sellerboard is an accurate profit analytics service with additional tools: follow-up mail campaigns, inventory management, reimbursements for lost & damaged stock and other FBA errors, PPC optimizer, listing change alerts and much more. All that for a competitive price, starting from $15 a month.
Zillow - Is that home for sale? What is it worth? Where can I find foreclosures? Stop wondering!
Helium 10 - Our software contains multiple Amazon seller tools to help you find high ranking keywords, identify trends, spy on competitors, & optimize product listings.
Trulia - Trulia’s top-rated real estate app helps you find the perfect home, wherever you are.
Jungle Scout - Amazon product research made easy.
LoopNet - LoopNet is an online commercial real estate marketplace that connects buyers, tenants, and investors.
Sellics - Sellics helps you to boost Your Amazon sales.