FNJ is listed first because it's ours; the rest are ordered by how closely they match what Bolt.new does.
01FNJ AI website builder
Made by usBest for: a marketing site you want to own as code
Responsive marketing websites: business sites, portfolios, landing pages and product marketing sites.
Designs every page from your description plus a screenshot, a link or your brand files, on a visual canvas at desktop, tablet and phone widths.
- Free plan
- No free plan. There's no trial either. The Site Pack is $29 once for 50 credits that never expire, about three complete sites of up to 10 pages.
- Paid plans from
- $29 once, or $25/month
- Code export
- Full code export. A Next.js App Router project or static HTML, downloaded or pushed to a branch of your own GitHub repository, on every plan.
- Hosting
- Host anywhere. FNJ doesn't host sites. Put the export on Cloudflare Pages, Vercel, Netlify or any host, with no FNJ runtime in the code.
Good at
- +Designs from references: screenshots, links or your own brand files
- +Desktop, tablet and phone layouts designed together, with real flex and grid
- +You keep the code: plain Next.js or HTML with no FNJ runtime
Watch out for
- −Marketing sites only: no forms, store, log-ins, databases or blog engine
- −No free plan or trial
- −You host the site yourself
02Lovable
Best for: full-stack web apps with a backend, database and log-ins, built from chat
Websites and full-stack web apps (frontend, backend, database, auth) built from chat prompts.
You describe what you want in chat and Lovable generates a working app with frontend, backend, database, authentication and integrations, backed by editable code.
- Free plan
- Free plan. Free plan: 5 build credits a day, capped at 30 a month, plus small monthly Cloud and AI grants. Apps can be published publicly on a lovable.app subdomain. No custom domain, no code editing or code download, and the Edit with Lovable badge cannot be removed. Git sync is included. Lovable may unpublish Free projects after 12 months without visits or owner logins.
- Paid plans from
- $25/month billed monthly, or $250/year billed annually (Pro, 100 credits, USD)
- Code export
- Full code export. Two-way Git sync (GitHub, GitLab, Bitbucket) on all plans; codebase download as a .zip on paid plans. New apps (from May 13, 2026) use TanStack Start; older apps use React + Vite. Export excludes database data and uploaded files, which are exported separately; the built-in backend can move to managed or self-hosted Supabase.
- Hosting
- Their hosting is optional. Lovable hosts published apps, but Lovable says apps can be hosted anywhere. An exported app runs without a Lovable subscription once it no longer calls Lovable services.
Good at
- +Generates full-stack apps (backend, database, auth) from chat
- +Git sync on every plan, including Free
- +Documented path to move code and backend off Lovable
Watch out for
- −Code download, code editing and custom domains need a paid plan
- −Free plan capped at 30 build credits a month
- −Exports exclude database data and uploaded files
03v0
Best for: Next.js apps and interfaces for teams already working on Vercel
Full-stack web apps on Next.js, including landing pages, dashboards, e-commerce sites and internal tools.
v0 generates UI and backend logic from chat prompts, screenshots, mockups or Figma designs, using Next.js, React, TypeScript, Tailwind CSS and shadcn/ui.
- Free plan
- Free plan. Free $0/month: deploy apps to Vercel, visual editing in Design Mode, GitHub sync, 7 messages a day. New users get a one-time $5 credit offer; existing Free users keep a $5 monthly allowance.
- Paid plans from
- $30/user/month (Plus)
- Code export
- Full code export. Code can be exported to work locally, and a bi-directional GitHub integration syncs changes. Vercel says it does not own the generated code. GitHub sync is listed on the Free plan.
- Hosting
- Their hosting is optional. Publish deploys to Vercel; v0 says you can still export code and deploy elsewhere, though environment variables, deployments and previews expect a connected Vercel project.
Good at
- +Generates standard Next.js, React and Tailwind code
- +Bi-directional GitHub sync, including on Free
- +Imports Figma designs, screenshots and existing repos
Watch out for
- −Free plan limited to 7 messages a day
- −Publishing is built around Vercel; Vercel's free Hobby plan is for non-commercial personal use only
- −Paid plans are priced per user
04Replit Agent
Best for: building and publishing full apps, with databases, from plain-language prompts
Web and mobile apps, plus designs, slides and other artifacts, built and published from plain-language prompts.
Replit Agent turns plain-language ideas into apps and other artifacts; paid plans add Full build (more autonomous) and Plan Mode, while Starter gets Lite build.
- Free plan
- Free plan. Starter plan (free): daily Agent credits up to a monthly cap, Lite build only, one free published app that goes down after 30 days, Made with Replit badge. Third-party connectors (including Stripe) and Plan Mode need Core.
- Paid plans from
- $18/month billed annually, or $20/month billed monthly (Core)
- Code export
- Full code export. Any project can be downloaded as a zip from the file tree, and the Git tool supports two-way sync with GitHub. Databases and web addresses do not copy over automatically; workspace admins can ban source code export.
- Hosting
- Their hosting is optional. Replit publishes apps (Autoscale, Static, Reserved VM) with usage billed in credits; downloaded code can run elsewhere.
Good at
- +Agent builds and publishes full apps, including databases
- +Zip download and two-way GitHub sync
- +Stripe payments via a connector or your own keys
Watch out for
- −Free published app goes down after 30 days and shows a badge
- −Hosting and databases are billed by usage
- −Starter is limited to Lite build; connectors need Core
05Base44
Best for: apps with log-ins, a database and payments, hosted for you
Apps, websites and AI agents with built-in backend, database, user auth, payments and hosting.
You describe what you need in plain language and Base44's AI builds the frontend, backend, database, user auth and payments; you keep iterating by chatting.
- Free plan
- Free plan. Free $0: 25 message credits and 100 integration credits a month, up to 5 apps, core features (auth, database, analytics). Apps go live on a base44.app URL. Custom domains and removing the Base44 badge start on Starter.
- Paid plans from
- $16/month billed annually, or $20/month billed monthly (Starter)
- Code export
- Partial code export. Apps are React + Vite projects that call the Base44 backend through the @base44/sdk package. Two-way GitHub sync needs the Builder plan or higher; the CLI eject command copies frontend code and entity schemas into a new Base44 backend project, without data.
- Hosting
- Their hosting is optional. Base44 hosts apps; its docs say the frontend can be deployed to an external host while still using Base44 backend services. Base44 site hosting supports single-page apps only (no server-side rendering).
Good at
- +Backend, database, auth and hosting included without setup
- +Online store templates and built-in payments
- +Paid plans from $16/month on yearly billing
Watch out for
- −GitHub sync needs the Builder plan ($40/month billed annually)
- −Exported code still relies on Base44's backend SDK
- −Free plan: 25 message credits a month, badge, no custom domain
Base44 alternativesBase44 websiteSources: Pricing, Homepage FAQ, Docs: Billing and plans, Docs: GitHub integration, Docs: Project structure, Docs: Backend features and hosting, Docs: CLI eject, Docs: Custom domain, Docs: Building a website, Docs: Stripe payments, Docs: Base44 Payments (powered by Wix) 06Readdy AI website builder
Best for: AI-built sites with a backend for data and forms, exported as React
Business, portfolio, blog and store websites, with a built-in backend for data, forms and functions.
Generates layouts, pages, copy and images from a description, a template, a screenshot or a URL, and applies edits from plain-language instructions; sites are then refined in a visual editor.
- Free plan
- Free plan. Free plan: 250 credits a month, 2 projects, 200 MB storage, 1 editor. The pricing table lists 0 sites included on Free and no custom domain or code export; paid plans add a custom domain and 'Export Code'.
- Paid plans from
- $25/month, billed monthly (Starter); $15/month on a 1-year plan
- Code export
- Full code export. Paid plans list 'Export Code'. The Code tab downloads a .zip of a standalone React, Tailwind CSS and TypeScript project for hosting anywhere; it is a snapshot that must be downloaded again after later edits.
- Hosting
- Their hosting is optional. Readdy hosts published sites with SSL; exported code can be hosted elsewhere.
Good at
- +Exports a standalone React + Tailwind + TypeScript project
- +Can start from a screenshot or an existing URL
- +Sells products and subscriptions through Stripe or Shopify integrations
Watch out for
- −Code export and custom domains need a paid plan
- −Free plan includes 0 published sites on the pricing table
- −Credit-based usage; monthly prices are higher than multi-year ones
