TrendSpy monitors Best Seller Rank changes across every Amazon category and surfaces rising products with momentum scores — so you can source or launch the right product at the right time.
No credit card required · Free plan forever
Spot products climbing the Best Seller Rank before they go viral. Our algorithm scores momentum daily.
Browse any Amazon category and instantly see which niches are heating up based on real rank data.
Save products you care about. Get notified when a watched product jumps more than 20% in rank.
See estimated monthly revenue for every product based on BSR and price — no guessing.
Start free. Upgrade when you're ready to scale.
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