I built an app where the AI invents its own generators
The premise started as a workplace joke: photograph someone and have an AI generate a fictional corporate manual about them. "Subject encountered in b…
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My analysis engine has two brains now
The thing I'm building, App Store Analyzer, is a website that does one thing: it reads an iOS niche and writes a deep market analysis for indie devs. …
I shipped my first iOS app, got rejected twice, and built a tool so it never happens again
The code was never the hard part. The App Store review was. I shipped my first iOS app — a small baby tracker — and got rejected twice. Not for bugs. …
I built 3 Chrome extensions from scratch as a solo developer – here's what I learned (code included)
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KVarN, Cost.dev, headroom — the week the agent runtime bill got itemized
KVarN, Cost.dev, headroom — the week the agent runtime bill got itemized Cycle 8 (2026-06-03) called a new category — the cost-compression layer for A…
A real bug you can't see - and one that fixed itself (Devlog #4)
Hey. No new feature this time - just a pass through the corners before the next one. We had a list of nine bugs we'd written down and kept walking pas…
Comparison pages that say where the competition wins Devlog #3
Hey. Different kind of update this time. The last stretch of work wasn't on the editor, it was on the website, and I went back and forth on whether th…
Game Prototyping: How to Find the Fun Before You Build the Wrong Thing
Most studios do not fail because the idea was bad. They fail because they spent too long on the wrong version of it. Prototyping fixes that. The Four …
Post-Mortem: How My Web Game Hit 130k MAU with $0 Marketing (and Survived an AdSense Ban)
A transparent case study on indie game growth: from accidental multi-language localization to a successful B2B pivot in the US market, and scaling rev…
We built a puzzle game about noticing the one thing that's wrong
There's a specific kind of satisfaction in noticing something is wrong before you can explain why. You're looking at a grid of geometric shapes. Each …
Lessons from building Electron auto-update across 25 releases
If you're shipping an Electron desktop app to end users and you don't have auto-update wired in, you're going to keep getting "this is broken" bug rep…
my apps were invisible to AI agents — here's what I am doing about it
i'm an indie app builder and vibe coder. i've shipped over 30 small business apps — invoicing, inventory, packing slips, tax tracking. and now apparen…
Best Game Economy Design Tools for Modern Game Teams
Game economy design has a tooling problem. Every other design discipline has dedicated software, UI designers use Figma, project managers use Jira, en…
We shipped a one-mechanic puzzle app — here's what we built and where it falls short
The premise Most mobile games compete on stimulation: timers, streaks, daily missions, push notifications. We wanted to go the opposite direction. Off…
I built my daughter a geography app. It took 67 days and zero dependencies.
Two months ago, I started building an iOS app for my daughter. This week, I shipped it. MapSprout is a US geography app for kids — they learn the 50 s…
We shipped an app that counts your fidgets — here is why NEAT science pushed us to do it
The itch Levine's NEAT (Non-Exercise Activity Thermogenesis) research stopped us mid-scroll: habitual fidgeters can burn around 350 kcal more per day …
What I learned about App Store screenshots after shipping 3 apps
If you've ever shipped an app on the App Store, you know the feeling. You spend months building the product, and then the week before launch you reali…
Dart Concurrency Deep Dive — Isolates, Structured Concurrency, and Async Patterns
Dart's concurrency model is unusual: single-threaded event loop by default, with explicit Isolates for true parallelism. No shared memory, no race con…
Indie Dev SaaS Launch — Pricing Strategy, Stripe Integration, and Freemium-to-Paid Design
Monetization is where most indie SaaS apps die. Not because the product is bad, but because the pricing is wrong, the freemium tier is too generous, o…