AI Web App
AI-Powered Expense Tracker
Personal finance app where users upload receipts. AI extracts the vendor, amount, and category, and updates monthly budget charts automatically.
Client Demand
A fintech startup wanted an MVP app that removed the friction of manual expense entry by using optical character recognition.
Budget$8,000 - $12,000
Timeline5 Weeks
Step-by-Step Process
1
Planning
I designed a mobile-first UI focused purely on quick camera uploads.
2
Building
Integrated OpenAI Vision API to parse images and structured the data into Firebase.
3
Testing
Tested the AI extraction against crumpled, faded, and poorly lit receipts.
4
Revisions
Added a manual override feature for when the AI miscategorized an expense.
Technologies Used
Next.jsOpenAI Vision APIChart.jsFirebase
Key Outcome:Top 5 in Product Hunt daily