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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

QuickFiling logo
QuickFiling
✓ verifiedFreemium

AI-guided immigration petition drafting for NIW, EB-1A, EB-1B, O-1, I-485, and EB-5 cases, priced per case type.

17K visits/mo
Sherpa Coder logo
Sherpa Coder
✓ verifiedFree

VS Code extension letting developers chat with their own custom OpenAI assistants without leaving the editor.

Angular.dev logo
Angular.dev
✓ verifiedFree

Google's open-source TypeScript framework for building scalable web apps, featuring signals, reactivity and first-party tooling.

1.1M visits/mo
Studio logo
Studio
✓ verifiedPaid

AI web design tool that turns designs into live websites.

717K visits/mo26K saves
Leadpages logo
Leadpages
✓ verifiedFree trial

AI landing-page builder with built-in A/B testing, Smart Traffic routing, and heatmaps that keep optimizing pages automatically.

351K visits/mo
Pricing
Dr. I-485: $299 (free to start)
Dr. Visa: $199 (free to start)
Dr. NIW: $749 (free to start)
Dr. EB1A: $949 (free to start)
Dr. EB1B: $949 (free to start)
Dr. O-1: $949 (free to start)
Dr. EB-5: $999 (free to start)

No public pricing

No public pricing

No public pricing

Starter: $10/mo (5 pages, 1 custom domain)
Pro: $29/mo (25 pages, HTML Pub)
Business: $49/mo (50 pages)
Grow: $99/mo (unlimited pages, manual A/B testing)
Optimize: $199/mo (Smart Traffic, heatmaps)
Scale: $399/mo (full auto-optimization, team seats)

Free trial available

Core features
  • Category-specific AI specialists for NIW, EB-1A, EB-1B, O-1, I-485, and EB-5
  • Free initial eligibility evaluation before payment
  • Automated organization of supporting evidence and exhibits
  • Drafts full USCIS-ready petition letters and document checklists
  • Optional RFE (Request for Evidence) response drafting
  • DS-160 prep and consular interview guidance for nonimmigrant visas
  • in-editor chat with OpenAI assistants
  • workspace source-code context sharing
  • support for custom, user-defined assistants
  • secure management of the user's OpenAI account
  • Signals-based fine-grained reactivity
  • Built-in control flow and deferrable views
  • Server-side rendering and hydration
  • First-party routing, forms and dependency injection
  • AI-forward tooling and MCP resources
  • In-browser tutorials and playground
  • AI-powered design suggestions
  • Automated task completion
  • Responsive design adaptation
  • Instant website conversion
  • AI page creation from a prompt in ~60 seconds
  • Continuous A/B testing and self-improving pages
  • Smart Traffic AI visitor routing
  • Click and scroll heatmaps
  • Dynamic text replacement and personalization
  • Integrations with CRMs, ad platforms, Stripe, and Shopify
Use cases
  • Self-filing petitioners building an NIW or EB-1A case without full attorney drafting
  • Immigration attorneys speeding up evidence organization and drafting
  • Employers preparing EB-1B outstanding researcher petitions
  • Visa applicants preparing DS-160 answers and interview readiness
  • getting coding help without switching out of VS Code
  • using a personalized OpenAI assistant tuned to a project
  • quick in-editor Q&A while writing code
  • Building scalable single-page apps
  • Enterprise web application development
  • Performance-critical front ends
  • Learning modern web development
  • Designing and launching modern, responsive websites quickly and efficiently.
  • Launch campaign landing pages quickly
  • Automatically optimize conversion rates
  • Build full marketing sites and blogs
  • Route ad traffic to the best-converting variant
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