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AccuRIG

Free#1 of 27 in 3D Rigging SoftwareGame Animation Software

AccuRIG: A capable free auto-rigging tool for biped models across major 3D applications. Ranked #1 of 27 in 3D Rigging Software by our editors (9.4/10); pricing: Free plan; best for free, cross-tool automatic character rigging.

9.4/10Editor score
Visit Reallusion
AccuRIG9.4 Visit Reallusion

At a glance

  • Editor score
    9.4 / 10
  • Pricing
    Free plan
  • Best for
    Free, cross-tool automatic character rigging
  • Free plan
    Yes
  • Paid from
    Free
  • Auto-rigging
    Yes
  • Facts checked
    20 Sep 2026
AccuRIG screenshot

  • Where it wins

    • Automatically places body joints and generates skin weights
    • Supports finger rigging, joint masking, and manual guide adjustment
    • Exports FBX and USD for major 3D applications and engines

  • Where it doesn't

    • Focused on converting static biped models into animatable characters
    • Advanced AccuRIG functionality in Character Creator is a separate product
    • Motion search and preview are centered on the ActorCore ecosystem

Our verdict on AccuRIG

AccuRIG is Reallusion’s free standalone application for turning static biped 3D models into animatable characters. It is aimed at 3D artists, modelers, animation teams, and creators working across games, film, visualization, and digital-human projects. The tool supports A-pose, T-pose, scan, and sculpted models, then automatically distributes body joints for a starting rig. Manual body and finger-joint adjustment gives artists control over the placement before export.

Its strongest area is the depth of the rigging workflow. AccuRIG generates and refines skin weights, supports configurable finger counts, and includes joint masking for partial or non-standard rigs. Motion preview and ActorCore motion search add a way to review character movement within the application. These features make it more than a basic joint-placement utility, particularly for artists who need to prepare characters for animation without paying for the standalone software.

Cross-tool compatibility is another clear advantage. AccuRIG exports FBX and USD, plus iAvatar for Character Creator and iClone, and lists integrations with Unreal Engine, Unity, Blender, iClone, Omniverse, Maya, 3ds Max, MotionBuilder, and Cinema 4D. That makes it a practical fit for pipelines that move characters between modeling, animation, and real-time tools. Choose AccuRIG for free automatic biped rigging with export flexibility; consider another option if your work is centered on non-biped characters or requires the advanced functionality described for Character Creator.

Your product? Our editors can test AccuRIG in depth and publish a review, labelled as paid · from $149/mo →

AccuRIG pricing

Plans Free planFree Free to use — no paid tier required for the core job.
See plans on reallusion.com

AccuRIG fact sheet

Free planYes
Paid fromFree
Auto-riggingYes
DeploymentStandalone
Rig targetsMixed
Scripting supportNot verified
Supported host appsUnreal Engine, Unity, Blender, iClone, Omniverse, Maya, 3ds Max, MotionBuilder, Cinema 4D
Export formatsFBX, USD, iAvatar
DeploymentDesktop
SupportDocs
Built forSolo, Small business, Mid-market, Enterprise (editorial estimate)
Integrations9 integrations: Unreal Engine, Unity, Blender, iClone, Omniverse, Maya …
PricingFree plan
Websitereallusion.com
Facts checked20 Sep 2026

AccuRIG integrations

AccuRIG lists 9 integrations on its own site.

  • Unreal Engine
  • Unity
  • Blender
  • iClone
  • Omniverse
  • Maya
  • 3ds Max
  • MotionBuilder
  • Cinema 4D

Alternatives to AccuRIG

See all AccuRIG alternatives →

AccuRIG vs the competition

Compare AccuRIG with any tool side by side →

Also Ranked In

AccuRIG is ranked in 2 of our directories.

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Featured on iTechGuides

Featured on iTechGuides — AccuRIG 9.4/10

AccuRIG is listed in our 3D Rigging Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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