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Best Business Phone Systems Apps Integrated with Microsoft 365

8 software options

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3CX

4.5
(243)

3CX communications system. Web & mobile apps (Android, iOS)

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Integrates with Microsoft 365, HaloITSM, Zentrunk, …

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Spoke Phone

4.7
(43)

Turn mobile phones into a cloud business phone system / PBX.

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Integrates with Microsoft 365, Twilio, Microsoft Dynamics 365 Business Central, …

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InfoFlo

4.5
(87)

All-in-One CRM Software Solution

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Integrates with Microsoft 365, Wordpress, Gmail, …

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Bitrix24

4.0
(482)

100% free CRM, collaboration and communication tool suite

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Integrates with Microsoft 365, ISL Light Remote Desktop, Xero, …

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Dialpad

4.3
(423)

Cloud communications system for enterprises

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Integrates with Microsoft 365, Google Workspace, Inperium Sell, …

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RingCentral MVP

4.2
(912)

RingCentral MVP - Message, Video, Phone

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Integrates with Microsoft 365, PieSync, Box, …

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Acefone

4.8
(30)

VoIP Phone Service trusted by modern businesses

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Integrates with Microsoft 365, Google Workspace, Zapier, …

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PanTerra Networks

4.4
(16)

All-in-one simplifies communication & increases performance.

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Integrates with Microsoft 365, Google Workspace, Zendesk, …

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