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Best Knackbook Apps

179+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated May 2026

Apple Books is the household name in knackbook, but it's far from the only option. We track 179+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Knackbook

Apple Books#1

Apple Books by Apple Inc.

Read, listen, discover.
Editor's Choice
📚 Books
4.4😐(71K ratings)
FreeAds
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 a wide selection of books and audiobooks with personalised recommendations and curated collections. Set reading goals, customize your reading experience, and share with family members. Enjoy convenient features like Apple CarPlay integration and access from Apple Watch. Start your reading journey now!

What We Love

  • 🚀 Seamless integration across devices
  • 📚 Vast library of books available
  • 👍 User-friendly interface
  • 🎧 Exceptional audiobook experience

Room to Improve

  • 🐛 Books get deleted from local storage
  • 🐛 Unreliable syncing between devices
  • 🔒 Lack of audio closed captions
ScreenKit - App Icons & Widget#2

ScreenKit - App Icons & Widget by TWINSTAR CREATIVES PTY LTD

Shortcut, Themes
Strong Contender
🎨 Graphics & Design
3.9😞(55K ratings)
FreeIn-App Purchases
ScreenKit - App Icons & Widget screenshot 1
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ScreenKit - App Icons & Widget screenshot 3
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ScreenKit - App Icons & Widget screenshot 6

ScreenKit provides a collection of customizable app icons and widgets to personalize your phone's home screen. Elevate your phone's aesthetics with unique designs and easily set them up with this user-friendly tool. Try ScreenKit now to give your phone a fresh look!

What We Love

  • 🌟 Great customization options
  • 🎨 Aesthetically pleasing themes
  • ⚡️ Easy to use

Room to Improve

  • 💰 Everything costs money
  • 🤔 Misleading advertising
  • 🐛 Glitchy performance
Barnes & Noble NOOK#3

Barnes & Noble NOOK by Barnes&Noble

eBooks, audiobooks, and more
Worth Considering
📚 Books
4.7😐(117K ratings)
FreeAds
#62in Books
Barnes & Noble NOOK screenshot 1
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Barnes & Noble NOOK screenshot 3
Barnes & Noble NOOK screenshot 4

A platform to effortlessly organize, catalog, and share your personal library of books with extensive categorization options, reviews, and the ability to track lending. Join now to simplify your book management experience.

What We Love

  • 📚 Great for reading books and magazines
  • 🔍 Convenient search and discovery features
  • 🌈 Customizable reading experience
  • 📱 Seamless experience across devices

Room to Improve

  • 🐛 Bugs and crashes with large files
  • 📥 Difficulty downloading and accessing purchased books
  • 🔍 Inconsistent search and organization features

More Knackbook apps to explore

4
ThemeKit: Widget & Icon Themes
ThemeKit: Widget & Icon Themes
ThemeKit: Widget & Icon Themes
Aesthetic Home Lock Screen Kit
Free

ThemeKit is a user-friendly app that allows you to customize your smartphone's home screen with widgets, themes, and icons. Revolutionize your phone's look and feel with just a few taps!

🎨 Graphics & Design
(20K)
5
Tips & Tricks Pro - for iPhone
Tips & Tricks Pro - for iPhone
Tips & Tricks Pro - for iPhone
The Essential Companion
$2.99

Transform your finances with an intuitive budgeting and expense tracking app designed to help you manage your money effortlessly. Take control of your spending, set savings goals, and track your financial progress easily wherever you go. Start your journey to financial freedom today!

📊 Productivity
(3.4K)
6
Workout Planner - Gym Life
Workout Planner - Gym Life
Workout Planner - Gym Life
Fitness training & tracker
Free

Plan and track your fitness journey with a personalized workout planner app. Stay motivated and achieve your fitness goals with tailored exercise routines and progress tracking tools. Start your journey to a healthier lifestyle today!

💪 Health & Fitness
(2.6K)
7
Widgets Kit Icon Wallpaper App
Widgets Kit Icon Wallpaper App
Widgets Kit Icon Wallpaper App
Aesthetic Screen Theme Changer
Free

Discover a customizable app for iPhone that transforms your home screen with unique themes, icons, and widgets. Express your creativity by personalizing widgets and changing app icons to create a truly unique aesthetic. Upgrade your iOS 14 experience now!

🌟 Lifestyle
(12K)
8
Voice Dream - Natural Reader
Voice Dream - Natural Reader
Voice Dream - Natural Reader
Text to Voice - Read Aloud TTS
Free

Experience award-winning text-to-speech functionality with advanced AI in this app, allowing you to listen to various documents, articles, and books. Features include a built-in scanner, multiple reading styles, comprehensive document format support, and synchronized library access across devices. Try it out with a free trial!

📚 Education
(14K)
9
Quran - by Quran.com - قرآن
Quran - by Quran.com - قرآن
Quran - by Quran.com - قرآن
from Quran.com
Free

Experience a beautifully designed, ad-free Quran app for iOS by Quran.com. Easily read, memorize, and listen to your favorite reciters on-the-go. Stay tuned for regular updates and share your feedback to enhance your Quranic recitation experience. Reach out at ios@quran.com.

📚 Books
(31K)
10
عدنان معلم القرآن
عدنان معلم القرآن
عدنان معلم القرآن
The Complete Holy Quran
Free

An interactive educational app designed for children aged 3 to 12 to teach and memorize the full Noble Quran, alphabet, supplications, and hadiths. The app works offline, integrates with school curricula, and features new interactive tools to enhance learning and motivation. Engage children in learning with this comprehensive application.

📚 Education
(2.8K)
11
Themes: Fancy Widgets, Icons
Themes: Fancy Widgets, Icons
Themes: Fancy Widgets, Icons
Live Wallpapers, Lock Screen
Free

Looking to customize your home and lock screens with fancy widgets, icons, and live wallpapers? Explore a variety of aesthetic themes in this app to personalize your device to suit your style. Personalize your device now!

🎨 Graphics & Design
(66K)
12
Planbook Mobile
Planbook Mobile
Planbook Mobile
The leading lesson planner
Free

Experience the leading lesson planner with over one million teachers and one billion lessons! Planbook offers the most features, best value at $15 per year, meticulous student learning standards, and constant improvement based on teacher feedback. Try out the new Planbook Mobile app with a 60-day free trial now!

📚 Education
(7.2K)
13
Mus'haf | مصحف آي-فون إسلام
Mus'haf | مصحف آي-فون إسلام
Mus'haf | مصحف آي-فون إسلام
ليس مصحف واحد بل مكتبة مصاحف
Free

Experience the freedom to choose your preferred Quran version, recitation, and reading style with Mus'haf. Access a vast library of beautifully calligraphed Quran copies and rare editions. Customize your Quran reading experience with flexible interface options and orientation settings – all at your fingertips.

📚 Books
(14K)
14
Bookshelf
Bookshelf
Bookshelf
by VitalSource Technologies LLC
Free

Experience a digital-first study tool on iOS devices with access to VitalSource textbooks, enabling offline reading, customizable study tools like highlighters and flashcards, personalized reading settings, Read Aloud feature, and seamless syncing across devices. Requirements: VitalSource Bookshelf account, VitalSource textbooks, iOS 14.

📚 Education
(77K)
15
FAX from iPhone: Send Doc App
FAX from iPhone: Send Doc App
FAX from iPhone: Send Doc App
Faxing for Phone iPad, Receive
Free

Send and receive faxes easily from your iPhone or iPad with this app. Streamline your faxing needs with a user-friendly interface and convenient features. Start faxing on the go today!

💼 Business
(364K)
16
Ebook Reader
Ebook Reader
Ebook Reader
by EBOOKS.COM PTY LIMITED
Free

Discover a top-notch Ebook Reader app for reading your favorite books anytime, anywhere. Enjoy features like easy page-turning, adjustable settings, online synchronization, and access to a vast library of popular books. Dive into a world of literature with this free and versatile app.

📚 Books
(562)
17
Browser and Documents Manager
Browser and Documents Manager
Browser and Documents Manager
Ultimate File Manager
Free

Discover a comprehensive file management application for iOS devices, offering a powerful download manager, web browsing capabilities, file organization tools, and support for various document formats. Experience seamless file handling and browsing like never before.

🔧 Utilities
(123K)
18
Apple Store
Apple Store
Apple Store
Shopping designed around you
Free

Shop quickly and conveniently for Apple products with personalized recommendations, order tracking, and in-store sessions. Use Apple Pay for seamless checkouts and easily upgrade your devices. Explore compatibility and privacy settings for a tailored shopping experience.

🛍️ Shopping
(162K)
19
Wallpapers for iPhone - themes
Wallpapers for iPhone - themes
Wallpapers for iPhone - themes
Cool wallpaper 4K & Background
Free

Discover a diverse collection of 4K wallpapers for your iPhone with various themes to customize your device. Elevate your screen with stunning imagery and enhance your phone's aesthetic appeal. Experience a new level of personalization today!

🌟 Lifestyle
(19K)
20
Apps Gone Free & Daily Tips
Apps Gone Free & Daily Tips
Apps Gone Free & Daily Tips
New issue everyday!
Free

Discover new apps every day with Apps Gone Free! Get notified about free apps, discounts, and deals on premium apps for your mobile device. Never miss out on great app savings again - download now and start saving!

📡 News
(20K)

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