Business IT, Compliance & Services
Unified Communications software
Cloud phone, meetings, messaging and contact centre platforms in one service.
- Vendors to know
- 10
- Reviews
- 0
- Comparisons
- 0
- Guides and articles
- 0
Unified Communications vendors to know
Established leaders, challengers, newer entrants and the tools practitioners recommend to each other. Being listed is not a ranking or an endorsement, and no vendor paid to appear.
- Established leader
Cisco Webex Suite
Named a Leader in the 2026 Gartner Magic Quadrant for Unified Communications as a Service for the eighth consecutive year.
- Established leader
Microsoft Teams Phone
Positioned highest for Ability to Execute and furthest for Completeness of Vision in the 2026 Gartner UCaaS Magic Quadrant, its eighth consecutive year as a Leader.
- Established leader
Zoom Workplace (Zoom Phone)
Named a Leader in the 2026 Gartner Magic Quadrant for UCaaS for the seventh consecutive year and one of only three vendors placed in both UCaaS and CCaaS quadrants.
- Established leader
RingCentral RingEX
Full-stack UCaaS platform with deep contact-center and analytics features, named a Leader in the 2026 Gartner Magic Quadrant for UCaaS.
- Challenger
8x8 Work
Combines voice, video, chat and contact center on one platform, positioned by Gartner alongside the other established UCaaS vendors evaluated for 2026.
- Challenger
Vonage Business Communications
Vonage (Ericsson)
Cloud calling and messaging platform with strong API/CPaaS integrations, commonly shortlisted by mid-market buyers evaluating UCaaS providers.
- Emerging
Dialpad
AI-native business communications platform built around real-time transcription and coaching, positioned as a modern RingCentral/Zoom alternative.
- Emerging
GoTo Connect
SMB-focused UCaaS bundling phone, meetings and messaging into one admin console, frequently listed among top RingCentral alternatives.
- Community favourite
3CX
Self-hostable or cloud PBX with a free standard license, repeatedly recommended by IT admins for its ease of use and strong mobile apps.
- Community favourite
FreePBX
Sangoma Technologies
Open-source Asterisk-based PBX management tool favored by admins who want full control of an on-premises phone system without SaaS lock-in.
Reviews for this category are in progress.