I am guessing you came across a QR code and want to know the best app to scan and process it. These days QR(Quick Response) codes are everywhere. Whether you are shopping or want to wire money to someone, you have to have a good QR code scanner app on your phone. A QR code is a 2-dimensional square with information filled all over it. It stores key information like version, format, error codes, quiet zone, and much more.

Here are the 5 best barcode/QR scanner apps for Android in 2019
1) QR & Barcode Reader– TeaCapps
QR & Barcode Reader is one of the quickest lag-free QR scanners. Usually, people waste their time trying our QR code scanners apps available on the app store but end up disappointed with the performance of the free OR scanner apps. This is one of the rare gems. It’s add-free, free of cost, and you can also create your own OR code.
2) Buycott – Barcode Scanner Vote– Buycott Inc.
Buycott is a shopping app that lets you retrieve crucial information about the products you are about to purchase from a brick-and-mortar store. It is a lot more than just a QR scanner app. As the name suggests, Buycott’s motto is to fight against companies who oppose GMO labeling and use child labor to manufacture their products. As a consumer, it is your right to know what you are buying, who you are buying from, and other information about the product.
3) QR & Barcode Scanner– Gamma Play
Want a plain vanilla QR scanner that does nothing else but scans barcode and QR fast? QR and Barcode scanner by Gamma Play is capable of scanning or reading any OR/ Barcode type. Whether you point your device camera at a text, URL, ISBN, product, contact, calendar, email, location, or Wi-Fi, it will provide information without any delay.
Next time you go out shopping in a brick-and-mortar store, don’t forget to have this app installed on your phone. It will let you know the price of a product right away. You don’t have to find it out later at the time of billing. This is the most helpful when you are shopping in a non-English speaking foreign country.
4) QR Droid Private-DroidLa
QR Droid Private app by DroidLa is one of the rare apps that are capable of reading a light code on a dark background. Most QR/Barcode is another way around. In rare circumstances, you might come across a code that is white in color and has a black background. Also, there is a chance of a dark-colored code fading out due to exposure to sunlight or rain. QR Droid Private is designed keeping such instances in mind.
5) ScanLife Barcode & QR Reader– Scanbuy, Inc
ScanLife is like your personal shopping assistant that pulls up information anytime you are curious about a product while shopping outdoors. To get information like product price, reviews, etc, just scan the barcode, QR or Microsoft tag with your phone. Moreover, with certain online stores like Amazon, Toys R Us, Macy’s, Best Buy, Walmart and Target, you can find and compare prices without having to waste time doing the grunt work yourself.
Summary
A barcode scanner app is generally considered safe to have on your phone. You should know that a QR code merely contains information about a certain product or a website. Upon scanning it, you can also be directed towards a website. This is where you have to be careful. What if someone creates a clone of a popular website and directs you to it. They could easily steal your information. This technique is widespread in Asia and known as QRishing