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Price & Market Tracking
M
Mettra
Market validation workspace: research extension, financial model, product tracker & AI assistant
★★★★★4.8· 132 reviews
Product Research · Profit Analytics · AI Assistants · Price & Market Tracking
Free – $109/mo · free plan
K
Keepa
Price & sales-rank history charts — the de-facto data standard
★★★★★4.7· 538 reviews
Price & Market Tracking
~$19/mo · free plan