Build a CMS Detector SaaS App Using Google Firebase Studio – No Code Needed

Are you dreaming of launching your own SaaS product but don’t know how to code? You’re not alone. In this post, I’ll walk you through how I built a CMS detection SaaS application using Google Firebase Studio — all without writing a single line of code.

Tools & Services I Used:

1. Google Firebase Studio: For creating the app’s frontend and backend logic without code.
2. CMS Detector API (RapidAPI): A REST API to detect the CMS used .
3. Namecheap: For buying and managing the domain name of the SaaS app

Prompt: Create a CMS Detection Tool Using an API

Design and develop a web-based CMS Detection Tool using the provided API and UI mockups. The tool should accept a website URL input and return a detailed tech stack analysis, displaying all data provided by the API.

API Endpoint to Use:

GET https://cms-detector.p.rapidapi.com/detect?url=https%3A%2F%2Fexamplewebsite.com
Headers:
  x-rapidapi-host: cms-detector.p.rapidapi.com
  x-rapidapi-key: YOUR_RAPIDAPI_KEY

Display the Following Data (from API Response):

Website URL

Website Title

Meta Description

Favicon

Generator (CMS version)

Language

CMS Platform

Ecommerce Platform (if any)

JavaScript Frameworks Used

Analytics Services

Hosting Provider

Example Response:

{
  "url": "https://examplewebsite.com",
  "title": "Example Site Title",
  "description": "An example description for the CMS detection app.",
  "favicon": "https://examplewebsite.com/favicon.png",
  "generator": "WordPress 6.7.1",
  "language": "en-US",
  "cms": "WordPress",
  "ecommerce": "WooCommerce",
  "js_frameworks": ["jQuery"],
  "analytics": ["Google Analytics"],
  "hosting": "Cloudflare"
}

Additional Requirements:

Include static pages:

About

Privacy Policy

Terms of Service (optional but recommended)

Link these pages in the website footer

Add company information in the footer:

WebDetect Inc.  
123 Example Avenue, Suite 456  
New York, NY 10001, United States

Host on Google Cloud

Before deploying your app, ensure that you have included the apphosting.yaml file in your project.

# Specifies the version of the App Hosting YAML schema.
specVersion: v1alpha1

# Defines the runtime environment and scaling configuration for your application.
runConfig:
  # Specifies the number of vCPUs allocated to each instance.
  cpu: 1
  # Specifies the amount of memory (in MiB) allocated to each instance.
  memoryMiB: 512
  # Specifies the maximum number of instances your application can scale out to.
  # Adjusted to 10 based on previous deployment issues.
  maxInstances: 10
  # (Optional) Specifies the minimum number of instances to keep running.
  # Set to 0 for cost savings, or 1 for faster cold starts.
  # minInstances: 0

# Specifies build commands that App Hosting runs to prepare your application.
build:
  # Command to build your Next.js application.
  command: npm run build

# Specifies the command to start your application server.
serve:
  # Command to start your Next.js application in production mode.
  command: npm run start

# (Optional) Hints to App Hosting about the framework used.
# This can help optimize build and serve steps.
framework: nextjs

💰 Monetization Methods for Your No-Code SaaS CMS Detector App

Once your SaaS CMS detection tool is live, it’s time to monetize. You don’t have to rely only on subscriptions — there are multiple income streams you can tap into based on your goals and audience. Here are some of the best monetization strategies:

1. ✅ Google Ads (AdSense)

If your app has a free version or receives a high volume of traffic, placing ads on your landing page or dashboard can generate passive income.

• Integrate Google AdSense into your frontend.
• Works best with a clean UI and SEO-friendly blog content.
• Use Firebase Hosting or a static site for pages with content + ads.

💡 Tip: Add a blog section targeting keywords like “how to detect CMS,” “WordPress vs Shopify,” etc., to increase traffic.

2. ✅ Freelance Services

Promote yourself on platforms like Upwork, Fiverr, or PeoplePerHour as a no-code SaaS builder specializing in CMS detection tools.

💼 Services you can offer:

• Build custom CMS detection tools for agencies or clients
• Create private-label (white-label) versions of your app
• Help startups develop MVPs using Firebase Studio + APIs
• Integrate third-party APIs into no-code platforms

💡 Use your own CMS detector app as a live portfolio to demonstrate your skills and attract clients. Mention it in your gig description or proposal as proof of concept.

3. ✅ Sell the Source Code

You can package your Firebase project and sell it to developers, startup founders, or agencies. Here are a few platforms to do that:

CodeCanyon

• Submit your app as a no-code CMS detection tool.
• Include detailed documentation and Firebase setup instructions.

Etsy (Digital Downloads)

• Sell your app as a digital “business-in-a-box” for non-tech users.
• Include Canva templates, domain setup guide, etc.

Flippa

• If your app gains traction, list it as a micro-SaaS startup for sale.
• You can sell the entire app + domain + audience.

💡 Pro Tip: Add traffic stats, screenshots, and profit potential to increase buyer confidence.

4. ✅ Paid Advertising to Sell the App or Source Code

If you have a budget, use:

• Facebook Ads (target entrepreneurs, digital marketers)
• Google Ads (search intent like “buy CMS detector script”)
• Reddit Ads (target dev or SaaS communities)

💡 Create a one-page landing site with features, demo, pricing, and buy button.

5. ✅ Freemium SaaS Model with Paid Plans

Offer:

• Free plan with limited detections (e.g., 5/month)
• Premium plans with higher limits, history tracking, or CMS suggestions

Use Stripe or Gumroad to manage subscriptions and payments.

🚀 Pro Tip: Combine Multiple Revenue Streams

You don’t have to choose just one. Here’s a sample flow:

• Offer a free version with Google Ads
• Sell the source code on Etsy or CodeCanyon
• Offer freelance services to customize the app
• Run ads to promote the product on Flippa