Five9 is a contact center and call centre solution powered by artificial intelligence. The cloud-based solution provides omni-channel tools including ...Read more
Current Customer(s)
Market Share (Est.)
Ranking
The top three of Five9’s competitors in the VoIP And SIP category are CallRail with 22.25%, Skype with 19.37%, Cisco WebEx with 15.51% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| CallRail | 44264 | 22.25% | Five9 vs CallRail |
| Skype | 38544 | 19.37% | Five9 vs Skype |
| Cisco WebEx | 30853 | 15.51% | Five9 vs Cisco WebEx |
| Cisco VoIP | 20218 | 10.16% | Five9 vs Cisco VoIP |
| Genesys PureCloud | 9267 | 4.66% | Five9 vs Genesys PureCloud |
| Google Voice | 7325 | 3.68% | Five9 vs Google Voice |
| Cisco Unified Communications Manager (CallManager) | 7307 | 3.67% | Five9 vs Cisco Unified Communications Manager (CallManager) |
| RingCentral | 4967 | 2.50% | Five9 vs RingCentral |
| Cisco IP Phones | 3796 | 1.91% | Five9 vs Cisco IP Phones |
| 3CX | 3536 | 1.78% | Five9 vs 3CX |
| Aircall | 3436 | 1.73% | Five9 vs Aircall |
| Talkdesk | 2277 | 1.14% | Five9 vs Talkdesk |
| Grasshopper | 2240 | 1.13% | Five9 vs Grasshopper |
| Virtual PBX | 2097 | 1.05% | Five9 vs Virtual PBX |
| SolarWinds VoIP & Network Quality Manager | 1471 | 0.74% | Five9 vs SolarWinds VoIP & Network Quality Manager |
| NewVoiceMedia | 1388 | 0.70% | Five9 vs NewVoiceMedia |
| T-Systems | 1292 | 0.65% | Five9 vs T-Systems |
| Dialpad | 1119 | 0.56% | Five9 vs Dialpad |
| Vonage Business | 1017 | 0.51% | Five9 vs Vonage Business |
| Verizon VoIP | 1002 | 0.50% | Five9 vs Verizon VoIP |
Popular Comparisons
The top three of Five9’s competitors in the VoIP And SIP category are CallRail with 22.25%, Skype with 19.37%, Cisco WebEx with 15.51% market share.
Five9 vs CallRail
Five9 vs Skype
Five9 vs Cisco WebEx
Five9 vs Cisco VoIP
Five9 vs Genesys PureCloud
Five9 vs Google Voice
Five9 vs Cisco Unified Communications Manager (CallManager)
Five9 vs RingCentral
Around the world in 2026, over 3361 companies have started using Five9 as VoIP And SIP tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Truist | 10,000+ | Charlotte | North Carolina | United States | |
| NHS | 10,000+ | London | England | United Kingdom | |
| Cognizant | 10,000+ | Teaneck | New Jersey | United States | |
| Sunrun | 10,000+ | San Francisco | California | United States | |
| John Hancock | 10,000+ | Boston | Massachusetts | United States | |
| VSP Vision Care | 10,000+ | Rancho Cordova | California | United States | |
| Slalom | 10,000+ | Seattle | Washington | United States | |
| Dialog Direct | 10,000+ | Highland Park | Michigan | United States | |
| Dow | 10,000+ | Midland | Michigan | United States | |
| Softtek | 10,000+ | Monterrey | Nuevo Leon | Mexico |
The top three products and services offering customers that use Five9 for VoIP And SIP are Customer Service (64), Data Analytics (61), Cloud Services (59).
Customers
The majority of Five9's customers for the voip category fall in the company size of 100 - 249 employees (670 companies), 1,000 - 4,999 employees (500 companies), 20 - 49 employees (403 companies).
Employee Size
The top three geographies of Five9 for voip are the United States with 2692(84.87%), Canada with 182(5.74%), United Kingdom with 129(4.07%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top Five9 competitors?
Five9’s Top competitors in the voip category are CallRail, Skype, Cisco WebEx. You can view a full list of Five9 competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Five9 and 40,000 other technologies on the internet. You can also compare Five9 and its feature with top competitors here : Five9 vs CallRail Five9 vs Skype Five9 vs Cisco WebEx.
What is Five9 customer distribution based on company size?
What is Five9 market share in the voip?
What are the top countries that use Five9?
What are the top industries that use Five9?
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