💸 Personal Finance App

Track your expenses,
split the costs,
keep the friendships

A personal finance tracker inspired by the Argentine saying
"cuentas claras conservan la amistad"

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// dashboard

Your finances, at a glance

Monthly overview with budget tracking per category, color-coded status and a comparison chart.

// expenses

Every peso, accounted for

Filter by date, category, payment method and type. Edit or delete any entry directly from the list.

// adding expenses

Log it in seconds

Individual or shared — shared expenses split 50/50 automatically and show the registered amount in real time.

// managing expenses

Fix mistakes, no questions asked

Edit any field of a recorded expense, or delete it with a confirmation prompt.

// categories

Organize by what matters to you

Create custom categories with emoji icons and monthly budgets. Track historical spend per category over time.

// features

Everything you need,
nothing you don't

Built for real use — not a demo that lives in a drawer.

📊

Monthly dashboard

Budget vs. spent per category with green / amber / red status and a comparison bar chart.

🤝

Shared expenses

Mark any expense as shared — it splits 50/50 automatically and shows the registered amount in real time.

🗂️

Custom categories

Create categories with emoji icons and monthly budgets. Get a warning on the first expense without a budget.

💳

Payment methods

Manage your cards, wallets and cash. Add new ones on the fly while logging an expense.

✏️

Edit & delete

Fix any recorded expense directly from the list. Delete with a confirmation — no accidental removals.

📥

CSV export

Download monthly reports by month — UTF-8 encoded and ready for Excel.

🔍

Filters

Filter by date range, category, payment method and type. Date range validation built in.

🌙

Dark mode UI

Clean, modern interface designed for daily use. Easy on the eyes, especially at night.

// tech stack

Built end to end

From database schema and REST API to React frontend — deployed on Railway via GitHub.

⚛️ React 18

⚡ Vite

📊 Chart.js

🐍 FastAPI

🗄️ MySQL 8

🔗 SQLAlchemy

🔄 Alembic

🐳 Docker

☁️ Railway

// roadmap

What's next

Divvy's vision goes beyond personal finance — towards an app where friends, roommates or partners can manage their shared expenses together.

✓ Monthly dashboard with budget tracking per category

✓ Shared expense splitting — auto 50/50

✓ Custom categories, payment methods and CSV export

✓ Edit & delete expenses, date range filters with validation

✓ Dark mode UI, Docker setup and Railway deployment

Multi-user support with authentication

Shared expense groups (roommates, trips, events)

Automatic balance calculation between users

Settle up — record payments between friends

Track your expenses,split the costs,keep the friendships