Building in public

Vinicius Spader

Building AI-powered personal apps
for finance, travel, health, and household life.

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Live projects

Grocery Tracker Photograph receipts — AI finds the cheapest store per product

Household Budget Upload bank exports — live categorised spending dashboard

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Investment Tracker Analyst consensus + fundamentals + AI thesis per holding

Soon

Voice Coach AI coaching grounded in real communication frameworks

Summer 2026 Asia Private trip planner — Japan, South Korea, Thailand

Madrid Weekends Family activity planner for weekends in Madrid

Caterina Your sales agent in WhatsApp, ready to help you close the next deal