#budgeting hackathon ideas

10 ideas across 1 category · 6 beginner · 4 intermediate · 0 advanced. Sorted by judging fit (editorial estimate).

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Fintech
UPI SMS Spend Categorizer
Turn bank and UPI SMS alerts into a categorised monthly budget
Beginner10h1–2
React NativeRegexCharts
17/20
Fintech
Gig Income Smoother
Turn uneven gig income into a steady weekly paycheck
Intermediate14h1–2
Next.jsPostgresCharts
17/20
Fintech
Regional-Language Voice Expense Logger
Log expenses by speaking in Hindi, Tamil or other regional languages
Intermediate14h1–2
WhisperLLMReact Native
17/20
Fintech
Buy Now Pay Later Exposure Tracker
See all your pay-later instalments and upcoming dues in one place
Beginner10h1
Next.jsGmail APICharts
17/20
Fintech
Personal Finance Insights
Shows spending patterns and simple saving suggestions
Intermediate24h1–3
ReactChartsLLM
16/20
Fintech
Subscription Leak Finder
Finds forgotten recurring charges in a bank statement
Beginner12h1–2
Next.jsCSV parserCharts
16/20
Fintech
EMI Affordability Checker
See whether an EMI fits your budget before you buy
Beginner6h1
Next.jsCharts
16/20
Fintech
Family Shared Budget
Plan household spending together with shared categories and roles
Beginner10h2–3
Next.jsSupabaseCharts
16/20
Fintech
Envelope Budgeting Coach on Actual
Add a weekly coaching layer on top of an open-source budgeting app
Intermediate16h1–2
Actual BudgetNode.jsLLM
16/20
Fintech
Personal Inflation Index
Calculate your own inflation rate from what you actually buy
Beginner10h1
Next.jsCharts
16/20

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