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CAD · head to head

Mudbox vs SolveSpace

Mudbox logo

Mudbox

CAD

Digital painting and sculpting software

From
$29/month
Rated
-
Full reviewWebsite
S

SolveSpace

CAD

Open source parametric CAD with a constraint solver in a few megabytes

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only SolveSpace 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; SolveSpace the in-house geometry kernel fails on complex boolean operations and fillets, and the failure is sometimes silent bad geometry rather than an error message, so models must be checked before export or manufacture.
  • They diverge on capability: Mudbox covers Digital sculpting, SolveSpace covers Constraint solver.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Mudbox and SolveSpace actually diverge.

Attributes where Mudbox and SolveSpace differ
AttributeMudboxSolveSpace
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 SolveSpace

  • Constraint solver
  • Solid modelling
  • Assemblies
  • Export formats
  • Cross-platform
  • Small footprint

What people use each for

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

Mudbox

  • Character sculptingnot SolveSpace
  • Texture creationnot SolveSpace
  • Asset detailingnot SolveSpace

SolveSpace

  • Designing 3D printed parts on a machine that cannot run mainstream CADnot Mudbox
  • Teaching constraint-based parametric modelling without buying licences for a classroomnot Mudbox
  • Checking that a mechanical linkage moves as intended before cutting metalnot Mudbox
  • Producing dimensionally accurate STEP or STL output from a small open source toolchainnot 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

SolveSpace

  • The in-house geometry kernel fails on complex boolean operations and fillets, and the failure is sometimes silent bad geometry rather than an error message, so models must be checked before export or manufacture.
  • There is no proper drawing and dimensioning workflow, so manufacturing documentation has to be produced in another application.
  • Development is volunteer-led and intermittent; long gaps between releases are normal and there is no support contract available at any price.
  • Assembly-level import of external CAD is very limited, so it does not fit a supply chain that exchanges native or assembly-level models with suppliers.
  • The interface follows its own conventions rather than mainstream CAD ones, so existing SolidWorks or Fusion users spend time unlearning habits for a tool with a lower ceiling.

Pricing, plan by plan

Mudbox

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

SolveSpace

Free
  • SolveSpaceFree
    • Full application under the GPL
    • No seat limit
    • Windows, macOS and Linux builds

Which should you pick?

Choose Mudbox if

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

Choose SolveSpace if

  • You need constraint solver.
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want solid modelling.
SolveSpace review

Questions people ask

Is Mudbox or SolveSpace better?
Neither clearly leads. Mudbox starts at $29/month and SolveSpace at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mudbox or SolveSpace?
SolveSpace has a free tier; the other does not. Paid plans start at $29/month for Mudbox and Free for SolveSpace.
Does Mudbox or SolveSpace run on more platforms?
Mudbox runs on Windows, MacOS, Linux. SolveSpace runs on Windows, macOS, Linux.
Can I use SolveSpace for free?
Yes. SolveSpace 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 SolveSpace is typically brought in for.
What can Mudbox do that SolveSpace cannot?
Mudbox covers Digital sculpting, Texture painting, Retopology, PTEX support. SolveSpace covers Constraint solver, Solid modelling, Assemblies, Export formats.

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
SolveSpace: Is it really free for commercial work?

Yes. It is released under the GPL with no licence fee and no seat limit. Support is community only.

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
SolveSpace: Can it replace Fusion 360 or SolidWorks?

No. It handles parts and simple assemblies well. Complex geometry, drawings and supply chain interoperability are outside its range.

SolveSpace: What hardware does it need?

Very little. It runs on old laptops and small Linux machines where mainstream CAD will not start.

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