As the name suggests, this app scans QR codes as well as barcodes, which can be used to search the web for the best prices for certain products. What makes it particularly impressive is that if a QR code encodes contact details, the app can save a new contact to your phone. It can also do the same with Wi-Fi networks, calendar dates, product details, text messages, and so on. … [Read more...] about The best QR code scanning apps for Android or iOS
Cnet internet security reviews 2017
Understanding the science of air purifiers and viruses Air purifiers use fans to draw in air and pass it through a filter before expelling the purified air out the other side. They’re particularly effective at removing odors and large particulates from the air. If you suffer from pet allergies, for example, an air purifier can help capture the dander and reduce your symptoms. On the other hand, there is a limit to what an air purifier can capture. … [Read more...] about Can air purifiers protect you from the coronavirus?