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Game Development · head to head

Armory3D vs Three.js

Armory3D logo

Armory3D

Game Development

Open-source 3D game engine integrated with Blender

From
Free
Rated
-
Full reviewWebsite
Three.js logo

Three.js

AR VR

JavaScript 3D library for WebGL and WebXR

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Armory3D no pricing information accessible on the vendor homepage, suggesting either free or quote-based model; Three.js forward rendering pipeline only, no deferred rendering support
  • They diverge on capability: Armory3D covers Blender integration, Three.js covers WebGL rendering.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Armory3D and Three.js actually diverge.

Attributes where Armory3D and Three.js differ
AttributeArmory3DThree.js
PlatformsWindows, Macos, Linux, Html5, AndroidWeb, macOS, Windows, Linux, iOS, Android
CategoryGame DevelopmentAR VR
Founded20162010

Identical on both: starting price (Free), pricing model (free), free tier (Yes), user rating (Not yet rated).

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 Armory3D

  • Blender integration
  • 3D graphics rendering
  • Physics engine (Bullet)
  • Audio system
  • Haxe scripting
  • Particle effects
  • Skeletal animation
  • Material system

Only in Three.js

  • WebGL rendering
  • Scene graph
  • Materials system
  • Animation system
  • WebXR
  • Post-processing
  • Physics
  • Loaders

What people use each for

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

Armory3D

  • 3D game developmentnot Three.js
  • Blender-based gamesnot Three.js
  • Web gamesnot Three.js

Three.js

  • VR Gamingnot Armory3D
  • AR Marketingnot Armory3D
  • Virtual Trainingnot Armory3D
  • 3D Visualizationnot Armory3D
  • Immersive Experiencesnot Armory3D

Where each one falls short

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

Armory3D

  • No pricing information accessible on the vendor homepage, suggesting either free or quote-based model
  • Limited product information on the landing page

Three.js

  • Forward rendering pipeline only, no deferred rendering support
  • No built-in collision detection or spatial indexing, requiring external physics libraries
  • WebGL dependency means no support for non-WebGL environments

Pricing, plan by plan

Armory3D

Free
  • FreeFree
    • Full engine
    • Blender integration
    • 3D graphics

Three.js

Free
  • FreeFree
    • Full library
    • WebXR module
    • Examples

Which should you pick?

Choose Armory3D if

  • You need blender integration.
  • You want to start without paying.
  • You work on Windows, Macos, Linux, Html5, Android.
  • You also want 3d graphics rendering.
Armory3D review

Choose Three.js if

  • You need webgl rendering.
  • You want to start without paying.
  • You work on Web, macOS, Windows, Linux, iOS, Android.
  • You also want scene graph.
Three.js review

Questions people ask

Is Armory3D or Three.js better?
Neither clearly leads. Armory3D starts at Free and Three.js at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Armory3D or Three.js?
Armory3D starts at Free and Three.js at Free.
Does Armory3D or Three.js run on more platforms?
Armory3D runs on Windows, Macos, Linux, Html5, Android. Three.js runs on Web, macOS, Windows, Linux, iOS, Android.
Can I use Armory3D for free?
Both have a free tier, so you can try either at no cost before committing.
What is Armory3D best used for?
Armory3D is most often used for 3d game development, blender-based games, web games. Of those, 3d game development and blender-based games are not what Three.js is typically brought in for.
What can Armory3D do that Three.js cannot?
Armory3D covers Blender integration, 3D graphics rendering, Physics engine (Bullet), Audio system. Three.js covers WebGL rendering, Scene graph, Materials system, Animation system.

Answered from the vendors’ own pages

Armory3D: How much does Armory 3D cost?

Armory 3D pricing is not listed on their website. The platform appears to offer both ArmorPaint and Armory Engine products but does not disclose pricing on the public homepage.

Source
Three.js: Is Three.js free to use?

Yes. Three.js is released under the MIT license, an open-source license that permits unlimited commercial and personal use with no licensing fees.

Source
Three.js: Does Three.js include physics simulation?

No. Three.js is a rendering library only. Physics, collision detection, and spatial indexing must be implemented with external libraries like Rapier, Ammo, or JoltPhysics.

Source
Three.js: Can I use Three.js for offline development?

Yes. Local development requires a local web server for CORS compliance. You can use npm with a build tool like Vite, or run a local Python server for development.

Source
Three.js: Does Three.js support WebXR for VR/AR?

Yes. Three.js documentation includes WebXR APIs for building VR and AR experiences in web browsers.

Source
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