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Android Apps > Libraries & Demo > Free
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The top 20 popular Free Libraries & Demo Apps for Android in the United States

Check out the top Libraries & Demo Apps which are free to download. We went through all Libraries & Demo Apps for Android on Google Play in October 2025 and picked the best ones for you to download onto your Android phone. This Android app list is sorted by the popularity in the United States. Last updated on 2025-10-05.
Payment Module
Rhythm Software
app icon
*THIS APP WILL NOT LAUNCH BY ITSELF* This is payment module ONLY for applications published by Rhythm Software. Donation record is bound to your Google account. That means if you have multiple dev…
app screenshotapp screenshotapp screenshot
Free
4.6
100,000+ downloads
|
Libraries & Demo
app icon
4.6
Free
Rhythm Software
100,000+ downloads
LIBRARIES_DEMO
Payment Module
*THIS APP WILL NOT LAUNCH BY ITSELF* This is payment module ONLY for applications published by Rhythm Software. Dona…
Market Update Helper
Titanium Track
app icon
This app does nothing by itself, and is only useful as a companion to Titanium Backup PRO. If you have it, you can un-install it at any time.
app screenshotapp screenshotapp screenshot
Free
4.4
1,000,000+ downloads
|
Libraries & Demo
app icon
4.4
Free
Titanium Track
1,000,000+ downloads
LIBRARIES_DEMO
Market Update Helper
This app does nothing by itself, and is only useful as a companion to Titanium Backup PRO. If you have it, you can un-i…
Barcode Scanner
Cognex Corporation
app icon
Barcode scanning made simple! Use this powerful app to easily scan over 30 different types of barcodes, including QR, UPC, GS1, Data Matrix, PDF417, DotCode, and many others. The Cognex Barcode Sc…
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Free
4.4
1,000,000+ downloads
|
Libraries & Demo
app icon
4.4
Free
Cognex Corporation
1,000,000+ downloads
LIBRARIES_DEMO
Barcode Scanner
Barcode scanning made simple! Use this powerful app to easily scan over 30 different types of barcodes, including QR,…
Cardboard
Google LLC
app icon
Cardboard puts virtual reality on your smartphone. The Cardboard app helps you launch your favorite VR experiences, discover new apps, and set up a viewer. To fully enjoy this app you'll need a Car…
app screenshotapp screenshotapp screenshot
Free
3.5
10,000,000+ downloads
|
Libraries & Demo
app icon
3.5
Free
Google LLC
10,000,000+ downloads
LIBRARIES_DEMO
Cardboard
Cardboard puts virtual reality on your smartphone. The Cardboard app helps you launch your favorite VR experiences, dis…
SL Screen Off plugin
Smart Launcher Team
app icon
This app works only with Smart Launcher This app uses the Device Administrator permission, in order to use a restricted API that allows to turn off your device screen This plugin will enable Smart L…
app screenshotapp screenshotapp screenshot
Free
3.9
1,000,000+ downloads
|
Libraries & Demo
app icon
3.9
Free
Smart Launcher Team
1,000,000+ downloads
LIBRARIES_DEMO
SL Screen Off plugin
This app works only with Smart Launcher This app uses the Device Administrator permission, in order to use a restricted…
Default choice fixer for Smart
Smart Launcher Team
app icon
This app helps Smart Launcher to stay as the default launcher on devices that have the bad habit to reset the user choice. Please note, you don't need to install this app if Smart Launcher is alread…
app screenshotapp screenshotapp screenshot
Free
4.4
500,000+ downloads
|
Libraries & Demo
app icon
4.4
Free
Smart Launcher Team
500,000+ downloads
LIBRARIES_DEMO
Default choice fixer for Smart
This app helps Smart Launcher to stay as the default launcher on devices that have the bad habit to reset the user choi…
Hebrew for AnySoftKeyboard
AnySoftKeyboard
app icon
Hebrew Language Pack for AnySoftKeyboard Includes several Hebrew layouts (including Niqqud), physical keyboard support and a word completion dictionary. This is an expansion language pack for AnySof…
app screenshotapp screenshotapp screenshot
Free
4.4
500,000+ downloads
|
Libraries & Demo
app icon
4.4
Free
AnySoftKeyboard
500,000+ downloads
LIBRARIES_DEMO
Hebrew for AnySoftKeyboard
Hebrew Language Pack for AnySoftKeyboard Includes several Hebrew layouts (including Niqqud), physical keyboard support …
IpSensorMan
Ifor Powell
app icon
IpSensorMan Manages talking to various sporting sensors using ANT+™ or Bluetooth or Bluetooth Low Energy interfaces. Using a separate app allows multiple client apps to access to the sensors…
app screenshotapp screenshotapp screenshot
Free
4.3
100,000+ downloads
|
Libraries & Demo
app icon
4.3
Free
Ifor Powell
100,000+ downloads
LIBRARIES_DEMO
IpSensorMan
IpSensorMan Manages talking to various sporting sensors using ANT+™ or Bluetooth or Bluetooth Low Energy interfa…
Contacts for Locus Map
Asamm Software, s. r. o.
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Add-on Contacts for Locus Map application enables searching and displaying addresses of contacts stored in your mobile device on a map. The add-on does not have its own screens or widgets, just adds …
app screenshotapp screenshotapp screenshot
Free
4.6
100,000+ downloads
|
Libraries & Demo
app icon
4.6
Free
Asamm Software, s. r. o.
100,000+ downloads
LIBRARIES_DEMO
Contacts for Locus Map
Add-on Contacts for Locus Map application enables searching and displaying addresses of contacts stored in your mobile …
Libraries for developers
Desarrollo Droide
app icon
This application provides a collection of third party libraries, as a developer this application is essential for you. You will have information about the author, captures, license, description, link…
app screenshotapp screenshotapp screenshot
Free
4.4
100,000+ downloads
|
Libraries & Demo
app icon
4.4
Free
Desarrollo Droide
100,000+ downloads
LIBRARIES_DEMO
Libraries for developers
This application provides a collection of third party libraries, as a developer this application is essential for you. …
Augm. Reality for Locus Map
Asamm Software, s. r. o.
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Add-on for Locus Map application that enables visualization of selected points on the device screen with camera view - in augmented reality. Useful during town sightseeing tours, on viewtowers, for g…
app screenshotapp screenshotapp screenshot
Free
4.4
100,000+ downloads
|
Libraries & Demo
app icon
4.4
Free
Asamm Software, s. r. o.
100,000+ downloads
LIBRARIES_DEMO
Augm. Reality for Locus Map
Add-on for Locus Map application that enables visualization of selected points on the device screen with camera view - …
おサイフケータイ Webプラグイン(連携用) – Click to show
おサイフケータイ Webプラグイン(連携用)
FeliCa Networks, Inc.
app icon
一部サービスではおサイフケータイ Webプラグインではなく、こちらのおサイフケータイ Webプラグイン(連携用)が必要となります。 ■本アプリに対応している主なおサイフケータイ対応サービス <2024年6月時点> ・電子マネー「楽天Edy」 ・JAL タッチ&ゴーサービス ・ゴールドポイントカード ・dポイントカード ■ご利用上の注意事項 ・本アプリはおサイフケータイ対応スマートフォンでご利…
app screenshotapp screenshotapp screenshot
Free
2.2
50,000,000+ downloads
|
Libraries & Demo
app icon
2.2
Free
FeliCa Networks, Inc.
50,000,000+ downloads
LIBRARIES_DEMO
おサイフケータイ Webプラグイン(連携用)
一部サービスではおサイフケータイ Webプラグインではなく、こちらのおサイフケータイ Webプラグイン(連携用)が必要となります。 ■本アプリに対応している主なおサイフケータイ対応サービス <2024年6月時点> ・電子マネー「楽天Ed…
Galaxy S9 Plus Ringtones
ZenTint Creations
app icon
The New Android Phone is out !! And if you can’t afford it, you can at least make it sound like a samsung™ galaxy S9 for Android Phones. Thanks to our loyal community we have gathered …
app screenshotapp screenshotapp screenshot
Free
4.6
5,000,000+ downloads
|
Libraries & Demo
app icon
4.6
Free
ZenTint Creations
5,000,000+ downloads
LIBRARIES_DEMO
Galaxy S9 Plus Ringtones
The New Android Phone is out !! And if you can’t afford it, you can at least make it sound like a samsung&trade…
Palavra de Vida
Dneves.369
app icon
Palavra de Vida Palavra de Vida é a sua porta de entrada exclusiva para uma vasta coleção de sermões, documentos e confissões inspiradores de alguns dos pregadore…
app screenshotapp screenshotapp screenshot
Free
0.0
5+ downloads
|
Libraries & Demo
app icon
0.0
Free
Dneves.369
5+ downloads
LIBRARIES_DEMO
Palavra de Vida
Palavra de Vida Palavra de Vida é a sua porta de entrada exclusiva para uma vasta coleção de serm…
Biblia Sagrada
Bible Verses
app icon
Descargando gratuitamente tu Biblia digital , te sentirás más cerca de Dios leyendo su Palabra y viviendo conforme a ella. La Biblia tiene innumerables lecciones de vida. Serás b…
app screenshotapp screenshotapp screenshot
Free
0.0
100+ downloads
|
Libraries & Demo
app icon
0.0
Free
Bible Verses
100+ downloads
LIBRARIES_DEMO
Biblia Sagrada
Descargando gratuitamente tu Biblia digital , te sentirás más cerca de Dios leyendo su Palabra y viviendo…
KJV Matthew Henry
Biblia Reina Valera
app icon
Today we offer free of charge the best study Bible for all those who wish to deepen their reading and knowledge of the scriptures. This app, intuitive and easy to use, contains the most widely read …
app screenshotapp screenshotapp screenshot
Free
0.0
100+ downloads
|
Libraries & Demo
app icon
0.0
Free
Biblia Reina Valera
100+ downloads
LIBRARIES_DEMO
KJV Matthew Henry
Today we offer free of charge the best study Bible for all those who wish to deepen their reading and knowledge of the …
Guide Squad - A Discord Bots L
NAVYUG
app icon
Guide Squad ! Guide Squad is a Discord Bots Library i.e. it contains a list of discord bots. Bots are pretty helpful in making a discord server more interactive, fun and kinda cool. Moreover, they ha…
app screenshotapp screenshotapp screenshot
Free
0.0
1,000+ downloads
|
Libraries & Demo
app icon
0.0
Free
NAVYUG
1,000+ downloads
LIBRARIES_DEMO
Guide Squad - A Discord Bots L
Guide Squad ! Guide Squad is a Discord Bots Library i.e. it contains a list of discord bots. Bots are pretty helpful in…
Vamo
Vamo Energy
app icon
Vamo macht Schluss mit komplexen Heizungseinstellungen. Du sagst uns, wie warm du es haben möchtest – wir kümmern uns um den Rest. Die App begleitet dich auf deinem Weg zu einer flexi…
app screenshotapp screenshotapp screenshot
Free
0.0
100+ downloads
|
Libraries & Demo
app icon
0.0
Free
Vamo Energy
100+ downloads
LIBRARIES_DEMO
Vamo
Vamo macht Schluss mit komplexen Heizungseinstellungen. Du sagst uns, wie warm du es haben möchtest – wir k&…
Dolby.io Ultra
Dolby Laboratories Inc.
app icon
The Real-time Streaming Monitor app allows users to quickly and easily view live streams powered by Dolby.io. Simply plug in your Dolby.io stream information to view streams on Android TV device. Do…
app screenshotapp screenshotapp screenshot
Free
0.0
10,000+ downloads
|
Libraries & Demo
app icon
0.0
Free
Dolby Laboratories Inc.
10,000+ downloads
LIBRARIES_DEMO
Dolby.io Ultra
The Real-time Streaming Monitor app allows users to quickly and easily view live streams powered by Dolby.io. Simply pl…
Conifer: Ionic POS
Elvento Labs
app icon
Conifer POS is a versatile and free point-of-sale software solution that is perfect for any business in the retail and food service industries. Whether you are running a cafe, bar, restaurant, pizzer…
app screenshotapp screenshotapp screenshot
Free
0.0
100+ downloads
|
Libraries & Demo
app icon
0.0
Free
Elvento Labs
100+ downloads
LIBRARIES_DEMO
Conifer: Ionic POS
Conifer POS is a versatile and free point-of-sale software solution that is perfect for any business in the retail and …
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