AI Prompt Generator Mobile and Web App
Mobile app
AI prompt generator that helps users create structured, high-quality prompts for business, study, coding, content, and design
Published on
February 3, 2026
$1,900
Asking Price
Main Metrics
$685
ARR
93
Customers
2025
Launched
$50,000
Asking Price
Already Sold
Main Metrics
$685
ARR
93
Customers
2025
Launched
Overview
<p><b>Startup description</b></p><p>My platform is a multiplatform AI prompt generator (iOS, Android, Web) built with Flutter.</p><p>It turns simple user ideas into structured, high-quality prompts automatically, so users get better AI results without learning prompt engineering.</p><p>Live product with real users, revenue, and near-zero operating costs.</p><p><b>Key highlights</b></p><ul>
<li>~$685 total revenue</li>
<li>~$70–80 avg monthly revenue</li>
<li>$210 peak month</li>
<li>5,000+ organic downloads</li>
<li>700+ MAU</li>
<li>525+ customers</li>
<li>95%+ margins</li>
<li>$0 hosting (Firebase free tier)</li>
<li>No paid ads</li>
</ul>
<p><b>Team</b></p><p>Solo founder.</p><p>No employees needed. Fully automated and easy to run.</p><p><b>Tech stack</b></p><ul>
<li>Flutter (single codebase: iOS + Android + Web)</li>
<li>Firebase (hosting, backend, auth, analytics)</li>
<li>RevenueCat (subscriptions, credits, paywalls)</li>
<li>OpenAI / Gemini / Mistral APIs</li>
</ul>
<p><b>Marketing & growth</b></p><p>100% organic so far (no ads).</p><p>Clear upside with ASO, paid traffic, content, or social.</p><p><b>Revenue & profit</b></p><p>Monetization:</p><ul>
<li>Credits</li>
<li>Lifetime purchases</li>
<li>Subscriptions (already implemented)</li>
</ul>
<p>Infra costs ≈ $0 → almost all revenue = profit.</p><p><b>Return on investment</b></p><p>Low maintenance + high margins.</p><p>Small growth (2–3x revenue) can recover the purchase price quickly.</p><p><b>Startup assets (included)</b></p><ul>
<li>Full source code (Flutter)</li>
<li>iOS + Android + Web apps</li>
<li>Firebase project</li>
<li>RevenueCat setup</li>
<li>All assets & documentation</li>
<li>Existing users + installs</li>
<li>Domain</li>
</ul>
<p>Ready for smooth transfer. Buyer only needs Apple & Google dev accounts.</p><p><b>Risks</b></p><ul>
<li>Needs marketing to scale</li>
<li>AI costs grow with usage (controlled via pricing)</li>
</ul>
<p><b>Summary</b></p><p>Ready-to-run AI app with real users, revenue, and almost zero costs.</p><p>Perfect for someone who wants a plug-and-play product to grow instead of building from scratch.</p><p>✅ $685 in Annual revenue</p><p>✅ 93 customers</p><p>✅ Business model: Credits</p><p>✅ Built with Flutter, ChatGPT, Firebase</p>
$685
Annual Revenue
93
Number of Customers
Expenses
$20/year for the domain. Already paid for 2026, AI costs are just pay-per-usage.
Business Model
Credits.
Target Audience
Anyone who uses AI and wants better results.
Asking Price Reasoning
With existing revenue, users, and almost no operating costs, the app is priced for quick ROI and immediate growth potential.
Reason for Selling
I dont have time, and need to focus on other projects.
Growth Opportunity
Clear upside with ASO, paid traffic, content, or social.
30 days free support from seller
Competitors
Any prompt templates or generator.
Tech Stack
Flutter, RevenueCat, ChatGPT, Firebase, Gemini API.
Traffic Metrics
Revenue Metrics
How it works
$1,900
Asking Price
Already Sold
Main Metrics
$685
ARR
93
Customers
2025
Launched
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