11 of 406 ideas

Roy Lee's product before Cluely: screenshot the question, AI solves it instantly, invisible on a screen share. He blew it up with a controversy script — filming himself cheating his way to an Amazon offer, getting expelled from Columbia, and live-tweeting every step — which converted straight into a $5M round on 200-300M views.

Clone a URL shortener with zero code using Replit and collect pure passive ad revenue from Google AdSense

A remote-controlled countdown timer for speakers and show callers

An HTML-to-PDF API for developers, billed per request

Ramble into your phone, and AI turns the mess into a clean note — a no-code tool built in a 12-hour hackathon that now makes $15K/month

One button that strips filler words, background noise, long silences and mouth clicks out of a podcast — $20K/month from a feature nobody wanted to build a company around

Two tiny iOS apps that plug the gaps in someone else's software — open-sourced on GitHub and still selling on the App Store, doing $433 in thirty days from two Reddit posts and one YouTube video.

An API that turns any URL into a screenshot — one boring feature, 280 paying companies, about $12K a month

Two pages, one input box, zero social media: an exact-match domain that rewrites AI text into human-sounding text and gets 2.6 million Google visitors a month on the back of 1,700 referring domains