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What if managing money… just made sense?

A little here.

Chai & samosa–₹60
Auto to office–₹120

A little there.

₹349 paid via UPITo Swiggy · just now
Groceries–₹1,840
Movie tickets–₹520

And somehow…the month is over.

One day, I asked myself…

What if there was a smarter way to manage money?

Paisa logo mark

Paisa.

Your money. Your clarity.

Paisa home screen with available balance, quick actions and budget progress
From idea to reality

An idea became a product.

An expense tracker designed to make everyday finances easier to understand.

Real Paisa screens · sample data
Chapter one

Every rupee has a story.

Paisa brings your income, expenses and available balance into one clear picture.

Paisa home screen with available balance, quick actions and budget progress
  • Available balance

    What you actually have left, updated as money comes in and goes out.

  • Budget left this month

    See how much of this month's budget is still available.

  • Income, expenses & history

    Add an expense or income, or open your full history.

Real Paisa screen · sample data
Chapter two

What if tracking your spending required less effort?

Paisa explores smarter ways to capture supported UPI transactions, helping reduce manual entry and duplicate records.

Supported UPI app₹486Paid to Swiggy Instamart · Ref 418277309921
Payment screen recognised
Bank alert · same reference
Logged once, not twice
Swiggy Instamart · –₹486Detected · tap to review or edit

Works with supported apps using optional Accessibility and notification access. Not every payment is detected, and Paisa does not connect to your bank.

Chapter three

Tracking is only the beginning.

Understanding your habits is where things get interesting.

Transactions
Swiggy–₹349
Zepto–₹612
Metro recharge–₹200
Categories
Dining
Groceries
Transport
Dining is your biggest category this month.
Paisa insights screen with monthly spending, weekly bars and categories
AI insight
Sample data

You spent ₹4,210 less than September. Dining rose 22% and now makes up about a third of spending.

A weekly dining limit near ₹3,000 would keep you inside this month’s budget.

Written from statistics Paisa calculates. Suggestions, not financial advice.

Chapter four

Make room for what matters.

Set goals. Understand your spending. Make more intentional decisions.

Savings goals
Budget alerts
Paisa home screen with available balance, quick actions and budget progress
Monthly budget81% used
₹11,348 left · 8 days to go
Paisa profile and settings screen

Real Paisa screens · sample data

Behind the idea

I didn’t set out to build an app. I set out to understand my money.

Paisa started with a simple problem: I couldn’t tell where my money went each month. Tracking expenses manually felt tedious, and I wanted a clearer picture of my spending without having to log every transaction myself.

From there, I designed the interface, built the backend, and experimented with AI-powered spending insights and Android-based UPI detection.

The hardest part was making automatic transaction tracking reliable while avoiding duplicate entries and keeping user data private. Paisa became a way for me to explore how thoughtful design, automation, and AI could make managing money simpler.

DuplicateCheck.kt
// illustrative snippet
data class Txn(val amount: Long, val ref: String?)

fun isDuplicate(new: Txn, recent: List<Txn>) =
new.ref != null && recent.any { it.ref == new.ref }
From the home screen
Paisa home screen with available balance, quick actions and budget progress
  1. Problem
  2. Exploration
  3. Interface
  4. Backend
  5. AI insights
  6. UPI detection
Paisa

Your money has a story.Make it one you understand.

Android download link appears here once it’s available.

Built by sandiematt.com
Paisa home screen with available balance, quick actions and budget progress