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Arnold vs Houdini

Arnold logo

Arnold

CAD

Advanced Monte Carlo ray tracing renderer

From
$29/month
Rated
-
Full reviewWebsite
Houdini logo

Houdini

CAD

Procedural 3D animation and VFX

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Houdini has a free tier, so it costs nothing to try first.
  • Each has a real cost: Arnold the Internet Archive's capture of Autodesk's Arnold overview page on 30 December 2022 stated a subscription can be installed on up to 3 computers or devices, though only the named user may run it on one machine at a time, and includes access to the 3 previous major versions.; Houdini houdini Indie at $299 per year requires annual gross revenue under $100K USD
  • They diverge on capability: Arnold covers Ray tracing, Houdini covers Procedural modeling.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Arnold and Houdini actually diverge.

Attributes where Arnold and Houdini differ
AttributeArnoldHoudini
Starting price$29/monthFree
Free tierNoYes
Founded19981987

Identical on both: pricing model (subscription), 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 Arnold

  • Ray tracing
  • GPU rendering
  • Production shading
  • OSL
  • Denoising
  • 3ds Max
  • Cinema 4D
  • Houdini

Only in Houdini

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

Both cover

  • Maya
  • Windows support
  • MacOS support
  • Linux support

What people use each for

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

Arnold

  • Film productionnot Houdini
  • Animationnot Houdini
  • VFXnot Houdini

Houdini

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

Where each one falls short

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

Arnold

  • The Internet Archive's capture of Autodesk's Arnold overview page on 30 December 2022 stated a subscription can be installed on up to 3 computers or devices, though only the named user may run it on one machine at a time, and includes access to the 3 previous major versions.

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

Pricing, plan by plan

Arnold

$29/month
  • Arnold$360/month
    • Standalone renderer

Houdini

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

Which should you pick?

Choose Arnold if

  • You need ray tracing.
  • You work on Windows, MacOS, Linux.
  • You also want gpu rendering.
Arnold review

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

Questions people ask

Is Arnold or Houdini better?
Neither clearly leads. Arnold starts at $29/month and Houdini at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnold or Houdini?
Houdini has a free tier; the other does not. Paid plans start at $29/month for Arnold and Free for Houdini.
Does Arnold or Houdini run on more platforms?
Both run on Windows, MacOS, Linux, so platform support will not decide this one for you.
Can I use Houdini for free?
Yes. Houdini has a free tier, so you can try it without paying. Arnold starts at $29/month.
What is Arnold best used for?
Arnold is most often used for film production, animation, vfx. Of those, film production and animation are not what Houdini is typically brought in for.
What can Arnold do that Houdini cannot?
Arnold covers Ray tracing, GPU rendering, Production shading, OSL. Houdini covers Procedural modeling, VFX, Simulations, Particle systems. Both handle Maya, Windows support, MacOS support, Linux support.

Answered from the vendors’ own pages

Arnold: How much does Autodesk Arnold cost?

Autodesk Arnold pricing is not published on the vendor website. Arnold is available through Autodesk subscription plans or standalone licensing. Customers should contact Autodesk directly for pricing quotes.

Source
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
Arnold: Is Arnold free for educational use?

Yes, Autodesk provides free educational licenses for Arnold to students and educators. Educational access allows learning of professional rendering capabilities at no cost.

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
Arnold: What does Arnold render?

Autodesk Arnold is an industry-standard photorealistic rendering engine used for visual effects, animation, and design visualization. It supports GPU and CPU rendering with advanced features for film, television, and product design.

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
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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