See how Needle, 8th Wall, and Spline compare across key features and capabilities for usage on the web and creating XR experiences for designers, developers and teams.
View all platform comparisonsWeb-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 | ![]() A web-based, real-time collaborative 3D design tool focused on creating interactive web experiences without requiring coding knowledge. Exports self-contained web packages or specific formats. Spline | |
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Core Platform & Workflow | |||
Solution Type | 3D Engine Cloud Platform 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 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. | 3D Engine Cloud Platform Web Component Spline Solution Type:
3d-engine, cloud-platform, authoring-tool, web-component An online platform for 3D design and animation, with direct export options for web integration. |
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. | Spline Made for the web:
Yes Focuses on creating optimized interactive experiences specifically for the web, with tools to analyze and improve performance. |
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. | Web Editor Spline Typical Workflows:
Web Editor Primarily a visual design tool where scenes and interactions are built using a graphical interface. Logic is handled through an event/state system. |
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. | Spline Use with Unity:
No Exports glTF/USDZ which can be imported into Unity, but there is no direct integration or specific workflow. |
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. | Spline Use with Blender:
No Can import formats like glTF (often exported from Blender) and export glTF, but no direct integration. |
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. | Spline Interactivity Building Blocks:
Yes Visual design tool with built-in interactive components for common behaviors like drag, hover, click interactions. |
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. | Limited Spline Extensible with Coding:
Limited Visual event system allows for creating interactive behaviors without coding. Limited JavaScript API for exported scenes. |
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. | Good Spline Physically-Based Rendering:
Good Supports PBR materials through a layer-based system, lighting (directional, spot, point), shadows, and post-processing effects. |
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). | Spline Component System:
Yes Features a 'Component' system allowing reuse of objects and their properties, aiding in creating design systems within Spline, but differs from traditional ECS architectures. |
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. | Spline Built-in Networking:
No Supports real-time collaboration within the editor but does not provide features for runtime networking or multiplayer experiences in exported applications. |
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. | Spline Timelines and Sequencing:
Yes Includes timeline-based animation system for keyframe animation and sequencing. |
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. | Spline Animation Controls:
Yes Supports keyframe animation, state-based transitions, and interactive events to trigger animations. |
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.). | Spline Animated Materials:
Yes Supports material animation through the timeline system and visual animation tools. |
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. | Spline Audio Playback:
Yes Supports adding sounds to scenes, including positional audio and background music. |
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. | Spline Video Playback:
Yes Supports using videos as textures on 3D models. |
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. | Spline Physics Integration:
Yes Includes built-in physics simulation capabilities for creating dynamic interactions. |
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. | Spline glTF 3D Support:
Yes Can import and export models in glTF format for interoperability with other tools. |
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. | Limited Spline Custom User Interfaces:
Limited UI elements are typically created using 3D text and objects within the scene itself; no dedicated 2D canvas UI system. |
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. | Spline Web Component:
Yes Exports can be embedded using iframe or Javascript code snippets, including a React component export and a generic web component ('spline-viewer') for better performance with multiple embeds. The authoring tool itself is not web component based. |
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. | Spline PWA Support:
No Spline exports can be included within a PWA, but Spline itself doesn't provide specific features for PWA development. |
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. | Good Spline HTML/CSS Integration:
Good Designed to be easily embedded into HTML pages using generated code snippets (iframe or JavaScript). |
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. | Spline Host Anywhere:
Yes Exports are self-contained web packages deployable on static servers. Spline also offers hosting for public URL embeds. |
Asset Hosting | Needle Asset Hosting:
Yes Needle Cloud provides managed hosting and CDN delivery for optimized assets. | Spline Asset Hosting:
Yes Spline hosts scenes shared via Public URLs. Exported code/files can be self-hosted. | |
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. | |
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. | Medium/Large (includes runtime) Spline Engine Size:
Medium/Large (includes runtime) Exports include the Spline runtime, which can increase the initial download size compared to solutions using shared runtimes or minimal frameworks. Size depends on scene complexity and export settings. |
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. | Moderate Spline Loading Performance:
Moderate Loading times depend heavily on scene complexity, polygon count, texture sizes, and the included runtime. Optimization tools are provided, but complex scenes can experience noticeable load times. |
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. | Good (scene dependent) Spline Runtime Performance:
Good (scene dependent) Performance is generally good for well-optimized scenes but can degrade with high polygon counts, complex materials, numerous objects, or intensive interactions, especially on lower-end devices. |
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. | Limited (Internal) Spline Smart Asset Optimization:
Limited (Internal) Provides tools like polygon reduction guidance, material asset reuse, geometry compression on export, and image quality controls, but lacks explicit support for advanced texture compression formats like Basis Universal or Draco geometry compression visibility. |
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. | Spline Mesh and Texture LODs:
No Focuses on optimization but does not have a dynamic LOD system. |
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. | Spline VR Support (WebXR):
No Does not directly export WebVR experiences. Requires exporting models (e.g., glTF) and using a VR-capable framework. |
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. | Spline AR Support (WebXR):
No Does not directly export WebAR experiences. Exports USDZ for AR Quick Look on iOS, but full WebAR requires external frameworks. |
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. | Limited Spline AR Support (iOS):
Limited USDZ files compatible with AR Quick Look on iOS can be exported from the web app. Also provides native Swift embeds for iOS apps. |
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. | Limited Spline AR Support (visionOS):
Limited USDZ files compatible with AR Quick Look on iOS can be exported from the web app. Also provides native Swift embeds for iOS apps. |
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 Spline AR Tracking Types:
Surface Primarily through USDZ export for object placement in AR Quick Look. |
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. | Spline Official Support Availability:
Yes Official support channels are typically available for paid subscribers, while community support is available for all users via Discord. |
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. | Good Spline Learning Resources:
Good Offers official documentation, tutorials (text and video), a library of templates/examples, and an active community forum/Discord server. |
License | Commercial Needle License:
Commercial Commercial license required for full features and deployment. Free evaluation available. | Commercial | Commercial Spline License:
Commercial Spline is a proprietary tool with free and paid subscription tiers offering different feature sets and usage limits. |