Creating a Finance Tracker Application in Flutter

Developing a new tracker for finance is a good practice to improve your skills and build a helpful application. Through Flutter, an open-source UI toolkit developed by Google, it is possible to design for iOS/ Android, web, and desktop. Here you will find out the recipe of how to create a finance tracker application in Flutter, excluding UI components that are not essential to such an application. By the end, you should have a functional Android application with a feature for tracking expenses with a category, an amount, and a date, and the data is stored locally using SQLite.

How to Build a Finance Tracker App in Flutter

To develop a finance tracker app using Flutter, follow these steps:

Project Directory Structure

Before diving into the code, let's look at the directory structure of our project:

Steps to Create a Finance Tracker App in Flutter

Step 1: Create a new Flutter Application

Create a new Flutter application using the command Prompt. To create a new app, write the following command and run it.

flutter create app_name

To know more about it refer this article: Creating a Simple Application in Flutter

Step 2: Adding the Dependency

To add the dependency to the pubspec.yaml file, add provider and sqflite as a dependency in the dependencies part of the pubspec.yaml file, as shown below:

Now, run the below command in the terminal.

flutter pub get

Or

Run the below command in the terminal.

flutter pub add  provider sqflite

Step 3: Define the Data Model

Create a file lib/models/transaction.dart to define the Transaction data model:

Step 4: State Management with Provider

Create a file lib/providers/transactions.dart to manage the state using the Provider package:

Step 5: Main Application Setup

Update lib/main.dart to set up the main structure of the app:

Step 6: Home Screen

Create a file lib/screens/home_screen.dart to display the list of transactions and provide a button to add new ones:

Step 7: Transaction List Widget

Create a file lib/widgets/transaction_list.dart to display the list of transactions:

Step 8: Add Transaction Screen

Create a file lib/screens/add_transaction_screen.dart to add new transactions:

Step 9: Local Storage Setup

Create a file lib/helpers/db_helper.dart to set up SQLite for local storage:

Output:

Congratulations! You have created a simple but operational Finance Tracker Application in Flutter. This app enables users to enter transactions with categories, amounts, and dates, and downloads and stores the data with the use of a SQLite database. You can improve it by adding a feature to edit the transaction, filtering the data by date, and adding more useful tools to illustrate the data.

Git Application for the Finance Application : Finance Flutter Application

Of course, do whatever you need to do to develop and grow the app and its capabilities. Happy coding!