Calling system is amazing. It connects everyone, be it friends or strangers. In the olden days, letters used to connect people. Today, 'call' is carrying on this tradition. Or rather, a small SIM is ...

The newer eSIM technology, which is quickly becoming the standard on high-end phones, is safer and more convenient.

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...