Casha is a clean and minimal personal finance tracker for Android. It provides an intuitive way to manage your income and expenses with real-time balance tracking, budget control, and multi-currency support.

Casha is the "Simplest", "Most Elegant", and "Most Focused" way to take control of your personal finances on Android.

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✨ Features

• Balance Card — gyroscope-powered 3D tilt animation with live currency conversions (USD, EUR, BYN, RUB)
• Income & Expense tracking — categorized transactions with icons, notes, and date
• Monthly Budget — visual progress bar with over-budget warning
• Search & Filter — instant search through transactions with All / Income / Expense filters
• Biometric Lock — optional fingerprint protection on app launch
• Dark & Light theme — automatic system theme support
• Multi-currency — choose your primary currency in settings
• Amount formatting — compact (1.2K) or full number display

📱 Screenshots

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🚀 Getting Started

Prerequisites

• Flutter ^3.11.1
• Android SDK (min API 21)
• JDK 17+

Installation

Clone the repository:

$ git clone https://github.com/koloideal/casha.git
$ cd casha

Install dependencies:

$ flutter pub get

Run in debug mode:

$ flutter run

Build release APK

$ flutter build apk --release

Build for Google Play

$ flutter build appbundle --release

🛠 Tech Stack

Layer	Technology
Framework	Flutter 3
State management	Riverpod
Navigation	go_router
Charts	fl_chart
Storage	shared_preferences
Fonts	Google Fonts
Sensors	sensors_plus
Auth	local_auth

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MIT 2025 kolo | made by kolo