Fintech
UPI SMS Spend Categorizer
Turn bank and UPI SMS alerts into a categorised monthly budget
Beginner10h1–2
React NativeRegexCharts
17/20Regional-Language Voice Expense Logger
Log expenses by speaking in Hindi, Tamil or other regional languages.
Intermediate14h1–2 people17/20 fit
Build Regional-Language Voice Expense Logger for users more comfortable speaking than typing in ~14h with 1–2 people. Stack: Whisper + LLM + React Native.
Why it wins: Inclusive design with a memorable demo.
Build flow
01 · Problem
Finance apps assume users type in English.
02 · Solution
Transcribe speech in regional languages, extract amount, category and payee and confirm with a voice reply.
03 · Build
- 1Record audio
- 2Transcribe
- 3Extract fields
- 4Confirm and store
04 · Demo
Say an expense in Hindi and show it categorised.
MVP checklist
- Multilingual input
- Expense extraction
- Voice confirmation
- Monthly summary
Tech stack
| Tech | Role | |
|---|---|---|
| Whisper | Speech-to-text | AI |
| LLM | Language model | AI |
| React Native | Mobile app | Mobile |
Reference repos
Open-source projects you can build on. Links checked 2026-10-31.
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