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Subframe vs Superdesign (2026): which should you pick?

As of Nov 13, 2026, Subframe and Superdesign share a 2.2 GPA, and only Subframe has a free plan.

Checked Nov 12, 2026 and Nov 13, 2026 · graded Nov 12, 2026 and Nov 13, 2026 by ToolGPA

They get the same grade on all five counts.

Price, platforms and features side by side. The table says where each price was read and when.

Subframe

Design canvas, coding agent and browser in one desktop app

Free plan · from $20/mo

Superdesign

AI design agent that turns prompts into UI on a canvas

Free plan

Which one is for you

Pick Subframe if

  • Fits if you already pay for Claude Code or Codex and work in React
  • Works for designers and developers sharing one canvas

Look elsewhere if

  • Tight if you stay free: one project only
  • Watch out: more than one project needs Pro at $20 per editor
  • Watch out: AI credits apply only in the web version or in place of your own Claude or Codex plan
  • Not for you if you want a tier above Pro: none is listed

Pick Superdesign if

  • Fits if you want several UI options to compare before anyone writes code
  • Works for people who already use Claude Code or Cursor and want designs fed into them

Look elsewhere if

  • Skip it if you need to know the price first, as no pricing page could be read
  • Too light for a finished app: it makes designs, and exports are HTML
  • Not for you if you work alone and want one subscription across teams, as billing is per workspace
  • Watch out: the free limits are unpublished, so how far a free account goes is unknown

How we grade them

2.2GPASubframeFair2.2GPASuperdesignFair
Value for money
C$20 per editor a month, the category's middle price. The page doesn't say if that is monthly or yearly.
CNo price is on record: /pricing returns not found. The docs say each workspace has its own subscription and credits, so it sits in the middle until a price is published.
Free plan and trial
CFree: one project, unlimited viewers and editors, limited AI credits, or your own Claude or Codex plan. One project is a firm cap.
CThe site's tool pages say it is free to start, but no limits are published, so we cannot tell how far a free account goes.
Features
CCanvas with components and tokens, a built-in browser, an agent and comments. The vendor says it is aimed at React.
CA canvas with parallel variants, a Chrome extension to clone pages, exports, a coding-agent skill and brand assets. It makes designs, not apps, and exports are HTML.
Ease of use
CNo store rating on record. It is a desktop app that needs a running dev server and a Claude or Codex subscription.
CA web app where you describe and refine designs, so some learning is involved. No store rating on record.
Platforms and integrations
BMac, Windows and web, with Claude Code, Codex, Cursor, Gemini, GitHub and Mobbin connections.
BWeb plus a Chrome extension and an IDE extension, linking to Claude Code, Cursor, Windsurf, VS Code, Figma and Shopify.
Best fora design canvas wired to your coding agentAI-drawn screens to hand to a coding agent

The GPA is the average of the five grades: an A is 4 points, an F is none. The full reasons are on each tool's page: Subframe and Superdesign. How we grade

Where they differ

  • Superdesign also covers templates.
In commonWebAI featuresReal-time collaborationAI agentsApp builder

At a glance

SubframeSuperdesign
PricingFree planFree plan
Starts at$20 per editor / monthNot published
Free planOne project, unlimited viewers and editors, limited AI credits, and use of your own Claude or Codex subscription.None
Free trialNone listedNone listed
Web
macOS
Windows
Browser extension
Made bySubframeSuperdesign
Price read fromsubframe.comNot confirmed
CheckedNov 12, 2026Nov 13, 2026

Worth knowing

Subframe

  • The Free plan allows one project; unlimited projects need Pro at $20 per editor / month.
  • The vendor says it works best with React, though the browser and canvas work with anything that renders on the web.
  • AI credits are used only in the web version or when you use them instead of your own Claude or Codex subscription.
  • The pricing section does not say whether $20 is billed monthly or annually, and lists no plan above Pro.

Superdesign

  • No pricing page could be read: /pricing returns not found, so plan prices, credits and limits are unverified.
  • The site's tool pages say it is free to start, and the docs say each workspace has its own subscription and credits.
  • Exports are HTML; moving a design into a React codebase goes through the agent skill or a coding agent.
  • Account and billing are managed per workspace, so a personal subscription does not cover a team workspace.

Key features

Subframe

Design canvas
Components with props, slots and variants, plus themes and design tokens across light and dark modes, synced with the design system in your codebase.
Built-in browser
Preview and edit your running app inside Subframe, with detected local dev servers listed in the browser panel.
Coding agent
Uses an existing Claude Code or Codex subscription as the internal agent. Other agents such as Cursor or Gemini connect through MCP.
Prompting on the canvas
Ask for designs or repetitive changes without leaving the canvas, then hand the result to the agent to implement in code.
Multiplayer and comments
Share a canvas link and comment in threads with teammates or the agent, then turn feedback into changes.

Superdesign

Canvas with parallel variants
Several design agents can run at once on an infinite canvas, and Branch creates parallel options without changing the current design.
Chrome extension for cloning
A Chrome extension imports a full web page or a single component from any live site into a project.
Export paths
Frames export as a ZIP of HTML, as copied HTML, through the Superdesign agent skill into a codebase, or to Figma via the html.to.design extension.
Coding-agent skill and IDE extension
A CLI skill lets Claude Code, Cursor and other agents drive the canvas, and an open-source IDE extension works in Cursor, Windsurf, VS Code and Claude Code.
Brand assets and pinned context
Logos, fonts and images, plus persistent design rules, keep generated designs on-brand across prompts.
Prompt and design-system libraries
A public library of design prompts and a browsable set of design.md design systems to start from.

Plans

Subframe

  • Free$0

    One project, unlimited viewers and editors, limited AI credits, and use of your own Claude or Codex subscription.

  • Pro$20

    per editor / month

    Unlimited projects, 6x the AI credits of Free, and multiple themes per project. Billing basis (monthly or annual) is not stated.

Superdesign

Pricing could not be confirmed. See superdesign.dev.

Common questions

Which is cheaper, Subframe or Superdesign?

As of Nov 13, 2026, Subframe starts at $20 per editor / month, and Superdesign has no price we could confirm.

Which has a free plan, Subframe or Superdesign?

As of Nov 13, 2026, only Subframe has a free plan. Superdesign does not.

Which platforms do Subframe and Superdesign run on?

As of Nov 13, 2026, only Subframe lists macOS and Windows apps and only Superdesign lists a browser extension. Both list a web app. A platform missing from a listing is one its maker's pages did not mention.

More comparisons

How this page was made

  • The verdict at the top follows a fixed rule. When both tools are in the same category and either is in our top three for it, the verdict follows that ranking: the higher-placed tool is our pick. The top three weigh who each tool suits as well as its grades, so a pick can go against the GPA. Otherwise the page does not pick one and says which grades higher: the higher GPA first; on a tie, the one with a free plan, then the one that starts cheaper in dollars a month, counted the same way for both; if they are still level, what the choice depends on.
  • The grades are our own, from each tool’s review or report card. The GPA is their average.
  • Prices, plans and platforms come from each tool’s listing. The table above says where each price was read and when.
  • The differences and the answers to the questions are worked out from those listings.
How we review and grade