Claim: In 2014 there was no Kindle Unlimited service available and as  of June 2015, there were over one million titles available in Kindle Unlimited from publishers such as Houghton Mifflin Harcourt, Lonely Planet, Pottermore, Simon & Schuster and Timber Press.
Evidence: In July 2014, Amazon added the Kindle Unlimited subscription service that initially offered unlimited access to over 638,000 titles and over 7,000 audiobooks for a $9.99 monthly fee.