Describe your idea in chat and Lovable turns it into a working app or website
#1NxCode records 227,078 monthly visits with -16% month-over-month growth and Freemium pricing. Stately records 25,489 monthly visits with -43.4% growth and Freemium pricing.

See what your software actually does — map code into statecharts humans and AI agents can reason about.
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | nxcode.io | stately.ai |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 227.08K (227,078) | 25.49K (25,489) |
| MoM Traffic Delta |
| -43.39K (-16%) |
| -19.57K (-43.4%) |
| Primary Market & Share | 🇰🇷 South Korea (10.5%) | 🇬🇧 United Kingdom (38.9%) |
|---|
| Direct Visits / mo | 33.92K | 6.93K |
|---|
| User Rating | 4.3 | 4.4 |
|---|
| Supported Platforms | Website | Website |
|---|

Describe your idea in plain English and let AI build, test, and deploy your app
A Conductor agent plans and orchestrates tasks while a Virtuoso agent executes code, aiming to produce production-ready output rather than throwaway prototypes.
Code runs in isolated development containers instead of a browser sandbox, so applications behave like real software throughout the build.
Every task is checked against acceptance criteria, and errors are found and fixed automatically for up to three iterations.
Ship finished apps to Cloudflare's edge network from the dashboard, with deployment counts tied to your plan.

See what your software actually does — map code into statecharts humans and AI agents can reason about.
Model states, transitions, events, and parallel regions in a drag-and-drop canvas that renders as clean, readable statecharts humans can review at a glance.
Attach to a running app to watch active states, emitted events, and actors as they happen, with live simulation mode on paid plans.
A hosted MCP server plus CLI lets Claude Code, Codex, Cursor, and VS Code scan repos, map behavior, diff machines, and apply structured edits.
Move between XState, SCXML, Mermaid, and D2, or let the tool generate machine code directly into your JavaScript and TypeScript project.
Describe your idea in chat and Lovable turns it into a working app or website
#1
Build working apps, websites, and AI agents by describing them

Describe your idea and Replit builds a working app in minutes
Seamlessly hosts web and mobile applications out of the box, but offers less granular backend code control.
Free / Open-sourceOpen-source workflow automation built for AI agents and technical teams
Faster in-browser full-stack sandbox execution, but may need more manual prompt steering for large architectures.
No-code builder for custom AI agents and workflows

Includes built-in database and payment integrations instantly, but lacks advanced native mobile app compilation features.

Free / Open-sourceBuild, deploy, and govern production-ready agentic AI workflows

Ship on-brand product experiences with your team and AI agents
Build and publish real web and mobile apps from your AI chat

SpecialistAI no-code builder that turns one sentence into native iOS, Android, and web apps
Describe your idea in chat and Lovable turns it into a working app or website
Build working apps, websites, and AI agents by describing them
Seamlessly hosts web and mobile applications out of the box, but offers less granular backend code control.
Free / Open-sourceOpen-source workflow automation built for AI agents and technical teams
Faster in-browser full-stack sandbox execution, but may need more manual prompt steering for large architectures.
No-code builder for custom AI agents and workflows
Includes built-in database and payment integrations instantly, but lacks advanced native mobile app compilation features.
Free / Open-sourceBuild, deploy, and govern production-ready agentic AI workflows
Ship on-brand product experiences with your team and AI agents
Build and publish real web and mobile apps from your AI chat
SpecialistAI no-code builder that turns one sentence into native iOS, Android, and web apps