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CAD · head to head

Houdini vs Siemens NX

Houdini logo

Houdini

CAD

Procedural 3D animation and VFX

From
Free
Rated
-
Full reviewWebsite
Siemens NX logo

Siemens NX

CAD

Integrated product design and manufacturing

From
$29/month
Rated
-
Full reviewWebsite

The short version

  • Only Houdini has a free tier, so it costs nothing to try first.
  • Each has a real cost: Houdini houdini Indie at $299 per year requires annual gross revenue under $100K USD; Siemens NX siemens NX offers only a 30-day free trial with no published subscription or perpetual license price; buyers must go through a sales process to get pricing, per the vendor's own product page.
  • They diverge on capability: Houdini covers Procedural modeling, Siemens NX covers Advanced CAD.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Houdini and Siemens NX actually diverge.

Attributes where Houdini and Siemens NX differ
AttributeHoudiniSiemens NX
Starting priceFree$29/month
Free tierYesNo
PlatformsWindows, MacOS, LinuxWindows, Linux
Founded19871963

Identical on both: pricing model (subscription), 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 Houdini

  • Procedural modeling
  • VFX
  • Simulations
  • Particle systems
  • Pyro FX
  • Ocean tools
  • Rigging
  • Rendering

Only in Siemens NX

  • Advanced CAD
  • CAM programming
  • CAE simulation
  • Additive manufacturing
  • Sheet metal
  • Mold design
  • Industrial machinery
  • Teamcenter PLM

Both cover

  • Windows support
  • Linux support

What people use each for

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

Houdini

  • Procedural 3D modelling and environment generationnot Siemens NX
  • Visual effects simulation for pyro, fluids, cloth and rigid bodiesnot Siemens NX
  • Building reusable procedural assets for a studio pipelinenot Siemens NX

Siemens NX

  • Enterprise product designnot Houdini
  • Manufacturingnot Houdini
  • Simulationnot Houdini

Where each one falls short

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

Houdini

  • Houdini Indie at $299 per year requires annual gross revenue under $100K USD
  • Houdini Indie cannot be used in the same pipeline as commercial versions of Houdini
  • Houdini Indie and Apprentice save to their own .hipnc file format, which commercial Houdini pipelines do not share
  • The free Apprentice edition is non commercial, caps render resolution at 1920x1080 and watermarks output images
  • Houdini Indie ships with only 2 render tokens
  • Full DOP level simulation node access requires Houdini FX at $4,495 per workstation; Core at $1,995 exposes only SOP level pre built simulation assets
  • Extra render tokens cost $195

Siemens NX

  • Siemens NX offers only a 30-day free trial with no published subscription or perpetual license price; buyers must go through a sales process to get pricing, per the vendor's own product page.

Pricing, plan by plan

Houdini

Free
  • ApprenticeFree
    • Learning version
    • Non-commercial
  • Indie$269/month
    • Revenue limit $100K
  • Core$1995/month
    • Full commercial
  • FX$4495/month
    • Full + simulations

Siemens NX

$29/month
  • NX Design$4500/month
    • CAD design
    • Core modeling
  • NX CAM$5500/month
    • Manufacturing programming
  • NX Complete$8500/month
    • Full suite
    • CAD/CAM/CAE

Which should you pick?

Choose Houdini if

  • You need procedural modeling.
  • You want to start without paying.
  • You work on Windows, MacOS, Linux.
  • You also want vfx.
Houdini review

Choose Siemens NX if

  • You need advanced cad.
  • You work on Windows, Linux.
  • You also want cam programming.
Siemens NX review

Questions people ask

Is Houdini or Siemens NX better?
Neither clearly leads. Houdini starts at Free and Siemens NX at $29/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Houdini or Siemens NX?
Houdini has a free tier; the other does not. Paid plans start at Free for Houdini and $29/month for Siemens NX.
Does Houdini or Siemens NX run on more platforms?
Houdini runs on Windows, MacOS, Linux. Siemens NX runs on Windows, Linux.
Can I use Houdini for free?
Yes. Houdini has a free tier, so you can try it without paying. Siemens NX starts at $29/month.
What is Houdini best used for?
Houdini is most often used for procedural 3d modelling and environment generation, visual effects simulation for pyro, fluids, cloth and rigid bodies, building reusable procedural assets for a studio pipeline. Of those, procedural 3d modelling and environment generation and visual effects simulation for pyro, fluids, cloth and rigid bodies are not what Siemens NX is typically brought in for.
What can Houdini do that Siemens NX cannot?
Houdini covers Procedural modeling, VFX, Simulations, Particle systems. Siemens NX covers Advanced CAD, CAM programming, CAE simulation, Additive manufacturing. Both handle Windows support, Linux support.

Answered from the vendors’ own pages

Houdini: How much does SideFX Houdini cost?

SideFX Houdini pricing is not published on their website. Specific prices for commercial, educational, and non-commercial licenses must be obtained by adding items to your cart or contacting SideFX sales directly.

Source
Siemens NX: Does Siemens NX offer a free trial?

Yes, Siemens offers a 30-day free trial of both Designcenter CAD and NX CAM software that is fully functional. Users can get a hands-on feel for the software without any financial commitment before purchasing.

Source
Houdini: What license types does Houdini offer?

Houdini offers Commercial licenses (Houdini Indie for under $100K USD annual revenue, Houdini Core, Houdini FX, Houdini Engine), Non-Commercial licenses (Houdini Apprentice free, Houdini Education for Students and Schools), Rental options, and Annual Upgrade Plans. Volume-based discounts are available for Houdini Engine.

Source
Siemens NX: Is NX free for students?

Yes, Siemens offers free CAD/CAM Student Edition access to Designcenter and NX for students and educators. Academic offerings are available for those in educational institutions.

Source
Houdini: Is Houdini available for free?

Yes. Houdini Apprentice is available free for non-commercial use. Houdini Education licenses are also available for students and schools at no cost.

Source
Siemens NX: What licensing options does NX provide for different business sizes?

Siemens offers scalable licensing for startups, mid-size companies, and multinational corporations. Designcenter and NX CAM support flexible team-based licensing to match organizational size and manufacturing needs.

Source
Houdini: Are volume discounts available for Houdini?

Yes. Volume-based discounts are available for Houdini Engine licenses. Rental and Annual Upgrade Plan pricing have been adjusted as of Houdini 21.

Source
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