◪ 앱집
Will Doo holding a sheet of paper, distinctly unimpressedBeing told "will you do this" right now

The owner said do it,
so I did all of it

Apps, screw-ups, and methods from a non-coding owner and one AI intern. Fair warning: there is more of the screw-ups.

22 items
→6checksall of them came back clean
AdMob
AdMob app-ads.txt not found — 6 things to checkhalf a day

"We couldn't find your app-ads.txt file." Six checks on the file, all clean. The dashboard had already passed it — and the real problems were somewhere else.

→272USDone month
Server bill
A $272 Vercel bill — not traffic, builds$272

No traffic spike. One line item was 96% of the invoice, and a one-minute job was being billed as thirty. It took four months to find.

→6/dayautomated posts
Social automation
Threads and Instagram auto-posting — six a day, except X6/day

Threads, Instagram posts and Reels still go out on their own. X was paid for and still refuses; the cause turned out to be on their side. One account was permanently banned along the way.

→47daysto get the money out
Google Play
Google Play payments — when a sole proprietor picks 'organization'47 days

Chose the business type at signup just to display a company name. A sole proprietor can never clear that verification. The only way out was a new account.

→8×rejections
AdSense
AdSense "low value content" — the writing was not the problem8×

Told the content had little value, we kept adding more. Measuring what the crawler actually receives showed the opposite — the content was plenty; four empty shell pages were the problem.

→433conversations lost
Claude
Claude conversations gone after a reinstall — all 433 recovered433

After a reinstall the list was empty. The underlying files were intact — only the index was gone. Half a day to rebuild it.

→3pages actually indexed
Search
Google won't index — 3 of 2,091 pages made it3 of 2,091

Every missing page was declared to search engines. Weeks later, 3 of 2,091 had made it in. The answer was not to add more — it was to cut.

→say it anonymously
Android app
Confesso — anonymous confessionsLive

An app for the things you cannot say out loud. Built with an AI by someone who does not code, shipped to the store, still being fixed.

→tested daily on paper money
Web
Jigumini — stock timingLive

Tells you where a stock stands right now using three rules. No predictions — only position. Whether those rules actually work is tested daily on a broker's paper account, and every trade is posted — the winners and the losers. It is down at the moment, and that is on the page too.

→six AI bots
Web
Jeongbaedang — football prediction AILive

Odds patterns across 310,000 past matches. Also the site that got rejected by AdSense eight times.

→tap where it hurts
Web
BodyMap — 3D body painLive

Tap a spot on a 3D body to see causes, stretches, and when to see a doctor.

→zero servers used
Android app
ShotFolder — auto photo filingLive

Keep the camera you already use; every shot lands in the folder you picked. Nothing leaves the phone. Out of closed testing and onto Google Play at the end of September — try it for 7 days, then pay once if you keep it.

→finish a fast, Mochi grows
Android app
Mochi — intermittent fasting + a cat to raiseLive

The plain fasting timer 'FastClock' got a new name. A finished fast (once a day) earns coins that decorate the room of a cat called Mochi. The screen that first checks whether you should be fasting at all is still there. Now on Google Play, in 15 languages.

→📜one rules file
Working with AI
What goes into CLAUDE.md — our full 1,087-line rulebook10 min read

To stop repeating yourself, the rules have to live in a file. Here is exactly what is in ours.

→12scheduled jobs
Automation
Twelve scheduled Claude Code jobs — and where the bill leaks13

Market wrap-ups, stock alerts, index checks — all running unattended. Also learned how they quietly leak money when built wrong.

→1,768linesof accumulated memory
Working with AI
Making Claude remember across sessions — the memory files1,768 lines

An AI forgets everything when the window closes. So it writes the day down. These posts come from those files.

→5timesthe AI was wrong
Claude Code
When Claude Code Remote Control won't connect — the three places it breaks5 wrong answers

You can use Claude Code from your phone anywhere — no shared Wi-Fi needed. Here are the three walls Remote Control hit (login, workspace trust, settings), and the five wrong answers it took to find them.

→13rulesauto conflict checks
Free web tool
Vibe coding PRD, made by picking numbers — a free blueprint7 rebuilds

Explain it in words and the AI fills the gaps its own way. The story of a free tool that turns picture-picks into a document the AI can't misread.

→4gatesquestions asked before building
App-building system
App Idea Validation — What 36 Failed Apps Taught Us1 idea shelved (BikeDex)

Before building a factory for small tool apps, we looked at real store data from people who had already sold dozens of apps each. Emotion and habit apps were wiped out across the board in the actual numbers.

→8direction rewrites
Android app
Building a Nickname Game — Nickdex Got Redesigned Eight TimesOn hold

A game for collecting funny nicknames as cards. Fully built, then called boring — so what's actually fun about it got redefined eight times over. Still not on the store.

→Phaser → Unity after all
Game (in development)
Picked Phaser, then switched to Unity — Isekai Defend87 Unity videos studied

87 official Unity videos in, we still stayed with Phaser. Three days later the game became 'up to four players together' — and it was rebuilt in Unity after all. Test builds are running now, ahead of a store release.

→15.8%annual return after fixing 3 bugs
Stock analysis
Claude Code Backtest — 41.8% Was Really 15.8%41.8%→15.8%

A foreign open-source project became 26 value-investing skills, rewritten in Korean from scratch. The backtest first showed 41.8% a year — reopening the code out of suspicion found three bugs inflating it. Fixed, it came to 15.8%.