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Software · head to head

A-Frame vs Varjo

A-Frame logo

A-Frame

Software

Web framework for building VR experiences

From
Free
Rated
-
Full reviewWebsite
Varjo logo

Varjo

Software

Human-eye resolution VR/XR headsets

From
$2495/one-time
Rated
-
Full reviewWebsite

The short version

  • Only A-Frame has a free tier, so it costs nothing to try first.
  • Each has a real cost: A-Frame requires WebXR-capable browser; not supported on older browsers or devices without WebXR implementation; Varjo high cost enterprise XR solutions
  • They diverge on capability: A-Frame covers Declarative HTML, Varjo covers Human-eye resolution.

Where they differ

Only the attributes on which A-Frame and Varjo actually diverge.

Attributes where A-Frame and Varjo differ
AttributeA-FrameVarjo
Starting priceFree$2495/one-time
Pricing modelopen-sourceone-time
Free tierYesNo
PlatformsWeb (via WebXR), VR headsets, AR-capable mobile devicesXR headsets, Windows
Founded20152016

Identical on both: user rating (Not yet rated), category (Unknown).

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 A-Frame

  • Declarative HTML
  • Entity-component system
  • WebXR support
  • Cross-platform
  • Three.js
  • AR.js
  • Physics engines
  • Networking

Only in Varjo

  • Human-eye resolution
  • Mixed reality
  • Eye tracking
  • Hand tracking
  • Unity
  • Unreal
  • OpenXR
  • SteamVR

What people use each for

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

A-Frame

  • Virtual reality web experiencesnot Varjo
  • Augmented reality applicationsnot Varjo
  • 3D web visualisationsnot Varjo
  • Interactive 3D content for web browsersnot Varjo

Varjo

  • Military flight simulation and pilot trainingnot A-Frame
  • Vehicle operation and weapons trainingnot A-Frame
  • Maritime navigation trainingnot A-Frame
  • High-fidelity professional VR simulationnot A-Frame

Where each one falls short

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

A-Frame

  • Requires WebXR-capable browser; not supported on older browsers or devices without WebXR implementation

Varjo

  • High cost enterprise XR solutions
  • Specialized for military and simulation training use cases only

Pricing, plan by plan

A-Frame

Free

No published plan breakdown. See the A-Frame review.

Varjo

$2495/one-time
  • Varjo XR-4$3990/one-time
    • Human-eye resolution
    • Mixed reality
    • Eye tracking

Which should you pick?

Choose A-Frame if

  • You need declarative html.
  • You want to start without paying.
  • You work on Web (via WebXR), VR headsets, AR-capable mobile devices.
  • You also want entity-component system.
A-Frame review

Choose Varjo if

  • You need human-eye resolution.
  • You work on XR headsets, Windows.
  • You also want mixed reality.
Varjo review

Questions people ask

Is A-Frame or Varjo better?
Neither clearly leads. A-Frame starts at Free and Varjo at $2495/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, A-Frame or Varjo?
A-Frame has a free tier; the other does not. Paid plans start at Free for A-Frame and $2495/one-time for Varjo.
Does A-Frame or Varjo run on more platforms?
A-Frame runs on Web (via WebXR), VR headsets, AR-capable mobile devices. Varjo runs on XR headsets, Windows.
Can I use A-Frame for free?
Yes. A-Frame has a free tier, so you can try it without paying. Varjo starts at $2495/one-time.
What is A-Frame best used for?
A-Frame is most often used for virtual reality web experiences, augmented reality applications, 3d web visualisations, interactive 3d content for web browsers. Of those, virtual reality web experiences and augmented reality applications are not what Varjo is typically brought in for.
What can A-Frame do that Varjo cannot?
A-Frame covers Declarative HTML, Entity-component system, WebXR support, Cross-platform. Varjo covers Human-eye resolution, Mixed reality, Eye tracking, Hand tracking.
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