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Popular Free Books & Reference apps among older people

Simple Periodic Table
moriti Production
Elemental data and Physical constants show simply. Inputting "Atomic Number" or "Symbol", or selecting atom from periodic table make you finding data. Recent changes: v3.3 Improve periodic table v3.2 Fix bugs. v3.1 Change UI. Possible t
Free
84
50,000+ downloads
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BOOKS_REFERENCE
How to use Google Nexus 7 2012
Instructomondo - User Guides for Android
***For 1st generation Nexus 7 (2012) only.*** How to use Google Nexus 7 2012, 1st generation, shows you every app, every function and every setting for your stock Android Jelly Bean 4.1.x and 4.2.x based 7 inch tablet. Developed to run on
Free
77
10,000+ downloads
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BOOKS_REFERENCE
Catholic Study Bible App
Ignatius + Lighthouse Partnership
Catholic Study Bible App Ignatius-Lighthouse Edition FREE Electronic RSV-2CE Bible • Ignatius Catholic Study Bible • Truth and Life Dramatized Audio New Testament • Over 100 Lighthouse Talks • FREE Audio Bible Commentary from Dr. Scott Hah
Free
89
50,000+ downloads
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BOOKS_REFERENCE
Cadre Bible - Bible Study App
CadreWorks Pty Ltd
Welcome to the “CadreBible – Bible Study App” for Android (also available on iOS)! * Enjoy Reading or Studying the Scriptures with this innovative, OFF-LINE Bible Study App! * Quick and easy to use for Daily Bible Reading or Study further
Free
85
100,000+ downloads
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BOOKS_REFERENCE
HFBeacon
Jack Twilley
HFBeacon is a simple application which informs the user which HF propagation beacon is transmitting at the present time. This app is for ham radio operators, shortwave listeners, and others who need to know the propagation conditions acros
Free
72
10,000+ downloads
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BOOKS_REFERENCE
space junk lite
Cass Everitt
Space Junk Lite is the lite version of Space Junk Pro. It is a satellite tracker, and planet, star, and constellation viewer for mobile phones and tablets. It uses your current location, current time, and current satellite data to show you
Free
85
500,000+ downloads
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BOOKS_REFERENCE
NASAImages
Andrei Goumilevski
5500 NASA Space Images with full description. Translations: Russian/French/Italian/Spanish/German/Japanese/Chinese Set phone wallpaper to image you see. tags: NASA, space, background, wallpaper, planet, astronomy Recent changes: Fixed wi
Free
87
100,000+ downloads
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BOOKS_REFERENCE
Ohm's Law
Red Binary
Two common calculators for electronics/electrical use: Ohm's law calculator/Watt's Law calculator: figures any 2 unknown values given 2 known values Resistor calculators: figures bands given value or value given bands. For 3, 4, & 5 band
Free
89
100,000+ downloads
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BOOKS_REFERENCE
Bible Verses
Droid Experiment
This beautiful and easy to use application will give you a new verse from the Holy Bible every time you launch it. - Hundreds of great verses - Add to favorites - Search option - Send verses option - Share to FaceBook - View previous vers
Free
92
1,000,000+ downloads
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BOOKS_REFERENCE
Antenna Calculator
magicbug
Antenna Calculator is a useful tool when developing antennas for amateur radio purposes if you cannot remember the maths to calculate the frequency or length of antennas. Currently supports - Half-wave dipoles - 5/8 wave verticals - 1 Wave
Free
72
10,000+ downloads
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BOOKS_REFERENCE
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