-flex and complex stack-up design is weak, so products with flex circuits usually need a commercial package.
  • Component library and part sourcing integrations are thinner than the commercial tools, so parts data and availability checking is manual work someone has to own.
  • Multi-engineer design data management is not provided; teams end up assembling Git workflows themselves, and merge handling on binary-adjacent design files is awkward.

Pricing, plan by plan

Mudbox

$29/month
  • Mudbox$85/month
    • Full sculpting
    • Texture painting
  • M&E Collection$2390/month
    • Mudbox + Maya + 3ds Max + more

KiCad

Free
  • KiCadFree
    • Full suite under GPL
    • No board size, layer or component limits
    • Commercial use permitted
  • Commercial support$undefined/year
    • Support contracts sold separately by KiCad Services Corporation
    • Priority issue handling and consulting
    • Not included with the free software

Which should you pick?

Choose Mudbox if

  • You need digital sculpting.
  • You work on Windows, MacOS, Linux.
  • You also want texture painting.

Choose KiCad if

  • You need schematic capture.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want pcb layout.

Questions people ask

Is Mudbox or KiCad better?
Neither clearly leads. Mudbox starts at $29/month and KiCad at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mudbox or KiCad?
KiCad has a free tier; the other does not. Paid plans start at $29/month for Mudbox and Free for KiCad.
Does Mudbox or KiCad run on more platforms?
Mudbox runs on Windows, MacOS, Linux. KiCad runs on Windows, macOS, Linux.
Can I use KiCad for free?
Yes. KiCad has a free tier, so you can try it without paying. Mudbox starts at $29/month.
What is Mudbox best used for?
Mudbox is most often used for character sculpting, texture creation, asset detailing. Of those, character sculpting and texture creation are not what KiCad is typically brought in for.
What can Mudbox do that KiCad cannot?
Mudbox covers Digital sculpting, Texture painting, Retopology, PTEX support. KiCad covers Schematic capture, PCB layout, No design limits, 3D viewer.

Answered from the vendors’ own pages

Mudbox: How much does Autodesk Mudbox cost?

Autodesk Mudbox pricing is not shown on the product page. Annual and monthly subscription options are available, but the product is being discontinued with end of sale on November 7, 2026 for monthly subscriptions.

Source
KiCad: Is KiCad really free for commercial work?

Yes. It is GPL licensed with no restriction on commercial use, board size, layer count or component count.

Mudbox: Is Autodesk Mudbox being discontinued?

Yes, starting August 7, 2026, Autodesk is discontinuing the sale of new and renewal Mudbox subscriptions. The 3-year subscription offering discontinues August 7, 2026, followed by end of sale for 1-year and monthly subscriptions on November 7, 2026.

Source
KiCad: Can I buy support?

Yes, but not from the project. KiCad Services Corporation sells commercial support contracts separately; CERN moved to exactly that arrangement after ending its donation programme.

KiCad: How is development funded?

Through donations and sponsors administered via The Linux Foundation, plus contributed engineering time.

KiCad: Is it good enough to replace Altium?

For most low and medium speed boards yes. For high speed, rigid-flex and heavily constrained designs, the commercial tools still hold a clear lead.

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