How much is LinkSentry?

LinkSentry is listed for sale at $5,500 USD.

What are LinkSentry's current metrics?

Monthly visitors: Pre-launch. Monthly revenue: Pre-revenue.

LinkSentry - Sell Project

Listed April 16, 2025

About LinkSentry

LinkSentry automates link checking for SEO professionals

LinkSentry is a pre-revenue SaaS that automates link checking for SEO professionals, marketers, and website owners, saving hours of manual work. It seamlessly integrates with Google Sheets to pull and analyze links, while using 2Captcha to bypass CAPTCHAs (reCAPTCHA, hCaptcha, Cloudflare Turnstile, FunCaptcha, GeeTest, and more), ensuring uninterrupted automation. Key features include link status checks (indexability, canonical URLs), user management with subscription plans (Free, Basic, Pro, Premium, Enterprise), and limits based on plans for scalability. Built with React (frontend), Node.js (backend), MongoDB, Puppeteer, and APIs for Google Sheets and 2Captcha, LinkSentry is a fully functional MVP ready for growth. The SEO and marketing automation market is booming (valued at billions), and LinkSentry can capture a niche in automated link analysis. With $10k in marketing, it could attract 1000 users in a year, generating $240k in annual revenue ($20/month per Basic plan). I’m selling because I built LinkSentry as a side project but lack the time to scale it. I’m looking for a buyer who can take this tool to the next level and unlock its full potential.

Project details

Built with: JS React,Framer Motion,Chart.js,Tailwind CSS,Node.js,Express,MongoDb,Mongoose,Puppeteer,2Captcha,Google Sheets API,Axios,Cheerio,JWT,bcrypt,dotenv

Next step: <p>The buyer can take LinkSentry to the next level by deploying it to a cloud platform (e.g., AWS, Heroku, or Vercel) and launching it publicly to attract SEO professionals, marketers, and website owners. With a $10k marketing budget, the buyer could target SEO communities (e.g., Reddit, IndieHackers, SEO forums) and acquire 1000 users in a year, generating $240k in annual revenue ($20/month per Basic plan). Adding features like advanced analytics (e.g., backlink quality scoring), integrations with other tools (e.g., Zapier, Ahrefs API), and support for more CAPTCHAs would make LinkSentry even more competitive. The buyer could also explore partnerships with SEO agencies or offer a white-label solution for marketing teams. The SEO and marketing automation market is growing rapidly (valued at billions), and LinkSentry’s unique combination of Google Sheets integration and CAPTCHA solving positions it to capture a niche in this space.</p>

For sale

Asking price: $5,500 USD

What's included

Source code, All related data, All related design work

Yes, I’m including: Documentation: Instructions for setup, deployment, and usage (e.g., how to configure 2Captcha API, Google Sheets API, and MongoDB). API Credentials: I can provide temporary access to 2Captcha and Google Sheets API credentials for testing (to be replaced by the buyer after purchase). Beta User Feedback: Feedback from 10 beta users to help the buyer understand user needs and improve the product.

Reason for selling

I built LinkSentry as a side project to solve a problem I faced with manual link checking, and I’m proud of the working MVP I’ve created. However, as a solo developer, I lack the time to focus on marketing, user acquisition, and scaling the project to its full potential. I’m selling to find a buyer who can dedicate the resources to grow LinkSentry into a leading tool in the SEO and marketing automation space.

Project metrics

Average Monthly Visitors: Pre-launch

Average Monthly Revenue: Pre-revenue