Show HN: Trendalyse – Explore Ideas with Google Trends and AI

Trendalyse is a market research tool that uses Google Trends via SerpApi and DeepSeek Flash to explore search interest and turn it into testable ideas. It lets users compare up to five topics, explore related queries, export CSV data, and shape a focused hypothesis. The tool cautions that search interest isn't purchase intent and encourages validating hypotheses with real customers.