VoIP and business phone guides

Every guide answers one real question people search for, in plain English. Start anywhere.

Smartphone and desk items on a wooden table

What is VoIP? How VoIP phone service works

What VoIP means, how VoIP calls work, what a VoIP number is and what you need to start. A clear guide for homes and small businesses.

Small business owner working at a desk with a laptop

Best VoIP for small business: business phone systems compared

Compare the best VoIP for small business: RingCentral, Nextiva, Ooma, Dialpad, 8x8, Zoom Phone, Google Voice and Vonage, and how to choose.

Cordless home phone keypad

VoIP phone service for home: a cheaper home phone

How VoIP home phone service works, what it costs, how to keep your number and the best setup for families and seniors. Plain-English guide.

Laptop, phone and work gadgets on a desk

Virtual phone numbers: get a second or business number

What a virtual phone number is, how to get a business phone number on your cell phone, toll-free numbers and the best second-number apps.

Vintage rotary telephone in black and white

VoIP vs landline: which phone service is better?

VoIP vs landline compared on cost, call quality, features, reliability and emergency calls. Also VoIP vs cellular and VoIP vs SIP, explained simply.

Cloud network illustration

Cloud PBX explained: hosted PBX, SIP trunking and UCaaS

What a PBX is, how a cloud or hosted PBX works, what SIP trunking and UCaaS mean, and how an auto attendant routes calls. Clear guide for businesses.

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Cheap international calls: the best ways to call abroad

The cheapest ways to make international calls from the US and elsewhere: free calling apps, VoIP plans, Wi-Fi calling and international add-ons, explained.

eSIM for Europe: how to choose and set up a travel eSIM

Travelling in Europe? Learn how an eSIM for Europe works, what to check before you buy, how to set it up step by step and how to avoid roaming charges.