Needle vs. 8th Wall vs. Reality Composer Pro

See how Needle, 8th Wall, and Reality Composer Pro compare across key features and capabilities for usage on the web and creating XR experiences for designers, developers and teams.

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Web-first runtime integrated with Unity and Blender plugins, complemented by Needle Cloud for optimization and hosting.
Needle
A commercial platform specializing in high-quality, markerless WebAR experiences, featuring a cloud editor and advanced tracking capabilities.
8th Wall
Apple's advanced visual authoring tool integrated with Xcode for creating 3D scenes and spatial computing experiences for Apple platforms (especially visionOS) using RealityKit.
Reality Composer Pro
Core Platform & Workflow
Solution Type
3D Engine
Cloud Platform
Authoring Tool
Optimization Tool
Web Component
Needle
Solution Type: 3d-engine, cloud-platform, authoring-tool, optimization-tool, web-component
A comprehensive suite including a runtime engine, cloud services for optimization/hosting, authoring via Unity/Blender plugins, and embeddable web component output.
Cloud Platform
Authoring Tool
3D Engine
8th Wall
Solution Type: cloud-platform, authoring-tool, 3d-engine
A comprehensive platform providing AR tracking engine, cloud-based IDE (Cloud Editor, Niantic Studio), hosting, and specialized AR features.
Authoring Tool
Reality Composer Pro
Solution Type: authoring-tool
A visual editor for creating RealityKit scenes, tightly integrated with Xcode for Apple platform development.
Made for the web
Needle
Made for the web: Yes
Built from the ground up for the web, focusing on fast loading, efficient rendering, and cross-platform web deployment.
8th Wall
Made for the web: Yes
Specifically optimized for delivering AR experiences through mobile web browsers.
N/A (Native Apple)
Reality Composer Pro
Made for the web: N/A (Native Apple)
Optimized exclusively for performance on Apple hardware (iOS, macOS, visionOS).
Typical Workflows
Unity Editor
Blender Editor
Code
HTML
Asset Upload
Needle
Typical Workflows: Unity Editor, Blender Editor, Code, HTML, Asset Upload
Primary workflow involves using Unity or Blender as the authoring environment, exporting scenes and logic. Custom scripts (TypeScript/JavaScript) extend functionality.
Web Editor
Code
8th Wall
Typical Workflows: Web Editor, Code
Development occurs in the Cloud Editor or Niantic Studio using JavaScript, HTML, CSS, often integrating with libraries like A-Frame or three.js.
Standalone Editor
Reality Composer Pro
Typical Workflows: Standalone Editor
Provides a visual interface within Xcode for assembling scenes, materials, and basic behaviors. Complex logic requires Swift code.
Use with Unity
Needle
Use with Unity: Yes
Deep integration with Unity Editor via dedicated plugin, allowing export of scenes, C# scripts (transpiled), materials (Shader Graph), animations, and components.
8th Wall
Use with Unity: No
Focuses on web technologies with a custom editor.
Reality Composer Pro
Use with Unity: No
Direct competitor/alternative for native Apple development.
Use with Blender
Needle
Use with Blender: Yes
Integration with Blender via addon, supporting export of scenes, materials, animations, and custom logic nodes.
8th Wall
Use with Blender: No
Imports standard 3D asset formats like glTF.
Reality Composer Pro
Use with Blender: No
Primarily consumes USDZ format. Assets from Blender need conversion.
Interactivity Building Blocks
Needle
Interactivity Building Blocks: Yes
Includes a rich set of components for common interactions, animations, and UI elements.
8th Wall
Interactivity Building Blocks: Yes
Provides AR-specific components for common interactions and UI elements in WebAR experiences.
Reality Composer Pro
Interactivity Building Blocks: Yes
Provides components for common AR interactions and behaviors integrated with the broader Apple ecosystem.
Extensible with Coding
Needle
Extensible with Coding: Yes
Uses TypeScript with full IDE support in both Unity and standalone projects.
8th Wall
Extensible with Coding: Yes
JavaScript API for creating AR experiences, with integration for Three.js, A-Frame, or Babylon.js.
Reality Composer Pro
Extensible with Coding: Yes
Can be extended with Swift programming, but only for Apple platforms.
Engine Capabilities
Physically-Based Rendering
Needle
Physically-Based Rendering: Yes
Supports Physically Based Rendering (PBR), custom shaders (via Unity Shader Graph export), lighting, and post-processing effects.
Limited
8th Wall
Physically-Based Rendering: Limited
Rendering quality depends on the capabilities of the integrated engine. The Studio material model does not support all common PBR features.
Reality Composer Pro
Physically-Based Rendering: Yes
Leverages RealityKit's USD-based rendering engine optimized for Apple platforms.
Component System
Needle
Component System: Yes
Leverages the component-based architecture of Unity/Blender, extended with custom web-specific components.
8th Wall
Component System: Yes
Depends on the integrated rendering framework (e.g., A-Frame uses ECS).
Reality Composer Pro
Component System: Yes
Built on RealityKit's Entity Component System.
Built-in Networking
Needle
Built-in Networking: Yes
Built-in real-time networking for multiplayer and collaborative applications.
8th Wall
Built-in Networking: No
Networking needs to be implemented using external libraries or services.
Via Native Frameworks
Reality Composer Pro
Built-in Networking: Via Native Frameworks
Networking is handled using standard Apple frameworks (e.g., Network.framework).
Timelines and Sequencing
Needle
Timelines and Sequencing: Yes
Supports timeline-based sequencing, complex animations, animator state machines, blending, and more.
8th Wall
Timelines and Sequencing: No
No built-in timeline or sequencing system, relies on manual animation code or framework features.
Reality Composer Pro
Timelines and Sequencing: Yes
Supports timeline-based animation and sequencing through OpenUSD.
Animation Controls
Needle
Animation Controls: Yes
Supports complex animations authored in Unity (Animator, Timeline) or Blender and exports them for the web.
8th Wall
Animation Controls: Yes
Animation capabilities depend on the chosen rendering engine.
Reality Composer Pro
Animation Controls: Yes
Supports creating and controlling animations within RealityKit scenes.
Animated Materials
Needle
Animated Materials: Yes
Supports material animations, shader graph, and procedural material effects.
Via Framework
8th Wall
Animated Materials: Via Framework
Depends on the underlying framework used (Three.js, A-Frame, etc.).
Reality Composer Pro
Animated Materials: No
Material properties can't be animated, but some shader-based animations are possible.
Audio Playback
Needle
Audio Playback: Yes
Supports spatial audio configured via Unity/Blender components.
8th Wall
Audio Playback: Yes
Audio capabilities depend on the chosen rendering engine.
Reality Composer Pro
Audio Playback: Yes
Leverages RealityKit's spatial audio features.
Video Playback
Needle
Video Playback: Yes
Supports video textures and playback controlled via components.
8th Wall
Video Playback: Yes
Supports video textures through integrated rendering engines.
Reality Composer Pro
Video Playback: Yes
Supported via RealityKit.
Physics Integration
Needle
Physics Integration: Yes
Integrates with physics engines, configured via Unity/Blender components.
8th Wall
Physics Integration: Yes
Physics capabilities depend on the chosen rendering engine.
Reality Composer Pro
Physics Integration: Yes
Integrates with RealityKit's physics simulation capabilities.
glTF 3D Support
Excellent
Needle
glTF 3D Support: Excellent
Uses glTF as its core runtime format and supports import of various formats (FBX, USD, VRM etc.) which are converted.
8th Wall
glTF 3D Support: Yes
Supports loading glTF assets.
Reality Composer Pro
glTF 3D Support: No
Focuses on OpenUSD content; glTF requires manual conversion.
Custom User Interfaces
Needle
Custom User Interfaces: Yes
Facilitates creation of UI using standard HTML/CSS and frontend frameworks, integrated with the 3D scene.
Limited
8th Wall
Custom User Interfaces: Limited
UI is typically created using HTML/CSS overlays or the UI system of the chosen rendering engine.
Reality Composer Pro
Custom User Interfaces: Yes
Integrates with SwiftUI for creating user interfaces in spatial contexts.
Web Integration & Deployment
Web Component
Needle
Web Component: Yes
Exports projects as standard web components (<needle-engine> tag) for easy embedding into any HTML page or web application.
8th Wall
Web Component: No
Experiences are typically loaded via the 8th Wall JS library.
Reality Composer Pro
Web Component: No
Strictly for native Apple platform development.
PWA Support
Needle
PWA Support: Yes
Being web-native, Needle Engine projects can be easily included in Progressive Web Apps for offline capabilities and installation.
8th Wall
PWA Support: No
WebAR experiences created with 8th Wall can be integrated into Progressive Web Apps.
Reality Composer Pro
PWA Support: No
Not applicable.
HTML/CSS Integration
Excellent
Needle
HTML/CSS Integration: Excellent
Designed to seamlessly integrate with HTML, CSS, and frontend frameworks (React, Vue, Svelte etc.), allowing blending of 2D UI and 3D content.
8th Wall
HTML/CSS Integration: Yes
Allows overlaying HTML/CSS elements for UI.
Reality Composer Pro
HTML/CSS Integration: No
Operates entirely within the native Apple ecosystem.
Host Anywhere
Needle
Host Anywhere: Yes
The core runtime can be self-hosted on any static server. Needle Cloud features (optimization, hosting, analytics) require the cloud service.
8th Wall
Host Anywhere: No
Requires the 8th Wall platform for tracking and hosting.
Reality Composer Pro
Host Anywhere: No
Tool is part of the Xcode development environment.
Asset Hosting
Needle
Asset Hosting: Yes
Needle Cloud provides managed hosting and CDN delivery for optimized assets.
8th Wall
Asset Hosting: Yes
Includes hosting as part of the platform service.
Reality Composer Pro
Asset Hosting: No
Assets are bundled with the application.
App Hosting
Needle
App Hosting: Yes
Needle Cloud provides managed hosting and CDN delivery for optimized applications.
Required
8th Wall
App Hosting: Required
Using the 8th Wall platform requires hosting on 8th Wall's servers.
Reality Composer Pro
App Hosting: No
Not a hosting platform; used for creating applications.
Performance & Optimization
Engine Size
Medium
Needle
Engine Size: Medium
Optimized runtime aims for minimal footprint, size depends on included features.
Medium
8th Wall
Engine Size: Medium
Includes sophisticated AR tracking libraries.
N/A (OS Framework)
Reality Composer Pro
Engine Size: N/A (OS Framework)
RealityKit is part of the operating system.
Loading Performance
Excellent
Needle
Loading Performance: Excellent
Rapid development cycles and fast loading times through optimized runtime and asset handling.
Moderate
8th Wall
Loading Performance: Moderate
Loading time depends on experience complexity and network conditions.
Fast
Reality Composer Pro
Loading Performance: Fast
Benefits from native code and tight OS integration.
Runtime Performance
Excellent
Needle
Runtime Performance: Excellent
Designed for efficient rendering performance across desktop, mobile, and XR devices.
Good
8th Wall
Runtime Performance: Good
Offers robust and performant AR tracking, overall performance also depends on rendering complexity.
High
Reality Composer Pro
Runtime Performance: High
Optimized for high performance on Apple silicon.
Smart Asset Optimization
Excellent
Needle
Smart Asset Optimization: Excellent
Needle Cloud provides significant automated optimization: LOD generation, mesh optimization, extensive texture compression (Basis Universal, WebP, JPG, PNG) and resizing options.
8th Wall
Smart Asset Optimization: No
The platform handles some processing, but optimization relies on preparing assets beforehand.
Reality Composer Pro
Smart Asset Optimization: Yes
Works with the optimized USDZ format. Includes Object Capture (photogrammetry) for model creation.
Mesh and Texture LODs
Excellent
Needle
Mesh and Texture LODs: Excellent
Supports automatic mesh simplification, level-of-detail generation and automatic texture compression with multiple quality levels.
8th Wall
Mesh and Texture LODs: No
Relies on optimization being done before asset upload; no dynamic LOD system.
Reality Composer Pro
Mesh and Texture LODs: No
No automatic LOD management or simplification.
XR Support (AR/VR/Spatial)
VR Support (WebXR)
Needle
VR Support (WebXR): Yes
Supports VR headsets via the WebXR standard.
8th Wall
VR Support (WebXR): No
Primary focus is WebAR.
Reality Composer Pro
VR Support (WebXR): No
Not supported.
AR Support (WebXR)
Needle
AR Support (WebXR): Yes
Supports markerless WebAR on compatible Android devices via the WebXR standard.
8th Wall
AR Support (WebXR): Yes
Provides markerless AR for Android, but requires additional camera permissions and uses more CPU and GPU resources.
Reality Composer Pro
AR Support (WebXR): No
Not supported.
AR Support (iOS)
Needle
AR Support (iOS): Yes
Supports interactive markerless WebAR on iOS devices via WebXR.
8th Wall
AR Support (iOS): Yes
Provides markerless AR for iOS, but requires additional camera permissions and uses more CPU and GPU resources.
Reality Composer Pro
AR Support (iOS): Yes
Creates content for ARKit/RealityKit apps on iOS/iPadOS.
AR Support (visionOS)
Needle
AR Support (visionOS): Yes
Explicit support for creating spatial computing experiences deployable on visionOS.
8th Wall
AR Support (visionOS): No
Focus is on mobile WebAR.
Reality Composer Pro
AR Support (visionOS): Yes
A primary tool for developing spatial computing experiences for visionOS.
AR Tracking Types
Surface
Image
Needle
AR Tracking Types: Surface, Image
Supports World Tracking via the WebXR standard on compatible devices. Image tracking is supported on iOS AR but requires a device-specific flag for Android AR.
Surface
Image
Face
VPS
8th Wall
AR Tracking Types: Surface, Image, Face, VPS
Offers a comprehensive suite of advanced AR tracking capabilities, including location-based VPS.
Surface
Face
Object
Reality Composer Pro
AR Tracking Types: Surface, Face, Object
Leverages the full capabilities of ARKit (World, Image, Face, Body, Object, Location Anchors, etc.).
Ecosystem & Support
Official Support Availability
Needle
Official Support Availability: Yes
Dedicated support available for licensed users.
8th Wall
Official Support Availability: Yes
Support available through paid plans.
Reality Composer Pro
Official Support Availability: No
Community support available through the Apple Developer Program.
Learning Resources
Needle
Learning Resources: Yes
Extensive documentation, tutorials, live samples, and active community support.
Good
8th Wall
Learning Resources: Good
Offers project library, documentation, and tutorials.
Excellent
Reality Composer Pro
Learning Resources: Excellent
Extensive resources including official documentation, WWDC session videos, tutorials, and sample code.
License
Commercial
Needle
License: Commercial
Commercial license required for full features and deployment. Free evaluation available.
Commercial
8th Wall
License: Commercial
A commercial platform with various pricing tiers.
Free
Reality Composer Pro
License: Free
Included free as part of Apple's developer tools.

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