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 May 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 2025-05-11.

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! **********…

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…

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
BOOKS_REFERENCE

ReadEra Premium – ebook reader

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

e-Sword: Bible Study to Go

TL;DR— So many Biblical resources are freely included which other apps charge hundreds of dollars to unlock! BIBLES American Standard Version Berean Study Bible Bible in Basic English Brenton'…

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100,000+ downloads

Books & Reference

Rick Meyers
100,000+ downloads
BOOKS_REFERENCE

e-Sword: Bible Study to Go

TL;DR— So many Biblical resources are freely included which other apps charge hundreds of dollars to unlock! BIB…

Lunescope Pro: Moon Phases+

🌕🌖🌗🌘🌑🌒🌓🌔🌕 Spectacular, interactive 3D simulation of the moon, right down to the shadows in the craters and earthshine on the dark side. Touch screen control changes date and time as seen fr…

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100,000+ downloads

Books & Reference

Udekowski LLC
100,000+ downloads
BOOKS_REFERENCE

Lunescope Pro: Moon Phases+

🌕🌖🌗🌘🌑🌒🌓🌔🌕 Spectacular, interactive 3D simulation of the moon, right down to the shadows in the craters and ea…

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…

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
BOOKS_REFERENCE

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…

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 …

Knot IQ - Supporters Edition

The Bear Essentials Outdoors Co. LTD.

**This is the EARLY SUPPORTERS LAUNCH!** You get a LIFETIME ACCESS Pass (which helps support the next updates) Please note, we are in the early testing stages of this app! We'll have 100+ MORE knots …

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Books & Reference

The Bear Essentials Outdoors Co. LTD.
500+ downloads
BOOKS_REFERENCE

Knot IQ - Supporters Edition

**This is the EARLY SUPPORTERS LAUNCH!** You get a LIFETIME ACCESS Pass (which helps support the next updates) Please n…

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 …

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…

Calibre Companion

"100 Best Android Apps of 2019" - PCMag (https://www.pcmag.com/article/362295/the-100-best-android-apps) Calibre Companion (CC), recommended by calibre developers, is three applications in…

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100,000+ downloads

Books & Reference

Samuel Cohen
100,000+ downloads
BOOKS_REFERENCE

Calibre Companion

"100 Best Android Apps of 2019" - PCMag (https://www.pcmag.com/article/362295/the-100-best-android-apps) Cal…

Sibley Birds 2nd Edition

mydigitalearth.com

🐦 The new Sibley Bird identifier app has arrived with comprehensive, up-to-date information on over 930 North American bird species. Use it for bird identification based on bird calls or pictures. G…

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10,000+ downloads

Books & Reference

mydigitalearth.com
10,000+ downloads
BOOKS_REFERENCE

Sibley Birds 2nd Edition

🐦 The new Sibley Bird identifier app has arrived with comprehensive, up-to-date information on over 930 North American…

Missale Romanum

Rafael Cereceda

Application with full Roman Missal in Latin and Spanish. We are also including English, Italian, and German texts. So, you'll end having here the following Missals: Latin Spanish Latin-Spanish Latin-…

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10,000+ downloads

Books & Reference

Rafael Cereceda
10,000+ downloads
BOOKS_REFERENCE

Missale Romanum

Application with full Roman Missal in Latin and Spanish. We are also including English, Italian, and German texts. So, …

TheFreeDictionary.com – Farlex

Dictionary Pro is the premium version of The Free Dictionary app, featuring offline dictionary and thesaurus content with NO ads. Here's what you get: * 100% ad-free dictionary content. * A huge Eng…

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50,000+ downloads

Books & Reference

TheFreeDictionary.com – Farlex
50,000+ downloads
BOOKS_REFERENCE

Dictionary Pro is the premium version of The Free Dictionary app, featuring offline dictionary and thesaurus content wi…

Guide For Stardew

🌟 Discover Information Quickly and Easily Without Internet Data! 🌟 🌍 Supported Languages: ✔️English (en-US) ✔️Español (es-ES) ✔️Português (pt-BR) ✔️Indonesia (in-ID) With this app, …

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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) ✔️Espa&…

CleverBook Pro for MC

+++You must have the latest version of CleverBook installed on your device. This app just acts as a license key. After installing this app, please restart CleverBook and you should be running CleverB…

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10,000+ downloads

Books & Reference

Marius Krusen
10,000+ downloads
BOOKS_REFERENCE

CleverBook Pro for MC

+++You must have the latest version of CleverBook installed on your device. This app just acts as a license key. After …

Electricians' Handbook PRO

Calculation World

The application contains all those articles and topics which briefly explains the basics of electricity and electrical engineering. The application is suitable for professional electricians, amateur,…

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1,000+ downloads

Books & Reference

Calculation World
1,000+ downloads
BOOKS_REFERENCE

Electricians' Handbook PRO

The application contains all those articles and topics which briefly explains the basics of electricity and electrical …

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
BOOKS_REFERENCE

Prime English-Korean Dict.

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