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Money·7 min read·Replit · TrustMRR · Acquire.com

Clone a $46K/Month App With Replit and Flip It (My Exact Prompt)

This is the full A to Z from the video. You are not inventing anything. You find an app that is already making money, you hand Replit one prompt with that app's URL, and it probes the site, rebuilds the core feature so it genuinely works, matches the design, then bolts on a full set of comparison pages targeting the searches that already send the original its traffic. Then you list it and flip it.

The play

You find an app that is ALREADY making money, so demand is proven. You rebuild it better with AI. You list the finished product where buyers are already shopping.

Three steps: find it on TrustMRR, rebuild it with Replit, flip it on TrustMRR or Acquire.

One rule before you list it: the prompt rebuilds the concept and the energy, but before you take it live, give it its own name, logo, and wording. Rebuild the idea, never pass it off as them.

Step 1: Find your target on TrustMRR

Go to TrustMRR. It is a marketplace that lists real startups with their actual monthly revenue. We are not there to buy anything. We are there to find a SIMPLE app that already prints money.

The one from the video: Taller, an app that analyzes your height with AI. One tiny feature, about $46K a month in recurring revenue 🤯

When you find yours, copy the link to the app's live website. That URL is all the prompt needs.

How to pick the right one

  • ONE core feature you can describe in a sentence.
  • Real recurring revenue on the listing. The higher the MRR, the more proven the demand.
  • Weak or dated design you can easily beat.
  • A broad audience, not a tiny niche.

Sort by revenue, start at the top, and pick the simplest thing you see.

Step 2: Paste the reverse-engineer prompt into Replit

⚡ Open Replit and start an Agent build

  1. Tap here to open Replit and start a new Agent build.
  2. Paste the prompt below and swap the website link you copied from TrustMRR into the Reference site line.
  3. Literally just press Build.

The prompt runs in two acts: first it probes the URL and rebuilds the product for real, the core feature wired to a real AI model, not a mockup. Then it adds a full /compare hub built to catch the searches that already send the original its traffic.

Copy-paste this
You are a senior full-stack engineer and product designer. I'm going to give you the URL of a live website. Probe it, understand exactly what it does, then rebuild it as a real, fully working web app. Not a static mockup, the real thing.

Reference site: [paste the URL here]

PHASE 1: Probe and understand it
Open the URL and study it properly before writing any code. Work out:
- What the product actually is: its core promise, the problem it solves, and who it is for.
- The one core feature that makes it special, the thing people actually come here to do. Getting this right matters more than anything else.
- Every page, and how the navigation connects them.
- The full visual design: exact color palette, fonts, headline sizes, spacing, layout, buttons, cards, icons, background, and overall vibe.
- The copy and its tone.
- The data and state involved: inputs, uploads, results, accounts, history.

PHASE 2: Rebuild it for real

Make the core feature actually work
- Build the main feature end to end so it genuinely functions. If it is AI powered, for example it analyzes an uploaded image or photo, answers a question, generates something, or gives a recommendation, wire it to a real AI model so it truly takes the user's input, processes it, and returns a real result. Do not fake it with a hardcoded answer.
- Present the result in a clean, well designed layout that fits the product: cards, labels, scores, color coding, a clear verdict.
- If the product gives financial, medical, or legal output, add a short "for educational purposes only, not professional advice" line in the UI, the way the real tools do.

Match the design
- Recreate the look closely: same colors, same typography feel, same layout, same spacing, same component styles, same energy. It should feel like the same brand.
- Fully responsive, flawless on mobile and desktop.
- Finished and polished: hover states, smooth transitions, loading states, empty states, sensible defaults.

Build the whole flow
- Recreate the supporting pages too: the landing page, sign up or sign in, and wherever the core feature lives.
- Seed everything with realistic sample data so no screen ever looks empty.
- Where the original feels dated or clunky, improve it, but keep the same product identity.
- If anything is unclear, make a smart product decision and keep going. Never stop to ask, just build the most sensible version.

Now that the app is built, add a full set of comparison pages to it so it can rank on Google and pull in search traffic. Keep the exact same design, brand, and components as the app you just built, these pages are part of the same site.

Research first
- Take the original brand at the URL I gave you, and research the market to find 5 to 8 real competing or alternative products in the same category. Pick the closest and most searched ones.

Then build
- A comparison hub page at /compare that lists every comparison with a short blurb and a link.
- One comparison page per competitor at a clean slug like /compare/[competitor-name].
- Plus one page comparing this app against that original brand at the URL.

Make every comparison page rank
- A keyword targeted page title and H1, for example "[This app] vs [Competitor]: features, pricing and which is better in 2026".
- A unique meta description and Open Graph tags.
- A clear side by side comparison table: key features, pricing, free option, speed, accuracy, ease of use, and pros and cons for each.
- A short honest intro and a clear verdict. Favor this app where it genuinely wins, but stay fair and accurate. Do not invent fake weaknesses, dishonest comparisons get penalized by Google and kill trust.
- An FAQ section answering what people actually type into search, for example "Is [this app] a good [Competitor] alternative?" and "[Competitor] vs [this app], which is better?".
- Structured data markup (Product, FAQPage, BreadcrumbList) so the pages can show rich results.
- A clear call to action on every page that sends the reader to sign up and try the core feature.
- Internal links from the landing page to the hub, and between the comparison pages.

Target the searches people actually make: "[brand] alternative", "[brand] vs [competitor]", "best [category] tool", and "[competitor] alternatives".

Also tidy up SEO across the whole site while you are at it: semantic HTML, fast load, a descriptive title and meta description on every page, a sitemap, and clean readable URLs.

When you are done, give me a working app I can click through end to end, with the core feature fully functional, plus a short summary of what you built and how the main flow works.

What comes out the other side

Replit probes the original and ships a version a buyer can actually click through:

  • The core feature genuinely working end to end, wired to a real AI model when the original is AI powered, never a hardcoded fake.
  • The whole flow: landing page, sign up, the app itself, seeded with realistic sample data so no screen looks empty.
  • A polished, responsive design with the same energy as the original, hover states, loading states, the lot.
  • A /compare hub plus a page for every competitor it finds, side by side tables, FAQs, and structured data, all targeting the "[brand] alternative" and "[brand] vs [competitor]" searches people already make.
  • Site wide SEO: semantic HTML, meta on every page, a sitemap, clean URLs.

Step 3: Flip it

List the finished app back on TrustMRR or on Acquire, the biggest marketplace for buying and selling online businesses. People pay real money for working, ready-made apps because it saves them months of building.

Before you list, raise the price:

  • Get a handful of real users, even free ones. Traction sells.
  • Let the compare pages index so buyers see the Google traffic potential.
  • Rebrand it fully, its own name, logo, and copy, so it stands on its own.
  • Write a one page summary: what it does, what it makes, where it can go.

One last thing

Nothing stops you from running this on a loop. Find the next simple app, paste the next URL, build again, until you have a little empire of apps. Go find your first target and build it tonight. Cheers.

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Frequently asked questions

You are rebuilding a proven concept with your own code and your own product, which is how most software gets made. Before you publish or list it, give it its own name, logo, and written copy so nothing is lifted from the original.

No. Replit's Agent writes and runs everything from the one prompt in this guide. TrustMRR is just a list you browse, and Acquire is a listing site.

Browsing TrustMRR is free and listing on Acquire is free. Replit's Agent runs on credits, a build like this costs a few dollars, and one flip covers a lot of builds.

It scales with how proven and polished it is. A working app with a real functioning core feature and SEO pages live is worth real money even before revenue, because it saves the buyer the entire build.

One simple core feature, real recurring revenue on TrustMRR, a weak design you can beat, and a broad audience. The simpler the feature, the cleaner the rebuild.