From May 23rd, 2021 to December 11th, 2022, 100% user give 5-star rating. for MySYS Extension chrome extension.
It's the best extension for Amazon.It helps a lot with anaylsis. Thanks a lot
very capable tool and its free
This is by far the best extension I have used for Amazon product analysis tools. The information given with the extension is exhaustive to a point where I am amazed that this extension is free.