Bolt.new vs CustomJS: Which is Better in 2026?
A comprehensive comparison of Bolt.new and CustomJS covering features, pricing, use cases, and which tool is the right choice for your needs.
⚡ Quick Verdict
Choose Bolt.new if:
- →You need a broader feature set (8 features vs 6)
- →You need full-stack generation: frontend + backend + db in one prompt or webcontainers — code runs live in browser
Choose CustomJS if:
- →You want more affordable paid plans (from $9/mo)
- →You need node.js execution with full npm support inside make.com and n8n or html-to-pdf generation and full-page screenshot capture
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Bolt.new vs CustomJS: At a Glance
Pricing Comparison: Bolt.new vs CustomJS
Understanding the pricing differences between Bolt.new and CustomJS is crucial for making the right choice. Here's how their plans compare side by side.
CustomJS Pricing
💡 Pricing takeaway: Both Bolt.new and CustomJS offer free tiers, making it easy to try before you buy. Compare the specific plans to find the best value for your use case.
Feature-by-Feature Comparison
Here's how every feature from Bolt.new and CustomJS stacks up.
What Makes Each Tool Unique
🔵 Unique to Bolt.new
Features available in Bolt.new but not in CustomJS:
- ✓Full-stack generation: frontend + backend + DB in one prompt
- ✓WebContainers — code runs live in browser
- ✓Deploy to Netlify, Vercel, or StackBlitz with one click
- ✓File editor with project structure view
- ✓npm package installation and management
- ✓Claude Sonnet-powered code generation
- ✓Iterative chat-based refinement
- ✓Import from GitHub repositories
🟣 Unique to CustomJS
Features available in CustomJS but not in Bolt.new:
- ✓Node.js execution with full NPM support inside Make.com and n8n
- ✓HTML-to-PDF generation and full-page screenshot capture
- ✓Web scraper API returning structured data
- ✓Drag-and-drop and headless form backends
- ✓Static hosting for executable and AI-generated HTML
- ✓MCP server exposing every tool to AI agents
Use Case Recommendations
Best for: Bolt.new
Bolt.new is StackBlitz's AI-powered full-stack web development environment that generates, runs, and deploys complete applications from a single prompt. Unlike traditional code assistants, Bolt.new executes code live in the browser using WebContainers — so you can see your app running as it's being built. Built on Claude Sonnet, it generates frontend + backend + database in one go. Best for rapidly prototyping SaaS apps, landing pages, and internal tools without a development environment setup.
Ideal use cases:
- •Teams or individuals who need full-stack generation: frontend + backend + db in one prompt
- •Teams or individuals who need webcontainers — code runs live in browser
- •Teams or individuals who need deploy to netlify, vercel, or stackblitz with one click
- •Teams or individuals who need file editor with project structure view
- •Anyone focused on bolt.new workflows
- •Anyone focused on ai coding workflows
Best for: CustomJS
CustomJS is the code escape hatch for no-code automation platforms: it lets you run real Node.js — with full NPM package support — inside Make.com and n8n scenarios, or call it as a plain HTTP API from anything else. That solves the recurring wall in visual workflow builders, where the platform covers ninety percent of a job and the last ten percent needs a loop, a transform or a library that no module exposes. Around the JavaScript execution sits a toolkit of the things automation workflows keep needing and no-code tools handle badly: HTML-to-PDF generation for invoices and reports, full-page screenshot capture, a web scraper API returning structured data, static hosting for executable and AI-generated HTML pages, a drag-and-drop form builder plus headless form backends, and a mail hook that forwards incoming email to any webhook. An MCP server exposes every one of those tools to AI agents, which makes the same primitives usable from Claude or Cursor rather than only from a scenario canvas. Worked examples on the site include generating invoice PDFs from the Airtable API without a paid Airtable plan by templating record data through Nunjucks. The vendor also ships Watchflow, a separate monitor that alerts when n8n and Make workflows stop running. Pricing is transparent and request-metered, with each JS execution or PDF render counting as one request.
Ideal use cases:
- •Teams or individuals who need node.js execution with full npm support inside make.com and n8n
- •Teams or individuals who need html-to-pdf generation and full-page screenshot capture
- •Teams or individuals who need web scraper api returning structured data
- •Teams or individuals who need drag-and-drop and headless form backends
- •Anyone focused on n8n workflows
- •Anyone focused on make-com workflows
💻 Other Coding & Development Tools to Consider
Bolt.new and CustomJS aren't the only options. Here are other popular tools in the same space:
Cursor
AI-first code editor with powerful inline generation
GitHub Copilot
AI pair programmer for code suggestions
Windsurf
AI-native IDE with autonomous coding agents
v0
Generate React UI components from text prompts
Bolt
AI full-stack app builder with instant preview
Devin
Autonomous AI software engineer for full projects
Is one of these your tool?
This page ranks for "Bolt.new vs CustomJS" — buyers comparing the two land here, and ChatGPT and Perplexity cite it. Claim your listing for $19 one-time — no subscription, nothing to cancel — and get a Featured badge, top placement in your category, and a permanent dofollow backlink. Prefer it ongoing? Monthly is one click away on the next page.
Frequently Asked Questions
Is Bolt.new better than CustomJS?
It depends on your needs. Bolt.new offers 8 key features including Full-stack generation: frontend + backend + DB in one prompt and WebContainers — code runs live in browser, while CustomJS provides 6 features including Node.js execution with full NPM support inside Make.com and n8n and HTML-to-PDF generation and full-page screenshot capture. Bolt.new uses a freemium model with a free tier, while CustomJS is freemium with free access available. Choose based on which features and pricing model align with your requirements.
Is Bolt.new cheaper than CustomJS?
CustomJS is cheaper, starting at $9/month compared to Bolt.new's $20/month. Both tools offer free tiers, so you can try each before committing. Always check the official websites for the most current pricing.
Can I use Bolt.new and CustomJS together?
Yes, many users combine Bolt.new and CustomJS in their workflow. Bolt.new excels at full-stack generation: frontend + backend + db in one prompt, while CustomJS shines with node.js execution with full npm support inside make.com and n8n. Using both allows you to leverage the strengths of each tool, though this means managing two subscriptions — though free tiers can help manage costs.
What's the main difference between Bolt.new and CustomJS?
While both are coding & development tools, Bolt.new emphasizes full-stack generation: frontend + backend + db in one prompt, whereas CustomJS is known for node.js execution with full npm support inside make.com and n8n. The best choice depends on your specific workflow and feature priorities.
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