Kindle Unlimited is a standalone service that delivers unlimited titles from a large collection — including comics from ComiXology, AmazonCrossing books in translation, and many indie titles — directly to your reading device of choice. The service costs $9.99 per month, and it allows subscribers to download up to 10 books at once to their phones, Kindles, and tablets.
You don't have to have an Amazon Prime account to get Kindle Unlimited, but if you are a Prime member, you'll want to know about two other free-reading services that are included with Prime. The Kindle Owners' Lending Library allows Prime members to download one Kindle title for free each month. Prime Reading is a free-reading service that offers around 1,000 Kindle Unlimited titles free to Prime members, with the same 10-books-at-a-time limit.
Reading on Kindle isn't for everyone, but it can make it super easy to take multiple books on your next trip, eliminating any anxiety you might feel that the book you've chosen for the plane ride might be too boring to finish. Here are nine books worth checking out on Kindle Unlimited: