Barcodes and QR-scanner allows using Android to recognize barcodes and display the resulting image on the screen of the device. It only takes a few seconds to process the data, but the app needs access to the phone's camera to function properly.
In order to read the QR code, it is enough to run the program and point the camera at the image, after which the decoding procedure will take place. If a link to a website, guest book or online calendar has been encrypted, the corresponding page will open in the browser. In addition, when the decrypted code contains contact details, such as a number mobile phone or addresses Email, the application will issue a warning and prompt you to choose an action yourself. Among other features:
Barcodes and QR Scanner can be used to send important and confidential information by simply encrypting the data in a barcode. After receiving its image, it is enough to simply delete it.
The program also has an open source, which allows anyone to change and modify some of the application's functions on their own. But please note that the developers will not be held responsible if the application stops working after changes made by the user.
Barcode and QR Scanner is an essential addition to any mobile device. QR codes can carry a huge number of useful information. Many contests often use this method encryption and without such an application, you cannot participate in them. Due to the high speed of work and regular patches from developers, the application has gained great popularity among users of Android devices.
The QR code is the modern analogue of the barcode. If, using one-dimensional encryption, an ordinary user can only find out information about the country of origin of a particular product, then a two-dimensional code may contain various instructions, download links, website addresses, etc. The great popularity of this data representation has led to the fact that special programs have appeared on Android that can read QR ciphers. Consider how to use a QR code on Android.
To read a QR code from a particular source, you will need an Android smartphone or tablet with an integrated camera, as well as special utility(scanner) that can recognize and process information presented in encrypted form.
Software that reads QR codes is available on the web in large numbers. It can be downloaded without problems from trusted sources (for example, from Play market), as well as from third-party resources. However, the most widespread and positive reviews received the following scanner programs:
Let's figure out how to scan a QR code on Android with each of these applications.
Reading a QR code on Android using this utility is done as follows:
After the cipher is recognized, the information that was encoded in it will be displayed in a separate window, and possible options further action. So, if the gadget is connected to the Internet and you want to immediately open the link, click Open. To copy the link, for example, to a browser, click Copy. To send data to a remote device, tap Share. 
If you need to read a QR code for Android not from a real object, but from a picture saved on a smartphone, you need to select Decode saved QR image in the initial window of the program. To read the cipher from the website, click on the button shown in the figure. 
Considering how to scan QR codes on Android, you need to highlight the QR & Barcode Scanner application, which can recognize not only two-dimensional, but also one-dimensional encryption. Another advantage of this software is that with its help you can generate your own codes containing various text, SMS messages, site addresses, calendar notes, etc.
The program works like this:
Creating your own QR cipher is performed in the "Generation" section.
Description:
With the application you can decode the barcode. This software is completely free. When scanning, if the QR code contains the address of the site, then you will automatically be taken to it. The application counts both QR codes and Data Matrix.
Program features:
- the ability to scan barcodes through the camera of your device;
- the ability to view a list of the history of all previous scans;
- the ability to create your own QR codes;
- share QR codes via electronic communication.
Let's move on to the settings. The app settings are quite flexible. When scanning barcodes, you can disable the recognition of linear barcodes, Data Matrix, QR codes. The application allows you to enable / disable sound and vibration alarms. It is also possible to turn on the automatic activation of the flashlight, it is activated when there is insufficient lighting in the room. The program will help you find information about the scanned product on the Internet, compare prices, etc.
The program has a fairly simple non-trivial interface, even a housewife can figure it out. I want to note - the program contains quite a large number of advertising. Please note that you need internet access to use it. Thank you for your attention.
Barcode Scanner for Android is a utility for reading barcodes (QR codes) for smartphones and tablets running Android OS.
There are many different barcode scanners on the web. In this regard, below will be presented the top 5 programs in terms of rating and recall. And you already decide which one to download.
All programs for reading QR codes from the TOP-10 Google store and at the time of writing are free. Someone's software has ads, and someone has a lot of it. All details below. The first two mobile apps have a rating of 4.7 or higher.
Download QR & Barcode Scanner PRO:
QR & Barcode Scanner PRO is a compact utility for reading barcodes using the device's camera under Android control. In addition, it allows you to create QR codes yourself for a more comfortable exchange of personal information.
Download Lightning QR Scanner:
Scanners are useful wide audience users, because they can be used everywhere. Moreover, the applications are absolutely free and some of them do not have banners.
Free Download⚡QR Scanner/QR Code:
Features of any scanner for Android:
Download QR barcode scanner:
It is quite easy and simple to use. You just need to download and run the application on your smartphone by placing it in front of the barcode of interest. Wait for the camera to focus. The program will do the rest on its own, automatically recognizing and interpreting the received graphic information.
Download Barcode Scanner for Android:
It is possible to search for a recognized barcode in a special database or simply on the Internet. Of course, the quality of recognition and the reliability of the information received depends not only on the application, but also on the device model used, as well as the camera and lighting conditions of the scanned image. It is possible to create your own QR codes.
The utilities have a function of automatic highlighting when scanning. All of them have sufficient "omnivorous" when reading. In addition, they perfectly recognize both Cyrillic and Latin.
Linear codes support: UPC (UPC-A, UPC-E), EAN (EAN-8, EAN-13), Code 39, 93 and 128. And 2D codes: QR Code, Data Matrix, PDF 417, Codabar, RSS- 14, Aztec, I.T.F.
You can also note 2 applications with a maximum number of downloads of 100.000.000:
With such a set of features and characteristics mobile applications for smartphones and tablets deserve close attention from users who want to get a high-quality and free barcode scanner on their device.
Download barcode scanner for Android free of charge APK file or in the google store. Most of the tested applications are in Russian and with a minimum number of banners, and some do not have it at all.
A QR code is a barcode developed and introduced by the Japanese company Denso-Wave back in 1994. QR codes have recently become popular in our country. A barcode can encrypt a lot of information, such as an address or a web link. In order to read the information, it is enough to have a smartphone or tablet with a camera at hand. Today we will show you how to read these kinds of codes on Android devices.
First of all, you will need to download a barcode scanner. Which one you will use is up to you - they are in Google Play Market very much. Just type in the search the phrase "qr-code" (without quotes) and choose to your health. We used QR Code Reader. By the way, it is quite possible that your firmware already has a QR code scanner.
To read it, we need to launch the downloaded application and run it. After starting, you will see the image from the camera - do not be alarmed, it is as it should be. When you point the camera at a QR code, the application automatically reads it, that is, you do not need to press additional buttons. In this case, you will immediately see the description hidden in the code.
Actually, that's all. Install the application and scan the QR codes that you meet. Perhaps you will find something interesting in them.
