Unknown calls are the bane of most phone users' experience. If you've ever received a call from an unknown number and were hesitant to answer, you know this feeling too well. Worse still, scam calls ...

Picking calls from unknown numbers can be a risky affair. On one hand, you might expose yourself to scammers, pranksters, or pesky telemarketers. On the other hand, you may reconnect with old friends ...