Luna
Reliable tool for all Amazon sellers
Great tool with great support.

Excellent
Based on 9 reviews
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
ProfitCyclops: Accurate Profit Calculator for Amazon Sellers
Profit Cyclops (profitcyclops.com) has 9 customer reviews on Folks Told, with an average rating of 4.6 out of 5.
9 approved reviews, newest moderated first
Luna
Great tool with great support.