4 Days 4 Flutter App Projects From Scratch 2025

Create a flutter project in project id via firebase studio, understand key files like lib/main.dart, yaml, androidmanifest.xml, and build.gradle, and learn release versus debug apk outputs.

Learn how to install and import the torchlight package in a Flutter project, set camera permissions in the Android manifest, and create the main function to run a flashlight app.

Create a stateful widget to handle dynamic user interface changes in your flashlight application by extending stateful widget and overriding create state, and learn when to favor stateless vs stateful.

Build a Flutter torchlight toggle using a stateful widget with an on/off boolean, an async toggle function, and snack bar error feedback.

Design a flutter ui with material app and scaffold, featuring a flashlight toggle that changes background color via a ternary operator, perform flutter clean, flutter pub get, build apk.

Install and import packages like file picker, Flutter PDF viewer, path provider, and permission handler; configure Android permissions and create the main function to run the app.

Learn to create stateless and stateful widgets in Flutter. Configure a Material app, set a PDF viewer home page, and manage widget state for dynamic changes.

Build an asynchronous Flutter function to pick PDF files from Android or iOS storage, update state, and prepare a PDF viewer UI.

Build a Flutter interface using scaffold and an app bar titled pdf viewer, with a centered button to pick a pdf from storage and view it with a pdf viewer.

Install the speech to text package (version 7.0.0) by editing the yaml, import the packages in main, and add android manifest permission for recording audio to run the flutter app.

Learn to create stateless and stateful widgets in Flutter by building a voice to text app, overriding build, returning a MaterialApp, and wiring the home page state.

Create a Flutter app module by building a child class of the home page, wiring speech-to-text variables, and implementing listen logic to convert speech to text and update state.

Build a Flutter UI by creating a scaffold with an app bar, floating action button, and speech-to-text conversion that displays converted text in a scrollable body.

Install and import essential packages, edit YAML dependencies for video player and file picker, and configure Android read, write, and manage external storage permissions.

Build a stateless widget for a video player app using MaterialApp, set the title, theme, and host a local video player home page; prepare for a stateful widget.

Build a local video player by extending a parent class, create a video player controller, pick a video with file picker across platforms, then load, play, and dispose the controller.

Build a video player widget that uses the controller's aspect ratio. Provide play, pause, and stop controls with on pressed handlers to update state and seek to duration zero.

Build a flutter video player UI with scaffold, app bar, and a centered column; include a pick video button and video controls, then build the APK for mobile.