// Tutorial

<model-viewer> Tutorial — Google's Web Component for 3D

model-viewer is Google's lightweight web component for embedding 3D models with one HTML tag — works with glTF, includes WebAR.

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model-viewer (modelviewer.dev) is a Google-maintained web component that embeds 3D models with a single HTML tag. Drop in `<model-viewer src="model.glb"></model-viewer>` and you get a viewer with rotate/zoom controls, AR support on mobile (via Quick Look on iOS, Scene Viewer on Android), accessibility built-in. Bundle: ~280KB gzipped. Use cases: e-commerce product pages, simple 3D portfolio showcases, AR-enabled mobile experiences. Limitations: scene composition is limited (one model at a time), customization through CSS only, no animation timeline orchestration. For one-off product views, model-viewer is the simplest option.

Prerequisites

Before starting on model viewer google tutorial, you need: a JavaScript baseline (familiarity with ES modules, async/await, npm), a working local dev environment (Node 18+, a code editor), and a basic mental model of what WebGL renders. You don't need 3D modeling skills — for most tutorials, the assets are provided. Time investment: 2-4 hours of focused work for the basic version.

Step-by-step outline

Step 1: scaffold the project (Vite + Three.js). Step 2: get a basic scene rendering — camera, light, geometry. Step 3: load the asset (glTF). Step 4: hook up animation timeline (GSAP or built-in). Step 5: add interactivity (click, scroll). Step 6: optimize for mobile (device-tier check, asset compression). Step 7: deploy. Each step builds on the previous; skipping leads to confusion later.

Common pitfalls

Three failure modes I see beginners hit: (1) trying to render before assets finish loading — always wait for the loader callback, (2) using full-resolution textures on mobile — always have KTX2 or compressed alternatives, (3) leaving the scene rendering when off-screen — pause the render loop with IntersectionObserver. Each pitfall has a clear fix; the trick is recognizing the symptom.

Want a faster path

If your timeline is short and the project matters commercially, hiring an experienced developer often beats self-learning by 4-6 weeks of effort. I take on Tutorial — Google's Web Component for 3D projects on a fixed-price basis — you get the working result without the learning detour. Reach out via the contact page if a structured engagement makes sense for what you're building.

Frequently asked questions

Is this guide enough to launch a real site?

For a personal portfolio yes, with effort. For a commercial site with deadlines and conversion KPIs, hire someone — self-learning to commercial-quality 3D takes 6-12 months. The guide is the right starting point if you have time to invest.

How does this compare to paid courses?

Paid courses (Three.js Journey, Awwwards Academy) are excellent and worth the price if you're going deep. This guide is the practical orientation — it tells you what matters and what to skip, then you go deep where the project requires.

How long does this take?

Standard scope: 4-6 weeks from contract signature to live site. Larger scope (configurator, multi-scene scrollytelling) takes 8-12 weeks. Rush projects (2-3 weeks) are accepted with a 30-40% rush surcharge.

What does it cost?

Hero-section 3D upgrade: \$1,500-\$2,500. Full multi-scene 3D site: \$3,500-\$8,000. Configurator with custom shaders: \$5,000-\$12,000. All fixed-price, source code included. EUR equivalents on request.

What if my visitors are on weak phones?

The site detects device tier before the first scene loads and serves a lighter version on weak hardware (fewer particles, simpler shaders). Devices without WebGL get a static fallback that preserves the visual language and conversion path.

Ready to ship a 3D experience?

Tell me what you need — fixed price, fixed deadline, no surprises.

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