5 paid editorial review services

(1) The Prairies Book Review (Canadian)
The Prairies Book Review provides editorial reviews for authors.

Single review price range: CA$49.99 to $199.98
Turnaround time: 6-7 weeks, or expedited 3-5 days
My book review on their website:  Spark by Y.C. Leung – The Prairies Book Review

(2) Indies Today
Indies Today offers affordable editorial reviews to self-published and independent authors, including those using small press publishers. 

Single review price range: US$59.99 to $89
Turnaround time: Doesn’t say on the website, but I received my review back within 6 weeks
My book review on their website: Spark by Y. C. Leung | Indies Today

(3) Literary Titan 
The Literary Titan is an organization of professional editors, writers, and professors that have a passion for the written word. They review fiction and non-fiction books in many different genres, as well as conduct author interviews, and recognize talented authors with their Literary Book Award.

Single review price range: US$59
Turnaround time: 45 days
My book review on their website: Spark | LITERARY TITAN

(4) Readers’ Favourite
Readers’ Favourite review manuscripts, published and unpublished books, eBooks, audiobooks, poetry books, comic books, graphic novels and short stories.

Single review price range: Free to US$59 (If you select the free option, they decide whether to review your book or not)
Turnaround time: Free option – 10 to 12 weeks if they decide to review your book; paid option – 2 weeks
Webiste: Book Reviews - Readers' Favorite: Book Reviews and Award Contest (readersfavorite.com)

(5) OnlineBookClub.org
OnlineBookClub is a book community website with reader members.  The website is designed for readers instead of authors.  Once the book review is completed, it will be posted on the Review dashboard for readers to see and hopefully spark their interest to buy a copy of your book.

Single review price range: US$97 to $297 
Turnaround time: 1 to 4 months
My book review on their website: Review of Spark - OnlineBookClub.org
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There are many other editorial book review services out there.  Do your own research and determine which ones you prefer and the costs fit into your budget.  ​