Top 30 UCaaS Platforms for Small Business Collaboration

All‑in‑one cloud phone, video, team messaging and fax with robust integrations (Salesforce, Microsoft 365, Google Workspace) and a mobile app for on‑the‑go collaboration.

Unified voice, video, chat and contact‑center features with AI‑powered analytics; includes unlimited domestic calling and global numbers.

Cloud phone system integrated with Zoom Meetings; offers call routing, voicemail, SMS, and seamless handoff between voice and video.

Full UCaaS within Microsoft Teams, combining chat, meetings, calling, and Office 365 apps; ideal for businesses already on Microsoft 365.

Enterprise‑grade cloud calling, video meetings and messaging with strong security and integration with Cisco’s networking hardware.

Scalable UCaaS platform with voice, video, messaging, CRM integrations and a marketplace of third‑party apps.

Unified communications suite featuring VoIP phone, video conferencing, team chat, and robust analytics for small teams.

AI‑driven cloud phone system with voice, video, messaging, and real‑time transcription; integrates with G Suite and Microsoft 365.

Enterprise‑grade UCaaS offering voice, video, messaging, and collaboration tools with advanced analytics and compliance features.

Cloud phone system with video meetings, team chat, and a drag‑and‑drop call flow builder for small businesses.

Unified communications platform with voice, video, chat, and contact‑center capabilities; offers flexible pricing for SMBs.

Software‑based PBX with voice, video, chat, and web conferencing; can be hosted in the cloud or on‑premises for hybrid needs.

Simple, affordable UCaaS solution with VoIP phone, video conferencing, and a mobile app; ideal for very small teams.

Virtual phone system for entrepreneurs and small teams; includes call forwarding, voicemail transcription, and mobile/desktop apps.

Unified communications suite delivering voice, video, messaging, and meetings with AI‑driven call analytics.

Add‑on contact‑center module for RingCentral users; provides omnichannel routing, AI bots, and real‑time dashboards.

Integrated contact‑center solution with voice, chat, email, and social media channels; AI insights for small support teams.

Cloud‑based call center with easy setup, call routing, and integration with Freshdesk ticketing for small support teams.

Scalable cloud contact‑center platform with AI assistance, omnichannel support, and a free tier for startups.

Comprehensive UCaaS and contact‑center suite with AI, workforce management, and extensive third‑party integrations.

Zoom’s integrated collaboration hub combining Zoom Meetings, Chat, Phone, and Whiteboard for small teams.

Collaboration app that unifies messaging, meetings, and calling with robust security and integration with Cisco hardware.

Hardware‑agnostic meeting room solution that extends Teams UCaaS capabilities to conference rooms with video and audio.

Fully managed UCaaS platform offering voice, video, messaging, and contact‑center features with simple admin console.

Omnichannel contact‑center solution built on Vonage UCaaS, featuring AI routing, analytics, and CRM integrations.

Legacy Jive platform rebranded as GoToConnect; offers voice, video, and team messaging with drag‑and‑drop call flows.

Open‑source team chat with voice and video calling extensions; can be self‑hosted or used as a managed cloud service.

Secure, open‑source collaboration hub offering chat, video calls (via plugins), and integrations for regulated industries.

Zoho’s chat app paired with PhoneBridge for unified voice, video, and CRM integration within the Zoho ecosystem.

Standalone video‑meeting solution that integrates tightly with RingCentral Phone for a seamless UCaaS experience.

Integrated video conferencing and team messaging built into the Dialpad cloud phone platform.

Google’s UCaaS offering combines Meet video, Voice calling (via Google Voice), and Chat for small businesses using Google Workspace.

Cloud‑based phone system with built‑in call center features, real‑time analytics, and integrations with CRM and help‑desk tools.

Modular UCaaS platform offering voice, video, messaging, and API‑driven communications for small teams.

Simplified version of Webex Calling with easy provisioning, unlimited domestic calling, and integration with Webex Meetings.

Unified communications suite delivering voice, video, chat, and contact‑center capabilities with a focus on SMB pricing.

Combined offering that provides a full UCaaS experience—cloud phone, video meetings, and chat—under a single Zoom subscription.