1. ZonJump

Zonjump helps you find and rank your products on amazon

https://zonjump.com

2. MerchantWords

Database for shoppers search trend

https://www.merchantwords.com

3. FeedbackWhiz

feedbackwhiz helps manage reviews, communicate with customers, analyse search trends, and much more.

4. ChannelAdvisor

A centralised platform for big brands and retailers.

Digital marketing, direct-to-consumer, first party retail, drop-ship, fulfilment all in one single place.

5. SixLeaf

Tools and expertise for brand owners to build and scale.

Founders are sellers on amazon too.

According to them, they built tool out of needs of entrepreneurs.