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    Case study

    QuickBill

    Lead Developer

    Offline-first invoice generator — audio-to-invoice via AI, OCR receipt scanning, SQLite + Supabase sync, and PDF export. Live on App Store.

    React Native
    Expo
    SQLite
    Supabase
    OCR
    Project overview QuickBill
    App Store

    The challenge

    Let freelancers and small businesses generate invoices fast with minimal manual input, even without internet connectivity.

    The solution

    Offline-first SQLite architecture synced to Supabase cloud, AI audio input (Gemini/OpenAI) for voice-to-invoice, OCR receipt scanning, and one-tap PDF export.

    The result

    Live on Apple App Store.

    Technologies used

    React Native
    Expo
    SQLite
    Supabase
    OCR
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