TL;DR — This guide covers everything you need to rebrand a Flutter app for a new client: changing the app name, swapping the icon with flutter_launcher_icons, renaming the package ID with change_app_p
A Quick Story to Set the Scene Meet Lumi and Nyx. They share one Flutter app. Lumi prefers light mode — bright cards, cheerful blues, a UI that feels open. Nyx wants the opposite — calm grays, a dark background, something easier on the eyes at night....
There's a category of bug that only shows up in production apps — the kind that doesn't crash, doesn't throw an exception, and doesn't even look wrong on the surface. It just quietly does the wrong thing. One of the most common in security-sensitive ...
When Classes Start Misbehaving At some point in every Dart project, you run into a situation where your classes are being used in ways you never intended. Someone creates an object directly when there should only ever be one. Someone calls an interna...
Flutter's widget system is genuinely impressive. Stack, wrap, align, animate, react — it handles the vast majority of UI requirements without you ever needing to reach for anything lower-level. But eventually, you hit a wall. The design calls for som...
Flutter handles UI beautifully. Widgets compose, animations run smooth, and the same codebase works across Android and iOS without much friction. But there's a gap — Flutter's Dart layer has no direct access to platform APIs. It can't read the batter...
