kitio.ai21st.dev vs Unblocked
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. 21st.dev starts at See pricing page and Unblocked starts at $35/mo. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Component library
- Magic MCP server
- UI variation generation
- Agent-ready prompts
- shadcn compatibility
- Unified engineering context
- Slack and IDE answers
- MCP server
- Code review insights
- Permission-aware access
| Feature | 21st.dev | Unblocked |
|---|---|---|
| Best for | UI component library and MCP tools for AI coding agents | Context engine that answers questions about your code and history |
| Category | Coding | Coding |
| Pricing model | Freemium | Free trial |
| Starting price | See pricing page | $35/mo |
| Free plan | Yes | No, 21-day trial |
| Made by | 21st.dev | Unblocked |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
21st.dev starts at See pricing page and Unblocked starts at $35/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Browse the whole library
- 2 component copies a day
Builder
$8/mo billed quarterly
- Unlimited copies and installs
- Unlimited shaders and gradients
Builder + AI
$20/mo billed quarterly
- 500 AI credits/month
- Design Bug Bot PR reviews
- Premium AI models
Team
$10/seat/mo billed quarterly
- Per seat, 2 to 50 seats
- Shared collections
- Private team components
- Admin controls
2 plans
Platform
$35/mo
- Per user
- Context for Claude, Cursor, Copilot
- Q&A on your software history
Enterprise
Contact sales
- Custom integrations via API
- Sales-led pricing
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
21st.dev
- Improves AI-generated UI quality
- Works with major coding agents
- Large free catalog
- React and Tailwind only
- Magic usage is paid
Unblocked
- Connects many tools
- Respects permissions
- Helps onboarding
- Value depends on connected sources
- Per-user cost for big teams
Which one should you choose?
Choose 21st.dev if you want:
- Improves AI-generated UI quality
- Works with major coding agents
- Large free catalog
Watch out: react and tailwind only.
Choose Unblocked if you want:
- Connects many tools
- Respects permissions
- Helps onboarding
Watch out: value depends on connected sources.
21st.dev vs Unblocked FAQ
What is the difference between 21st.dev and Unblocked?
21st.dev: UI component library and MCP tools for AI coding agents. Unblocked: Context engine that answers questions about your code and history. Both are coding tools.
Is 21st.dev or Unblocked cheaper?
21st.dev starts at See pricing page and Unblocked starts at $35/mo. Check both pricing pages for current plans.
Do 21st.dev and Unblocked have free plans?
21st.dev: Yes. Unblocked: No, 21-day trial.
Who makes 21st.dev?
21st.dev is made by 21st.dev.
Who makes Unblocked?
Unblocked is made by Unblocked.
Which should I choose, 21st.dev or Unblocked?
Choose 21st.dev if you value improves ai-generated ui quality and works with major coding agents. Choose Unblocked if you value connects many tools and respects permissions.