Building a Privacy-First Google Ads Analyzer (No Server, No Data Upload)
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dev.to
We built a Google Ads CSV analyzer that finds wasted spend and suggests optimizations. The twist? Everything runs in the browser. No server uploads. No data leaves your machine. Here's how we built it and why we made those choices. The Problem Small business owners often waste 20-40% of their Google Ads budget on irrelevant search terms and underperforming keywords. Enterprise tools cost $100-500/month to identify these issues. We wanted something free, but privacy was a concern —