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Carterdia

Expense tracking over WhatsApp for people in Argentina — send a receipt, get the insights.

Carterdia landing page with a chat logging expenses through the WhatsApp bot
Market
Argentina
Channel
WhatsApp

The problem

Keeping track of everyday spending is tedious. Budgeting apps ask people to open an app, fill in forms, and categorise every purchase — so many give up, receipts end up in a drawer, and spending stays a guess. In Argentina, where prices move fast, that guess gets expensive.

Our approach

We put expense tracking where people already are: WhatsApp. Users send a photo of a receipt (or a quick message like "almuerzo 14.50") to the Carterdia number. OCR and AI read the amount, category, and currency and log the transaction in seconds; entries with low confidence ask before they are saved. A command in WhatsApp unlocks a private web dashboard with insights by day, week, or month.

The outcome

Carterdia is live at carterdia.com for users in Argentina, turning a receipt photo into a tracked expense in seconds — no forms and no extra app to install.

Doer Geeks's role

Umbrella project: we conceived, designed, built, and operate Carterdia — product, WhatsApp integration, OCR and AI classification pipeline, and the insights dashboard.