Relume vs Spline
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
AI tool · Freemium
Generates sitemaps and wireframes for websites with AI, using a library of components for Figma and Webflow.
AI tool · Freemium
A browser-based 3D design tool for interactive scenes for the web, with AI generation of 3D objects.
The short answer
Choose Relume if you need…
- Agencies planning websites
- Webflow and Figma builds
Choose Spline if you need…
- Interactive 3D for websites
- Designers new to 3D
Side-by-side
| Relume | Spline | |
|---|---|---|
| Type | Design · Web design | Design · 3D design |
| Price | Freemium | Freemium |
| Platforms | Web | Web, macOS, Windows |
| Works with | Figma, Webflow, Framer | Framer, Webflow |
| Hands-on tested by us | Not yet | Not yet |
| Last checked | 2026-10-29 | 2026-10-29 |
What each one is
Relume
Generates sitemaps and wireframes for websites with AI, using a library of components for Figma and Webflow. Speeds up website planning considerably. Sites can look templated if you don't customise.
Spline
A browser-based 3D design tool for interactive scenes for the web, with AI generation of 3D objects. Approachable 3D for the web. Heavy scenes can hurt page performance.
Best for
Relume
- Agencies planning websites
- Webflow and Figma builds
Spline
- Interactive 3D for websites
- Designers new to 3D
Strengths
Relume
- AI sitemap generation
- Wireframes from components
- Figma and Webflow export
- Style guides
Spline
- Collaborative 3D editor
- Interactions and states
- AI 3D generation
- Web embeds
Frequently asked questions
What is the difference between Relume and Spline?
Relume: Generates sitemaps and wireframes for websites with AI, using a library of components for Figma and Webflow. Spline: A browser-based 3D design tool for interactive scenes for the web, with AI generation of 3D objects. Relume suits agencies planning websites, while Spline suits interactive 3d for websites.
Are Relume and Spline free?
Relume: Freemium. Spline: Freemium.
What are other alternatives to Relume and Spline?
Other options people compare them with include Framer.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.