Amazon Services
Amazon Marketplace Web Service (Amazon MWS) Documentation
Amazon MWS Documentation

What is the Marketplace Appstore?

The Marketplace Appstore is a one-stop shop where the small and medium-sized businesses that sell on Amazon can easily discover quality applications to help them automate, manage, and grow their businesses. Accessible from Seller Central, the Marketplace Appstore features applications created by Amazon and third-party developers that cover a range of functionalities across the selling life cycle.

Visit the Marketplace Appstore.

Marketplace Appstore Communication Guidelines

The Marketplace Appstore Communication Guidelines explain how you may communicate to customers that your application is in the Marketplace Appstore. They also explain how you may communicate to customers with regard to ratings and reviews.

Ratings and reviews in the Marketplace Appstore

Sellers can leave ratings and reviews for an application in the Marketplace Appstore using a link on the application's detail page. Ratings and reviews can help sellers discover applications that are right for them.

The following policies govern activities related to ratings and reviews:

Ratings and reviews FAQ

Can I request a review?

You may announce the existence of Marketplace Appstore ratings and reviews to your users through broadcast channels (for example, blog posts or press releases) but you may not target or solicit reviews from individual users (using email, for example). For more information, see the Marketplace Appstore Communication Guidelines. You must adhere to these guidelines for any communications related to ratings or reviews. The Marketplace Appstore Communication Guidelines are consistent with similar guidelines for For more information about community guidelines for, see Ratings and reviews in the Marketplace Appstore, above.

Who is eligible to leave a review?

Only a verified user of an application may leave a review for that application.

How will ratings be calculated?

Amazon calculates an application's star ratings using a machine learning model rather than a raw data average. The machine learning model takes into account multiple factors.

What should I do if I think a review is fake?

If you believe that a review or rating has been submitted in violation of Amazon guidelines, you can report the violation by clicking the Report abuse link near the review. Include the reason you believe the rating or review violates the guidelines. You can also email us for more information at See Ratings and reviews in the Marketplace Appstore, above, for Amazon's policies governing ratings and reviews.