Barclay Ballard

Google Voice is a decent VoIP option, but probably only a serious consideration for hardcore Workspace users.

Boasting a number of impressive features, Freshcaller represents a great VoIP option, particularly for businesses with a call center service.

Yealink's range of VoIP phones is varied enough to suit a multitude of offices, particularly at such affordable price points.

Phone.com delivers a good quality VoIP service, but prices can stack up if more advanced features are required.

Updated It may not have as many features as we'd like, but Microsoft 365 Business Voice is still a cost-effective and integrated with Teams.

AT&T Business delivers a wide range of VoIP solutions, but it's not easy to find out pricing details.

Although it’s not a true VoIP provider, SmartLine graces your existing phone with a second number so you don’t have to buy a second device.

Mitel makes some impressive-looking phones that are, unfortunately, let down by disappointing customer support.

There are a great variety of VoIP handsets on offer from Snom, a company that has decades of experience in this space.

Poly's VoIP phones make a great option for businesses - especially those that rely on Microsoft Teams for digital collaboration.

Net Nanny offers excellent content filtering but its geofencing and app management tools could use an upgrade.

Vonage is a VoIP provider that gets CRM integrations right, but only if you shell out for one of the premium packages.

Line2's VoIP offering is reliable and easy to use, which could be particularly appealing to smaller firms.