QR & Barcode Scanner by Gamma Play is a scanning app designed to help you read QR codes and barcodes quickly. It's a tool I use almost daily, whether I'm checking a product price, connecting to Wi-Fi, or opening a link from a poster. The app launched a while back and is available on both Google Play and the App Store. I downloaded it from Google Play, and it has over 100 million installs, which shows how many people trust it. The best part is it's completely free to download and install. You don't even need to register an account to start scanning, which I love because I hate signing up for simple tools. There are no annoying in-app purchases blocking core features, and while there are some ads, they're usually banners at the bottom and not too intrusive. It gets the job done without hassle.

Using the app is super straightforward. After you install it, you just open it and point your phone's camera at any QR code or barcode. It scans almost instantly. I use it to scan product barcodes in stores to compare prices online, and to scan QR codes on restaurant menus or for event tickets. A simple tip from a regular user: make sure you have good lighting, especially for older, faded barcodes. The app also has a history feature, so you can look back at your recent scans, which is handy if you need to find a link again. You can also generate your own QR codes within the app for free, which I've used to share my Wi-Fi password with guests. It's a no-fuss tool that does exactly what it says.

Compared to other scanner apps I've tried, like the popular 'Barcode Scanner' or the one built into my camera, I keep coming back to this one. Many similar apps are cluttered with features you have to pay for or are full of pop-up ads. This app from Gamma Play feels cleaner and faster. The scan speed is reliable, and the interface is simple without confusing buttons. For a free app on Google Play, it offers great value. I chose it over others because it works every time I need it, without asking for money or permissions it doesn't need. It's a perfect example of a utility app that just works.

• 📱 Lightning-fast scanning that works on both QR codes and all standard barcodes, making it more versatile than some basic camera apps that only read QR codes.
• 📱 Built-in code generator lets you create QR codes for links, contacts, or Wi-Fi, a feature not always free in other scanner apps you download.
• 📱 Scan history log keeps track of your past scans, which is super useful for finding that product or link again, something many similar apps lack.
• 📱 Completely free core functionality with no registration, unlike some apps that lock history or generation behind a sign-up wall.

• ✅ The scanning speed and accuracy are excellent, often faster and more reliable than the default scanner in my phone's camera app.
• ✅ It's incredibly lightweight and easy to install, with a simple interface that anyone can use immediately after download.
• ✅ Being totally free for all essential features sets it apart from many competitors on Google Play that use aggressive freemium models.

• ⚠️ The app shows banner ads, which can be a minor distraction compared to some completely ad-free alternatives.
• ⚠️ The design feels a bit basic compared to newer, more polished scanner apps in the same genre.