Easily find Dewey Decimal numbers with this offline app. It supports multiple languages and allows browsing and searching for classification codes.
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170+ iOS apps curated and reviewed
Out of 170+ dewey decimal apps on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.



Easily find Dewey Decimal numbers with this offline app. It supports multiple languages and allows browsing and searching for classification codes.





This educational app offers a gamified approach to mastering library classification systems. It features interactive games for both Library of Congress and Dewey Decimal systems, aiding in training library assistants.





Organize your library book lists with this app. It helps you track books by their shelf order using the Dewey Decimal Classification system. Find books more easily with its shelf location guidance.


Easily discover the value of books by scanning barcodes or taking photos of entire shelves. Get live pricing data from major online sellers to maximize your profit when selling your books.


Easily scan book ISBNs or titles to quickly find reading comprehension level information, including AR quiz numbers, ATOS levels, and word counts. Unlock additional detailed reading level data like Lexile and F&P levels through an in-app purchase. Save and export your scanned book history for organization.


Easily convert numbers between Binary, Decimal, Hexadecimal, and Octal formats. This educational tool is designed for quick and accurate number system conversions.




Easily sell and buy used or new textbooks at competitive prices. This app compares offers from over 30 vendors, allowing you to find the best deals by scanning ISBNs or entering them manually. It's a convenient and free service for students and graduates.


Access your library account, search a vast catalog, and manage holds and renewals. Download ebooks and audiobooks directly to your device. This app connects you to a consortium of public, academic, school, and special libraries in the Chicagoland area.


Access your library's collection from your phone. Browse, search, and discover books, music, and movies. Manage your account, place holds, and check item availability with ease.


Organize all your printed books digitally with this app. Easily add books, create custom lists, and attach them to virtual shelves for quick retrieval. Share collections, get expert recommendations, and access your library across all devices.


Discover your next read with this app. Look up book and author details, manage your personal reading lists, and browse best-seller charts. It's a convenient way to organize your literary journey.


Organize your physical book collection by tracking ownership, location, and personal ratings. Quickly add books using an ISBN scanner to automatically retrieve title, author, and cover art.


Access library services from your mobile device. Easily search the catalog, place holds, renew items, and discover new titles. Get library information and manage your account on the go.


Organize your physical and digital book collections with this app. Track ownership formats, manage wishlists, and easily categorize your library with an intuitive interface. Get instant web access to book information and recommendations.


Manage your library account on the go. View current checkouts, renew items, place holds, and browse the collections of multiple libraries. Plan your visit with ease.


Manage your library account on the go. Search the catalog, renew borrowed items, and place holds on new books directly from your mobile device.


Easily identify and price your books by scanning their barcodes or taking a photo. Get real-time market value estimates from multiple sources and manage your personal collection. Track value changes and gain insights into your library's worth.


Practice converting binary numbers to decimal with this educational tool. Ideal for computer science students and anyone looking to understand base 2 to base 10 conversions. A simple yet effective way to learn binary.


This app allows users to read EPUB and PDF books downloaded from participating libraries. It supports Adobe DRM and offers a comfortable reading experience with features like page turning and adjustable text size.