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"Revela Preço" (Price Reveal), a smartphone app for comparing prices across establishments.

In Brazil, all businesses must issue an invoice or a fiscal receipt. The latter includes purchase details and a QR code with a URL that directs the consumer to the respective state's SEFAZ (Department of Finance). This allows consumers to view their purchase receipt online and print a second copy if needed.

However, each SEFAZ operates differently, if they function at all. This hindered the app's progress, as the constant unavailability of state services led to numerous user complaints.

The project is currently on hold until the receipt consultation process is centralized within the Federal Revenue Service, similar to how invoices are handled currently.

The project's goal is to allow users to compare recent prices from those who have purchased and scanned their receipts, enabling them to create shopping lists in advance and know where they can save money.

Relying on each state's government to keep their systems operational has become the project's biggest obstacle.

I consider it "useless" because of the time spent on it and the inability to continue due to our government's inefficiency.



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