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All-time popular Paid Books & Reference apps

WolframAlpha
Wolfram Group
Remember the Star Trek computer? It's finally happening--with Wolfram|Alpha. Building on 25 years of development led by Stephen Wolfram, Wolfram|Alpha has rapidly become the world's definitive source for instant expert knowledge and computa
$2.99
92
100,000+ downloads
|
BOOKS_REFERENCE
iQuran
Guided Ways Technologies Ltd.
******************************************** ** 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 'free' as it now reflect only some of th
$2.14
95
100,000+ downloads
|
BOOKS_REFERENCE
Moon+ Reader Pro
Moon+
Better designed book reader with powerful controls & full functions, supports epub, pdf, mobi, chm, cbr, cbz, umd, fb2, txt, html, rar, zip or OPDS formats. ☀Additional benefits in pro version: ✔ Ad-free, faster & smoother ✔ Shake the pho
$4.99
93
100,000+ downloads
|
BOOKS_REFERENCE
Dictionary - M-W Premium
Merriam-Webster Inc.
In addition to all the definitions from Merriam-Webster's Collegiate Dictionary, and all the synonyms and antonyms from Merriam-Webster’s Collegiate Thesaurus, the app offers voice search – to let you look up a word without having to spell
$2.99
88
50,000+ downloads
|
BOOKS_REFERENCE
Knots 3D
Nynix LLC
Tie, untie and rotate more than 90 knots with just your finger! Knots 3D will give you a whole new perspective on knots! Grab some rope and have fun! - #1 Knot Reference in 75 Countries* - Included in Scouting Magazine's "Ultimate List o
$0.99
93
50,000+ downloads
|
BOOKS_REFERENCE
Dictionary.com Premium
Dictionary.com, LLC
The #1 AD-FREE Premium English dictionary app for Android since 2010—with over 2,000,000 definitions and synonyms from Dictionary.com & Thesaurus.com! Enjoy exclusive Premium features, like example sentences, no ads and more! ★ Time Magazi
$2.99
93
100,000+ downloads
|
BOOKS_REFERENCE
Dictionary Pro
Farlex
The Free Dictionary PRO gives you the power of the world's most comprehensive dictionary with or without Internet, and with no ads! English, Spanish, and 12 other dictionaries, all available online or offline. Translate English into more th
$3.99
91
10,000+ downloads
|
BOOKS_REFERENCE
NIV Bible
Tecarta, Inc.
The NIV Bible for Android The FASTEST Bible app and most efficient way to read & study the Bible. Quickly navigate to any verse and easily access tools to help further your understanding of the Bible. Over 5 million downloads on both iOS a
$5.99
93
50,000+ downloads
|
BOOKS_REFERENCE
King James Bible PRO
H Mobile
This is the Paid version of King James Bible App for Android. The app functions exactly the same as the Free version, just that it does not contain ads. Get this paid app if you want to remove the ads. This app contains the King James Ver
$0.99
92
5,000+ downloads
|
BOOKS_REFERENCE
Universal Book Reader Full Key
Mobile Systems
SPECIAL DISCOUNT 6.99$ > 3.49$! This key unlocks UB Reader and removes all advertisements. Please Note: You must have UB Reader FREE version installed and the Full Version Key in order to unlock all your Full Version Key features! Univ
$3.49
85
10,000+ downloads
|
BOOKS_REFERENCE
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