Step 1: Define Your App Idea and Core Features

Lovable is only as good as the instructions you give it. Before touching the editor, translate your business problem into a structured feature list. The clearer your input, the more coherent the output.

Use a Real-World Example: Real Estate Broker Portal

Imagine you are a real estate broker who needs a lead-capture portal. Your feature list might look like this:

1. Public-facing homepage with hero section and CTA
2. Property listings page with filterable cards (price, bedrooms, neighborhood)
3. Individual property detail page with image gallery and contact form
4. Broker dashboard showing submitted leads with name, email, and property interest
5. Email notification triggered when a new lead submits the form

That is a five-feature MVP. It is specific, testable, and buildable inside Lovable in under two weeks.

Scope Your MVP Ruthlessly

The most common mistake at this stage is feature creep. Every feature you add to the initial scope doubles your iteration time. Ask yourself: what is the single workflow that validates whether this app is worth building? Build that first. Add everything else in post-launch sprint cycles.

Revex runs one- to two-day discovery sprints with every new client to lock in scope before the first prompt is written. If you are building solo, give yourself a 90-minute scoping session and a firm cap of eight features for v1.

Step 2: Set Up Your Lovable Project and Choose Your Stack

With your feature list in hand, open Lovable and create a new project.

Creating Your Project

1. Click New Project in the Lovable dashboard.
2. Name the project after your app (e.g., "BrokerPortal" or "LeadTracker").
3. Lovable automatically scaffolds a React + Tailwind CSS base. You do not need to configure this manually.
4. If you created a Supabase project, connect it now via Settings → Integrations → Supabase. Paste your Supabase project URL and anon key.

Hosting: Built-In vs. Custom Domain

Lovable provides a free subdomain (yourapp.lovable.app) for instant sharing. For a production launch, connect a custom domain through Vercel or Netlify — both have free tiers and take under 10 minutes to configure. Lovable's GitHub sync pushes your project to a repository, and Vercel auto-deploys on every commit.

Lovable vs. Bubble.io: Which Stack is Right?

This is a question Revex fields constantly. Here is the honest comparison:

• Choose Lovable when you want exportable React code, fast AI iteration, and a modern component-based UI. Lovable is ideal for customer-facing apps, SaaS dashboards, and portals.
• Choose Bubble.io when you need complex multi-step workflow automation, a built-in visual database with relational logic, or deeply custom business rules without touching code. Bubble's automation engine is more mature.
• Use both when a project needs Bubble's backend workflow power and Lovable's cleaner frontend. Revex has used this hybrid stack on several client builds.

For most founders reading this guide, Lovable is the right starting point in 2026.

Step 3: Build Web App with Lovable Using AI Prompts

This is the core of the process. Lovable's editor works like a conversation: you describe what you want, it generates or modifies components, you review and iterate. Here is how to do it effectively.

The Iterative Prompt Workflow

1. Write a scoped feature prompt. One feature at a time. Do not ask for the entire app in a single message.
2. Review the generated output in the live preview panel on the right.
3. Request specific revisions in the chat. Be precise: "Change the button color to #1D4ED8" is better than "make it look nicer."
4. Commit the change once you are satisfied. Lovable's chat history acts as a lightweight version control — you can scroll back and restore earlier states.

Example Prompts That Work

Copy, adapt, and use these as starting points:

• "Add a hero section with a headline, a two-sentence subheading, and a CTA button that links to /contact. Use a dark navy background with white text."
• "Create a property listing card component with a photo placeholder, property address, price, number of bedrooms, and a 'View Details' button. Display these in a responsive three-column grid on desktop and one column on mobile."
• "Add a lead capture form below the hero section with fields for first name, last name, email, phone, and a dropdown for 'Property Type Interest.' On submit, save the entry to the Supabase leads table."
• "Build a broker dashboard page at /dashboard that displays all rows from the Supabase leads table in a sortable data table. Protect this route so only authenticated users can access it."

When to Bring in Cursor

Lovable handles 80–90% of the build for most apps. When you need fine-grained code edits — a custom animation, a complex conditional logic block, or a third-party SDK integration that Lovable cannot quite wire up — export your project to GitHub and open it in Cursor. Cursor's AI code editor understands your entire codebase and can make surgical changes that would take Lovable multiple frustrating iterations. This Lovable-plus-Cursor workflow is standard practice at Revex for agency-grade deliverables.

Step 4: Connect Your Backend, Auth, and Integrations

A web app without a backend is a prototype. This step turns your Lovable project into a real, data-driven application.

Supabase: Tables, Auth, and Row-Level Security

1. In your Supabase project, create the tables your app needs (e.g., leads, properties, users).
2. Enable Row-Level Security (RLS) on every table immediately. This ensures users can only access their own data. Skipping RLS is the most dangerous mistake in no-code development — more on this in the Pitfalls section.
3. In Lovable, use the prompt: "Enable email/password authentication using Supabase. Add a login page at /login and a signup page at /signup. Redirect authenticated users to /dashboard."
4. For social auth (Google, GitHub), enable the OAuth providers in Supabase's Authentication settings, then prompt Lovable to add the corresponding sign-in buttons.

Adding Payments and Email

• Stripe: Use Lovable to generate a pricing page and webhook handler. Connect Stripe's API keys via Supabase Edge Functions for secure server-side processing.
• Resend: For transactional email (lead notifications, welcome emails), Resend integrates cleanly with Supabase Edge Functions. Prompt Lovable to create the trigger logic and wire it to your Resend API key.

Whether you are building a startup SaaS MVP with subscription gating or a real estate broker dashboard with CRM webhook pushes, the integration pattern is the same: Supabase as the data layer, Edge Functions for server-side logic, and Lovable for the UI that ties it together. Revex's standard no-code development workflow covers all of these integrations as part of a managed build — clients do not need to configure a single Supabase policy manually.

Step 5: Test, Iterate, and Deploy Your Web App

Shipping a broken app is worse than not shipping at all. Run through this QA checklist before going live.

QA Inside Lovable

• Use Lovable's built-in preview to test every user flow end to end: sign up → browse listings → submit lead form → confirm data appears in the dashboard.
• Switch the preview to mobile view and check every page at 375px width. Fix layout breaks with a prompt like: "Make the property listing grid single-column on screens below 640px."
• Test auth edge cases: what happens when a user tries to access /dashboard without logging in? Lovable should redirect to /login — verify this is working.

Deploying to a Custom Domain

1. Enable GitHub sync in Lovable's settings. This creates a repository under your GitHub account.
2. Import the repository into Vercel. Vercel auto-detects the React/Vite setup and configures the build settings.
3. Add your custom domain in Vercel's Domain settings. Update your DNS records at your registrar. Propagation takes 10–30 minutes.
4. Share the staging URL (yourapp.vercel.app) with stakeholders before pointing the custom domain live.

Post-Launch Iteration Cycles

Launch is not the finish line — it is the starting pistol. Plan weekly prompt sprints to add features, fix edge cases, and respond to user feedback. For teams that want a hybrid Lovable-plus-Cursor workflow with version control and CI/CD, Revex offers ongoing retainer engagements managed by an AI development agency that knows both tools deeply.