Over the course of three years Genre Pulse has built up their own Kindle book distribution network which delivers free and price-dropped books to avid Kindle readers. Distribution channels include a rapidly growing email list of over 60,000 subscribers and an Android driven apps with a combined total of over 600,000 users.
The Fussy Librarian sends 121,000 subscribers a daily email, which is where your ebook will be featured once. The number of subscribers in each genre varies — you can find the latest stats on their prices page. Your book will be included in their searchable database for 30 days as part of your fee.
Self claimed number one publishing service for independent authors. They promote hundreds of books each month for their clients and on Fiverr. They claim to have numerous syndication networks and contacts throughout the world. Their publishing platform has the ability to reach over 15,000 readers.
FreeBooksy is a promo service owned by Written Word Media, that also houses Bargain Booksy, and newer sites Red Feather Romance and NewInBooks. FreeBooksy is designed to promote books that are either permafree or temporarily free through KDP. They have over 230,000 registered readers with a voracious appetite for books.
If you are planning to discount your book (or if your book is already priced between $0.99 and $5), the Bargain Booksy Feature is for you. With over 170,000 registered users a Bargain Booksy feature can help you to drive sales of your book, find a new audience of readers, generate reviews for your book, and improve your book rank on retail sites.