India’s first mobile call, 30 years ago, marked the start of a journey that turned a luxury product into an everyday gadget.

Want a big-screen phone that folds in half and slides right into your pocket? Here's everything you need to know about these nifty dual-display devices, along with our top tested picks.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. OnePlus phones are slowly becoming some of the best Android phones that you can buy, and ...