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App Building Guides

Your starting point for building and shipping a real app, topic by topic. Each guide is its own deep, step-by-step walkthrough, from validating your idea to writing your store listing, making app store screenshots, passing app review, and publishing to both stores. Want the full path? See the App Store Launch Club curriculum.

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Every app building topic, one place

Pick a topic to open its dedicated, in-depth guide. A full walkthrough of the subject, the common traps, and exactly how to move your app forward with it.

Getting Started14 min read

How to validate an app idea before you build a single screen

A realistic guide to validating a mobile app idea before you write any code. Covers finding a real problem, checking App Store and Google Play demand, reading reviews for gaps, and proving people want your app before you build it with Claude Code and Expo.

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Listing Copy12 min read

How to write an App Store listing that gets downloads

A step-by-step breakdown of writing an App Store and Google Play listing that gets found and gets installs. Covers keyword-rich titles and subtitles, the description structure that converts browsers, and the metadata fields that drive discovery.

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Pricing11 min read

How to price your app subscription so people actually pay

How to price an in-app subscription so it converts without leaving money on the table. Covers free-trial and paywall structure, monthly versus annual pricing, what to gate behind the paywall, and keeping 85% of revenue with the Small Business program.

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Submission9 min read

The App Store and Google Play submission checklist

A practical submission checklist for shipping a mobile app to the Apple App Store and Google Play. Covers developer accounts, privacy and compliance, EAS build and submit, Google's closed testing, and the assets you need lined up before you hit submit.

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Ideation12 min read

How to come up with app ideas that are actually worth building

A practical guide to finding app ideas worth building. Covers mining your own frustrations, reading store reviews for gaps, watching what people ask for in communities, and building a repeatable habit for spotting real opportunities.

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Screenshots & ASO10 min read

How to make App Store screenshots that get downloads

A practical guide to making App Store and Google Play screenshots that convert. Covers the first screenshot that stops the scroll, showing the core feature, caption text, required sizes, and staging screens that look worth downloading.

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App Review10 min read

How to pass Apple App Review without getting rejected

A practical guide to passing Apple App Review on the first try. Covers Guideline 4.3, the most common rejection reasons, testing on a real device, privacy and purchase rules, and how to respond when Apple rejects your build.

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Screenshots & ASO11 min read

How to do App Store keyword research that gets you found

A practical guide to App Store keyword research and ASO. Covers finding the terms users search, the keyword field, low-competition gaps, and how to place keywords across your title, subtitle, and metadata to get found.

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Both Stores10 min read

Apple App Store vs Google Play: how to launch on both from one build

A practical guide to launching on both the Apple App Store and Google Play from one Expo codebase. Covers the differences in review, accounts, and rules, Google's closed testing, and why building for both stores at once is the right call.

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Building13 min read

How to build an app with Claude Code: from idea to working app

A complete guide to building a mobile app with Claude Code and Expo. Covers setting up the build machine, describing screens in plain English, the AI design method, wiring the paywall with RevenueCat, and getting a working app on your phone.

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