MotionSites vs Spline
Side-by-side comparison of features, pricing, and ratings
At a glance
| Dimension | MotionSites | Spline |
|---|---|---|
| What it is | Library of copy-paste AI prompts and pre-built website sections | Browser-based 3D/2D design editor with AI agent (Omma) and Hana canvas |
| Pricing model | Paid (tiers not publicly retrievable) | Freemium |
| Core output | Prompt text you paste into a separate AI site builder | Interactive 3D scenes, gated as web embeds, mobile experiences, or native code via viewers |
| Notable capabilities | Hero/footer/CTA/feature prompt categories, animated backgrounds, daily drops, Academy, MCP | Real-time collaboration, WebGPU, GLB/GLTF export, Figma paste, physics/particles, Omma AI |
| Integrations | MCP | Webflow, Framer, Wix Studio, React, Next.js, Swift, Kotlin, Figma |
| Works standalone? | No — you need an AI renderer/site builder to turn prompts into pages | Yes — editor, AI agent, and export in one product |
Pre-built AI website prompts and section packs you copy into your own AI builder.
Visit WebsiteBrowser-based 3D design tool for real-time interactive 3D and 2D experiences you can ship to web, iOS and Android.
Visit WebsiteWhat real users say: MotionSites vs Spline
Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.
MotionSites
17 mentions across 3 sources · 50% positive — mixed (weighted across 3 sources)
Hacker News, YouTube, Product Hunt
What users praise
- • Sharp focus on hero sections and landing pages, not general-purpose design
- • Creator's 'anti-AI-slop' framing resonates with designers tired of generic output
- • Product Hunt commenters engaged constructively, signaling a receptive early audience
- • Built to be pasted into Lovable, v0, WordPress and similar stacks
What frustrates them
- • A live YouTube review literally titled 'Do not Use Yet' still warns buyers off
- • Top comment on the flagship video: viewers still can't build the promised motion sites
- • Only 8 upvotes on Product Hunt — no evidence of organic community pull
- • No Reddit, GitHub, or Stack Overflow footprint to validate quality or uptime
Researched Sep 21, 2026
Spline
95 mentions across 5 sources · 50% positive — mixed (weighted across 5 sources)
Hacker News, YouTube, Product Hunt, Stack Overflow, Lemmy
What users praise
- • First 3D tool that non-3D designers describe as genuinely accessible and fun to learn
- • URL export called 'astonishing' by launch reviewers — share a live 3D scene with a link
- • Documented Webflow, Framer and Wix Studio embeds make it a natural fit for web designers
- • Figma copy-paste plus community remix library means you rarely start from zero
What frustrates them
- • No native desktop app; Windows users have been asking since launch and still wait
- • Browser editor can choke on complex scenes — one user joked their PC was 'smoking'
- • Deep modeling, rigging, and offline rendering are simply not there versus Blender
- • Confusing defaults like extrude direction send beginners hunting for tutorials
Researched Oct 8, 2026
Feature-by-feature
Spline and MotionSites operate in different layers of the stack. Spline is the authoring environment: a browser 3D editor plus Hana, a 2D canvas with infinite canvas, auto layout, vector networks, and Booleans. Interaction and animation are native — states, events, timeline, physics, particles — and Omma orchestrates code, image, and 3D generation so you can prompt a complete scene, website, or app. WebGPU support, CSV/JSON/DOC import, and GLB/GLTF export make output portable, and viewers extend scenes to web embeds, mobile experiences, and native Swift/Kotlin code. Collaboration, comments, invites, and shared links are built in. Per its latest news, Hana V2 adds MCP support, WebGPU, GLB/GLTF import, SVG/PDF export, an AI agent, new transitions, and performance gains.
MotionSites is content, not a canvas. It ships prompts and section blueprints — heroes, footers, feature blocks, CTAs, full landing-page packs (RIVR, NOVA, Orbit Engineers), named design packs (EMBER.dsgn, Digital Epoch), and an animated-backgrounds category — plus an Academy and daily library drops. Its only listed integration is MCP, and it explicitly is not an editor: there's no drag-and-drop surface and no component system to drop into Figma or Webflow. The vendor's own framing is that it's the prompt layer in front of an AI site builder.
Pricing compared
Spline is freemium, so a buyer can evaluate the editor and Omma agent before paying; the exact free-tier ceilings and paid tiers aren't in the data provided, so treat the upgrade trigger as unconfirmed and check the vendor page. The practical cost question for Spline isn't the sticker price — it's whether your team needs collaboration seats, since real-time collaboration, comments, invites, and shared links are the workflow features that push teams off a free plan.
MotionSites is listed as paid with no retrievable tiers, which is itself a buying signal: you can't confirm what a subscription costs or includes before committing. Its own 'not for' list flags buyers who need published, confirmed pricing. Budget accordingly — MotionSites is an additive line item on top of whatever AI site builder you already pay for, since it can't render a page on its own. For a solo founder that's cheap in theory (prompts instead of design hours) but unverifiable in practice until tiers are public. Spline can be the only tool on the invoice; MotionSites never is.
Who should pick which
- Designer building interactive 3D web experiencesPick: Spline
Spline is the authoring environment — Hana canvas, vector networks, states/events/timeline, WebGPU, and GLB/GLTF export all live in one browser tool.
- Developer embedding 3D into React, Next.js, or a native appPick: Spline
Spline lists React, Next.js, Swift, and Kotlin integrations plus viewers, so scene output ships as embeds or native code.
- Marketing team producing 3D product mockups and brand assetsPick: Spline
Real-time collaboration, comments, invites, and shared links let a marketing team work together on 3D assets without heavyweight installs.
- Agency shipping landing pages for many clientsPick: MotionSites
MotionSites sells pre-built hero, footer, CTA, and full page prompt packs (RIVR, NOVA, Orbit Engineers) plus daily drops — faster starts across many clients.
- Marketer A/B testing hero sections inside an AI site builderPick: MotionSites
The library's section-level prompt variants and animated-backgrounds category exist specifically to generate multiple hero options quickly.
Frequently Asked Questions
Can I replace Spline with MotionSites, or vice versa?
No. MotionSites outputs prompt text that requires a separate AI site builder to render into a real page; Spline is the editor and renderer. They sit at different stages of the workflow and don't substitute for each other.
Does MotionSites have a free tier or listed price?
The available data lists MotionSites as paid with tiers not currently retrievable. Its own limitations note flag buyers who need published, confirmed pricing, so verify on the vendor page before budgeting.
What changed most recently in Spline?
Hana V2 launched with MCP support, WebGPU, GLB/GLTF import, SVG/PDF export, an AI agent, new transitions, and performance gains — expanding Spline's output formats and AI-assisted workflows.
Can MotionSites produce 3D assets or GLB files?
No. Its catalog is website prompts and sections — heroes, footers, feature blocks, CTAs, animated backgrounds, and landing-page packs. 3D asset creation and GLB/GLTF export are outside its stated scope.
Which one can a team collaborate in directly?
Spline. It ships real-time collaboration, comments, invites, and shared links inside the editor. MotionSites is a static prompt library with MCP as its only listed integration and no shared editing surface.
Do I need technical skills for either?
Spline targets designers and developers building interactive 3D without heavy downloads, exporting via viewers or code. MotionSites assumes you already operate an AI site builder or code-gen tool to run its prompts.
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Last reviewed: September 21, 2026