Build Mobile Apps with Claude Code: Plan, Build, Test, and Refine Small Mobile Apps with Claude Code: An Independent Guide – Kobo eBook

You have an idea for a small mobile app, but turning that idea into something that runs well on a real phone can feel out of reach. Traditional development demands months of scattered tutorials, unfamiliar tools, and hard lessons about testing, security, and store review. This book shows you a focused, practical way to plan, build, test, and refine a small app for iOS and Android by working with Claude Code as a disciplined coding partner, while you stay in charge of every decision.

The approach is built around one complete teaching project: Walkbook, a local-first walking log. Working in Expo and TypeScript, you start with a clear spec and a plan, teach Claude your codebase through project guidance, design a simple architecture, and build step by step. You will create the core screens, store walks in SQLite behind a clean repository layer, and keep the data model small, consistent, and easy to test at every stage.

Every stage is taught through safe, runnable examples, honest checklists, and explanations in plain language. Version-sensitive commands are dated and tied to current official documentation, illustrative code is labeled as illustrative, and nothing asks you to trust a suggestion you have not run and checked yourself. The result is a calm, repeatable workflow: plan the work, prompt with context, review the change, test it, and only then move on to the next small, finished piece.

Inside, you will find:
How to choose a small app idea that can actually ship
Setting up the mobile workshop and starting from a spec
Teaching Claude your codebase so its help fits your project
Designing the architecture and building the core screens
Adding local data, reliable forms, and clear navigation
Testing at three levels and debugging device-only failures
Securing secrets, respecting privacy, and preparing for review

This book is for solo builders, indie makers, students, and working developers who are new to mobile development or new to coding with an AI partner. You do not need a large team or a big idea. You need one small app, a clear plan, and a partner process you can trust. By the end, you will know how to evaluate and refine what you built, ship it with confidence, maintain it over time, and hand it off cleanly.

A small app finished well teaches more than a large app abandoned halfway. Follow this workflow and you will finish with a working app on real devices, a codebase you understand, and the skills to build the next one with less friction and better judgment. An independent guide, not affiliated with or endorsed by Anthropic.