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Best Kindle Reader Apps

250+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated August 2026

The best kindle reader apps on iPhone average 4.3β˜… across 250+ titles β€” we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Kindle Reader Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Amazon Kindle: Reading AppAmazon Kindle: Reading AppFree4.9β˜… (5.8M)NoNoSep 2026
2Apple BooksApple BooksFree4.4β˜… (86K)NoNoSep 2026
3Libby, the library appLibby, the library appFree4.9β˜… (4.4M)NoNoSep 2026
4Audible: Audiobooks & PodcastsAudible: Audiobooks & PodcastsFree4.9β˜… (5.6M)NoYesSep 2026
5AudioBooks Unlimited to KindleAudioBooks Unlimited to KindleFree4.5β˜… (367)NoYesSep 2026
6Ebook ReaderEbook ReaderFree3.4β˜… (583)NoNoAug 2026
7Epub Reader -read epub,chm,txtEpub Reader -read epub,chm,txtFree4.5β˜… (11K)YesYesSep 2026
8Kobo Books & AudiobooksKobo Books & AudiobooksFree4.5β˜… (27K)NoNoSep 2026

Top Picks for Kindle Reader

Amazon Kindle: Reading App#1

Amazon Kindle: Reading App by AMZN Mobile LLC

Read books. Millions of ebooks
Editor's Choice
πŸ“š Books
4.9😊(5.8M ratings)
FreeIn-App Purchases
#4in Books
Amazon Kindle: Reading App screenshot 1
Amazon Kindle: Reading App screenshot 2
Amazon Kindle: Reading App screenshot 3
Amazon Kindle: Reading App screenshot 4
Amazon Kindle: Reading App screenshot 5
Amazon Kindle: Reading App screenshot 6

Access a vast library of eBooks, magazines, and comics on your mobile device. Customize your reading experience with adjustable text, brightness, and page-turning options. Look up words, track progress, and sync across devices.

What We Love

  • πŸ“š Huge library of books
  • πŸ“± Portable and convenient
  • πŸ” Useful features like dictionary lookup and highlighting
  • πŸŒ™ Adjustable reading settings (font, brightness, etc.)
  • πŸ” Seamless syncing across devices
  • πŸ’° Affordable books and Kindle Unlimited subscription

Room to Improve

  • πŸ›’ Cannot purchase books directly in the app
  • πŸ—‚οΈ Difficulty organizing and managing large book libraries
  • πŸ” Inconsistent behavior when highlighting/taking notes
  • πŸ”„ Unreliable syncing between devices
  • πŸ”Œ Drains device battery quickly
Apple Books#2

Apple Books by Apple Inc.

Read, listen, discover.
Strong Contender
πŸ“š Books
4.4😐(86K ratings)
Free
Apple Books screenshot 1
Apple Books screenshot 2
Apple Books screenshot 3
Apple Books screenshot 4
Apple Books screenshot 5

Discover, read, and listen to millions of books and audiobooks. Browse curated collections, personalized recommendations, and bestsellers. Customize your reading experience with various themes and settings, and set reading goals to build a habit. Share your library with family.

What We Love

  • πŸš€ Seamless integration across devices
  • πŸ“š Vast library of books available
  • πŸ‘ User-friendly interface
  • 🎧 Exceptional audiobook experience

Room to Improve

  • πŸ› Books get deleted from local storage
  • πŸ› Unreliable syncing between devices
  • πŸ”’ Lack of audio closed captions
  • πŸ€” Pricing concerns for some books
  • πŸ€” Frustrating UI changes in recent updates
Libby, the library app#3

Libby, the library app by OverDrive, Inc.

Library audiobooks and ebooks
Worth Considering
πŸ“š Books
4.9😊(4.4M ratings)
Free
#3in Books
Libby, the library app screenshot 1
Libby, the library app screenshot 2
Libby, the library app screenshot 3
Libby, the library app screenshot 4
Libby, the library app screenshot 5
Libby, the library app screenshot 6

Access millions of free ebooks and audiobooks from your local library. Borrow titles instantly with your library card, download for offline enjoyment, and enjoy a customizable reading and listening experience.

What We Love

  • πŸ“š Extensive library of books and audiobooks
  • πŸ” Convenient search and browsing features
  • πŸ”– Easy to manage holds and returns
  • πŸ”„ Seamless syncing across devices
  • πŸ•°οΈ Automatic returns to avoid late fees
  • 🎧 High-quality audiobook experience
  • πŸ†“ Free access with library card

Room to Improve

  • πŸ•°οΈ Long wait times for popular titles
  • πŸ” Confusing search and filtering options
  • 🀯 Buggy and unstable performance
  • πŸ”’ Lack of offline reading/listening
  • πŸ“š Limited selection in some genres
  • πŸ”™ Unintuitive navigation and UI

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FAQ about Kindle Reader

What are the best kindle reader apps for iPhone?
Amazon Kindle: Reading App tops our kindle reader apps ranking as of August 2026, with a 4.9-star average from 5.8M App Store ratings, and it's free to download.
Yes β€” 19 of the top kindle reader apps we rank are free to download, including Amazon Kindle: Reading App and Apple Books.
Amazon Kindle: Reading App has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ kindle reader apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
You can read eBooks, magazines, and comics that you have purchased on Amazon. The app also provides access to titles included with Kindle Unlimited and Amazon Prime memberships.
You can customize text size, font type, margins, text alignment, and orientation. You can also adjust brightness and background colors for comfortable reading day or night.