Market Intelligence has the most accurate and recent sales estimates because AmazonRankPro has the most comprehensive, real-time Amazon data in the space, collected from leveraging our access to billions of Amazon data points. It is the only product research tool that will show you trends across an entire Amazon market so you can make the most informed decisions possible. And, no other research tool integrates estimated product sales with a complete FBA calculator, showing you upfront investment and projected profits.