Chose Moz Pro
Moz was fair priced and though it didn't have as much functionality as some of the others, it served our purpose and was easy to get up and running with it. We didn't look too much into other vendors as this wasn't a decision that was crucial and we found Moz pretty easily.
Independently Invited by TrustRadius
A de minimis incentive was given to thank the reviewer for their time. The incentive was not used to bias or drive a particular response, nor was the incentive contingent on a positive endorsement. More Info