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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.

Sherpa Coder logo
Sherpa Coder
✓ verifiedFree

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

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
Magic Patterns logo
Magic Patterns
✓ verifiedFreemium

AI prototyping tool that generates UI matching your design system, letting product teams test features fast.

242K visits/mo3.8K saves
Lovable logo
Lovable
✓ verifiedFreemium

AI app builder that turns chat prompts into working web apps and sites, with credit-based build and deploy.

35M visits/mo69K saves
Rork logo
Rork
✓ verifiedFreemium

AI chat-based builder that lets non-developers describe an app and generate native mobile apps to publish to app stores.

1.1M visits/mo
Pricing

No public 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

Core features
  • 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
  • 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
  • AI UI generation from prompts
  • Match existing styling and design systems
  • Rapid, high-fidelity prototyping
  • Live team editing and sharing
  • Enterprise security and compliance
  • Chat-to-app and website generation
  • Real-time prototype building
  • One-click deploy and hosting
  • Templates to start projects
  • Credit-based building with shared workspaces
  • You own your code and data
  • Chat-based app generation from a natural-language description
  • Native iOS app output that can be published to the App Store
  • Native game generation including 3D worlds and multiplayer
  • File uploads to guide generation (larger uploads on paid tiers)
  • Import paths from other builders/tools (e.g., Lovable, GitHub)
Use cases
  • 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
  • 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
  • Prototype new product features
  • Test designs with customers
  • Build design-system-consistent mockups
  • Build web apps without coding
  • Prototype product ideas quickly
  • Create landing pages and sites
  • Ship internal tools
  • Non-developers building and shipping a mobile app idea
  • Indie creators prototyping and monetizing app-store apps
  • Building simple multiplayer or 3D games without coding
  • Converting an existing web project or repo into a mobile app
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