Mini App Builder — Episode 2: I Built a Telegram Game in One Day With Claude Code
My Toss app was live. And completely unmonetizable. Ads, in-app purchases, payments — all locked behind a business registration I didn't have. So I looked for a platform where I could actually earn without the paperwork. Telegram Mini Apps checked every box: no business registration required for ad revenue, no app store review, no developer fees, one billion monthly active users, one codebase for iOS + Android + Desktop + Web. One day later, I had a working number speed game live on Telegram with Monetag ads integrated, earning its first $0.001. What This Post Covers Why Telegram became my next platform after Toss hit a wall, how Claude Code built an entire full-stack app — backend, database, bot, frontend, ads — in a single day, the three bugs that nearly killed the launch, and the moment the first ad impression came through. If you're thinking "can AI really build a whole production app for a non-developer?", this post is the answer. Why a Number Speed G...