The top 20 trending Paid Books & Reference Apps for Android right now

Check out the top Books & Reference Apps which are a paid download. We went through all Books & Reference Apps for Android on Google Play in September 2025 and picked the best ones for you to download onto your Android phone. This Android app list shows the currently trending ones. Last updated on 2025-09-21.

Moon+ Reader Pro

**************** 1,000,000+ downloads, The #1 Paid EBook Reader in Google Play, 30-Day Money Back Guarantee! **************** All-in-one ebook documents management and better designed book reader wi…

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1,000,000+ downloads

Books & Reference

Moon+
1,000,000+ downloads
BOOKS_REFERENCE

Moon+ Reader Pro

**************** 1,000,000+ downloads, The #1 Paid EBook Reader in Google Play, 30-Day Money Back Guarantee! **********…

ReadEra Premium – ebook reader

ReadEra Premium — a unique tool for searching, reading, and managing books and documents. The app allows you to automatically locate all supported books and documents on your device, search fo…

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100,000+ downloads

Books & Reference

READERA LLC
100,000+ downloads
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ReadEra Premium – ebook reader

ReadEra Premium — a unique tool for searching, reading, and managing books and documents. The app allows you to …

Used by arborists, fishermen, firefighters, climbers, military and boy and girl scouts the world over, Knots 3D will quickly teach you how to tie even the most difficult knot! Knots 3D is the ori…

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1,000,000+ downloads

Books & Reference

Nynix LLC
1,000,000+ downloads
BOOKS_REFERENCE

Used by arborists, fishermen, firefighters, climbers, military and boy and girl scouts the world over, Knots 3D will q…

WolframAlpha Classic

Wolfram Group LLC

Use the power of Wolfram's computational intelligence to answer your questions. Building on 35+ years of development led by Stephen Wolfram, Wolfram|Alpha is the world's definitive source for instant…

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1,000,000+ downloads

Books & Reference

Wolfram Group LLC
1,000,000+ downloads
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WolframAlpha Classic

Use the power of Wolfram's computational intelligence to answer your questions. Building on 35+ years of development le…

Universalis Publishing

TO TRY BEFORE YOU BUY: get the "Catholic Calendar: Universalis" app for a free 30-day preview. Feasts and celebrations according to the General Calendar and the local calendars of the UK, …

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50,000+ downloads

Books & Reference

Universalis Publishing
50,000+ downloads
BOOKS_REFERENCE

TO TRY BEFORE YOU BUY: get the "Catholic Calendar: Universalis" app for a free 30-day preview. Feasts and ce…

FBReader Premium

FBReader.ORG Limited

The Premium Edition of the popular ebook reader. Features available in this premium version: * Reading aloud (via Android text-to-speech) * Google Translate and DeepL integration * Built-in support …

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100,000+ downloads

Books & Reference

FBReader.ORG Limited
100,000+ downloads
BOOKS_REFERENCE

FBReader Premium

The Premium Edition of the popular ebook reader. Features available in this premium version: * Reading aloud (via Andr…

Collins Bird Guide

NatureGuides Ltd

‘It’s much more convenient than taking a big book with you...the Collins app is fantastic.’ – Chris Packham, Metro ‘The Collins Bird Guide app is destined to become a r…

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50,000+ downloads

Books & Reference

NatureGuides Ltd
50,000+ downloads
BOOKS_REFERENCE

Collins Bird Guide

‘It’s much more convenient than taking a big book with you...the Collins app is fantastic.’ – C…

iQuran – القران الكريم

Beehive Innovation FZE

******************************************** ** NEWS ** ** iQuran will now be sold for a fraction of its original price, down to $1.99 from $6.99. InshAllah ** the new price effectively makes iQuran…

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100,000+ downloads

Books & Reference

Beehive Innovation FZE
100,000+ downloads
BOOKS_REFERENCE

iQuran – القران الكريم

******************************************** ** NEWS ** ** iQuran will now be sold for a fraction of its original pric…

Librera PRO - Book reader

Librera Reader PRO is an easy-to-use and highly configurable reading app that supports most popular document formats, including: PDF, EPUB, EPUB3, MOBI, DjVu, FB2, FB2.zip, DOC, DOCX, TXT, RTF, AZW, …

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50,000+ downloads

Books & Reference

Librera
50,000+ downloads
BOOKS_REFERENCE

Librera PRO - Book reader

Librera Reader PRO is an easy-to-use and highly configurable reading app that supports most popular document formats, i…

CCW – Concealed Carry 50 State

Workman Consulting LLC

This comprehensive app empowers the law-abiding CCW (concealed or open carry permit) holder (or anyone who wants to lawfully transport a firearm in any state.) It gives you direct information needed …

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100,000+ downloads

Books & Reference

Workman Consulting LLC
100,000+ downloads
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CCW – Concealed Carry 50 State

This comprehensive app empowers the law-abiding CCW (concealed or open carry permit) holder (or anyone who wants to law…

Dictionary - M-W Premium

Merriam-Webster Inc.

Get America’s most useful and respected dictionary, optimized for your Android device. Continuously updated with the newest words and meanings, this is the premier Android app for English langu…

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100,000+ downloads

Books & Reference

Merriam-Webster Inc.
100,000+ downloads
BOOKS_REFERENCE

Dictionary - M-W Premium

Get America’s most useful and respected dictionary, optimized for your Android device. Continuously updated with …

NOTE: This app acts as a Pro license to the free app. You must have Lithium installed in addition to this app and then the Pro features will activate in the free app. • Sync: Keep your data bac…

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10,000+ downloads

Books & Reference

FaultException
10,000+ downloads
BOOKS_REFERENCE

NOTE: This app acts as a Pro license to the free app. You must have Lithium installed in addition to this app and then …

Nighty Night Forest

"Nighty Night Forest" is the sequel to our popular bedtime apps "Nighty Night" and "Nighty Night Circus". More than 8 million parents around the world bring their childr…

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10,000+ downloads

Books & Reference

Fox & Sheep
10,000+ downloads
BOOKS_REFERENCE

Nighty Night Forest

"Nighty Night Forest" is the sequel to our popular bedtime apps "Nighty Night" and "Nighty Nig…

Cepher Publishing Group

Note for users upgrading from the previous version of The Cepher: DO NOT UNINSTALL the old Cepher App before installing this new release as this will remove all your notes! You must keep the old app …

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10,000+ downloads

Books & Reference

Cepher Publishing Group
10,000+ downloads
BOOKS_REFERENCE

Note for users upgrading from the previous version of The Cepher: DO NOT UNINSTALL the old Cepher App before installing…

Modern Essentials Plus

Get your dōTERRA® oils game on—wherever you go—with the #1 app for Wellness Advocates! Modern Essentials™ Plus offers beautiful graphic design, simplified navigation, and cuttin…

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10,000+ downloads

Books & Reference

AromaTools
10,000+ downloads
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Modern Essentials Plus

Get your dōTERRA® oils game on—wherever you go—with the #1 app for Wellness Advocates! Modern Essential…

Prime English-Korean Dict.

Dong-A publishing co., ltd

☆A recommended dictionary by ELLAK(The English Language & Literature Association of Korea)! ☆Contents Features ★★★★★ -Includes maximum number of vocabularies, affluent example sentences and vari…

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10,000+ downloads

Books & Reference

Dong-A publishing co., ltd
10,000+ downloads
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Prime English-Korean Dict.

☆A recommended dictionary by ELLAK(The English Language & Literature Association of Korea)! ☆Contents Features ★★★…

Guide For Stardew

🌟 Discover Information Quickly and Easily Without Internet Data! 🌟 🌍 Supported Languages: ✔️English (en-US) ✔️Spanish (es-ES) ✔️Portuguese (pt-BR) ✔️German (de-DE) ✔️Indonesian (in-ID) With this…

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1,000+ downloads

Books & Reference

WisnuNug
1,000+ downloads
BOOKS_REFERENCE

Guide For Stardew

🌟 Discover Information Quickly and Easily Without Internet Data! 🌟 🌍 Supported Languages: ✔️English (en-US) ✔️Spani…

Offline dictionaries pro

Offline dictionaries allows you to browse dictionaries without a network connection, such as when you're on a plane, traveling abroad, out of cellular tower range or if you want to save battery! Do…

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10,000+ downloads

Books & Reference

NGHS.fr
10,000+ downloads
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Offline dictionaries pro

Offline dictionaries allows you to browse dictionaries without a network connection, such as when you're on a plane, tr…

Thai < > English Dictionary

Paiboon Publishing and Word in the Hand

Whether you're on a short trip to Thailand, working with Thais, or studying the Thai language in-depth, this is the one dictionary you can really use. 195,000+ entries (250,000+ translations), plus …

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5,000+ downloads

Books & Reference

Paiboon Publishing and Word in the Hand
5,000+ downloads
BOOKS_REFERENCE

Thai < > English Dictionary

Whether you're on a short trip to Thailand, working with Thais, or studying the Thai language in-depth, this is the one…

F9 Cookbook by Front 9 Restora

Front 9 Restoration, Inc.

WELCOME TO THE F9 COOKBOOK MOBILE APP! Also inside: F9 Distribution Map, One Touch Email/Call/Text Support, Facebook Group Support, YouTube Channel and More! The pages, flow charts and instructions …

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1,000+ downloads

Books & Reference

Front 9 Restoration, Inc.
1,000+ downloads
BOOKS_REFERENCE

F9 Cookbook by Front 9 Restora

WELCOME TO THE F9 COOKBOOK MOBILE APP! Also inside: F9 Distribution Map, One Touch Email/Call/Text Support, Facebook Gr…