The Best Cloud PBX Software in 2026
We researched Cloud PBX Software using vendors’ official websites, including pricing pages, plan tables and product documentation. Rankings focus on the category’s core job, value for money and verified features, helping businesses compare cloud-hosted phone systems for routing and managing calls.
Our top picks
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Top ranked
RingCentral RingEX#1 of 279.4/10A broad cloud PBX with flexible call handling, messaging, and collaboration tools.
14-day trial
-
Runner-up
3CX#2 of 279.3/10Flexible PBX deployment with visual call flows, messaging, and CRM integrations.
Free plan
-
Top-ranked free plan
Microsoft Teams#6 of 278.9/10A Microsoft-centered collaboration suite that adds cloud calling across business plans.
Free plan
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 27 tools, best first
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Best forTeams needing a full-featured, multi-site cloud PBX
A broad cloud PBX with flexible call handling, messaging, and collaboration tools.
- Auto attendant
9.4/10★★★★★Visit RingCentral -
Best forTeams choosing between cloud and self-hosted PBX
Flexible PBX deployment with visual call flows, messaging, and CRM integrations.
- Auto attendant
9.3/10★★★★★Visit 3CX -
Best forBusinesses wanting global calling at a clear entry price
A globally oriented cloud PBX with broad apps, routing controls, and clear tiered pricing.
- Auto attendant
9.2/10★★★★★Visit Zoom Phone -
Best forTeams wanting PBX alongside meetings and collaboration
A multi-tier cloud PBX that combines business calling with messaging and meetings.
- Auto attendant
9.1/10★★★★★Visit Avaya -
Best forBusinesses needing configurable calling across teams
Configurable cloud calling with messaging, meetings, and contact-center options.
- Auto attendant
9.0/10★★★★☆Visit GoTo Connect -
Best forMicrosoft-centric teams adding cloud calling to
A Microsoft-centered collaboration suite that adds cloud calling across business plans.
8.9/10★★★★☆Try Microsoft Teams -
Best forBudget-conscious teams needing standard PBX controls
A budget-conscious cloud PBX with core routing tools and tiered calling options.
- Auto attendant
8.7/10★★★★☆Visit Broadvoice -
Best forGrowing teams needing calling and analytics
A broad cloud PBX with visual call flows, analytics, and plans for growing organizations.
- Auto attendant
8.6/10★★★★☆Visit Nextiva -
Best forTeams needing advanced routing and flexible deployment
A flexible communications suite for teams that need advanced call routing and contact-center tools.
- Auto attendant
8.5/10★★★★☆Visit Wildix -
Best forTeams seeking a cloud PBX with AI call handling
A cloud PBX combining AI call handling, detailed routing, and broad business integrations.
- Auto attendant
8.4/10★★★★☆Visit Yeastar -
Best forSmall teams starting with SIP-based business calling
A free SIP starting point, with paid plans for standard phone-number calling.
- Auto attendant
8.3/10★★★★☆Visit OnSIP -
Best forTeams that need programmable IVR at a moderate entry price
A flexible cloud PBX with programmable IVR, broad number options, and a separate AI plan.
- Auto attendant
8.2/10★★★★☆Visit VirtualPBX -
Best forMid-market and enterprise teams needing hosted PBX
Hosted PBX basics with routing, queues, recording, and calling across devices.
- Call queues
- Call recording
- Auto attendant
8.1/10★★★★☆Visit Globalgig -
Best forTeams needing omnichannel calling and outbound campaigns
A cloud PBX combining inbound and outbound calling with WhatsApp and campaign tools.
- Call recording
8.0/10★★★★☆Visit MyOperator -
Best forContact centers needing dialers and supervisor tools
A cloud contact center with dialers, call routing, and live supervisor tools.
- Call recording
7.9/10★★★★☆Visit Knowlarity -
Best forLarge contact centres with omnichannel workflows
A feature-rich CCaaS suite for contact centres, rather than a standard cloud PBX.
7.8/10★★★★☆Visit Dollu -
Best forSmall businesses wanting receptionist features and apps
A cloud PBX with receptionist tools, flexible call routing, and desktop and mobile apps.
- Auto attendant
7.7/10★★★★☆Visit Ooma Office -
Best forEnterprises prioritizing private cloud and EU data
A dedicated, EU-focused cloud PBX and collaboration service for regulated enterprises.
7.6/10★★★★☆Contact Mitel -
Best forCost-sensitive teams needing a free softphone PBX
A low-cost cloud PBX with a free tier, visual routing, and apps across major platforms.
- Auto attendant
7.6/10★★★★☆Visit Voxbi -
Best forTeams needing multilingual channels and 24/7 support
A cloud PBX with contact-center tools and voice, SMS, WhatsApp, and video.
- Auto attendant
7.5/10★★★★☆Visit Acefone -
Best forSmall teams needing browser and mobile business calling
A low-cost cloud phone system with queues, IVR, and multiple calling endpoints.
- Call queues
- Call recording
- Auto attendant
7.4/10★★★★☆Visit ChoiceCloud -
Best forSmall teams seeking a straightforward hosted PBX
A hosted PBX with core calling features, plus white-label tools for resellers.
- Auto attendant
7.3/10★★★★☆Visit ByondVoice -
Best forTeams needing unlimited extensions and global local numbers
A hosted PBX with unlimited extensions, mobile calling, and browser-managed routing.
- Call queues
- Call recording
- Auto attendant
7.2/10★★★★☆Contact SumoFiber -
Best forBusinesses needing basic cloud calling and call queues
A configurable cloud PBX for teams that need queues, routing, recording and softphone access.
- Auto attendant
7.1/10★★★★☆Visit KataTelecom -
Best forEnterprise teams standardized on Webex
A cloud phone system with advanced routing and Webex calling, messaging, and meetings.
- Auto attendant
7.0/10★★★★☆Contact MetTel -
Best forDevelopers needing hosted PBX APIs and call events
A cloud PBX with custom routing, call analytics, and APIs for developer-led communications.
- Auto attendant
6.8/10★★★☆☆Visit SMSala -
Best forTeams automating AI-led inbound and outbound calls
A focused AI voice agent for automating inbound, outbound, and appointment workflows.
- Call recording
6.7/10★★★☆☆Visit CloudTalk
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Auto attendant | Score |
|---|---|---|---|---|---|
| 1 | RingCentral RingEX | No | $19.99/user/mo | Yes | 9.4 |
| 2 | 3CX | Yes | $300/yr | Yes | 9.3 |
| 3 | Zoom Phone | No | $10/user/mo | Yes | 9.2 |
| 4 | Avaya Cloud Office | No | Yes | 9.1 | |
| 5 | GoTo Connect | No | Yes | 9.0 | |
| 6 | Microsoft Teams | Yes | 8.9 | ||
| 7 | Broadvoice Cloud PBX | No | $10/user/mo | Yes | 8.7 |
| 8 | Nextiva | $15/user/mo | Yes | 8.6 | |
| 9 | Wildix | No | Yes | 8.5 | |
| 10 | Yeastar P-Series Cloud Edition | No | Yes | 8.4 | |
| 11 | OnSIP | Yes | $18.95/user/mo | Yes | 8.3 |
| 12 | VirtualPBX | No | $15/user/mo | Yes | 8.2 |
| 13 | Globalgig Hosted PBX | Yes | 8.1 | ||
| 14 | MyOperator | No | ₹5,000/mo | 8.0 | |
| 15 | Knowlarity Cloud Contact Center | No | ₹1,999/mo | 7.9 | |
| 16 | Dollu CCaaS | 7.8 | |||
| 17 | Ooma Office | No | Yes | 7.7 | |
| 18 | Mitel Secure Cloud | 7.6 | |||
| 19 | Voxbi | Yes | €1.20/user/mo | Yes | 7.6 |
| 20 | Acefone | No | ₹1,599/user/mo | Yes | 7.5 |
| 21 | ChoiceCloud PBX | No | £4.99/mo | Yes | 7.4 |
| 22 | ByondVoice | No | Yes | 7.3 | |
| 23 | SumoFiber Hosted PBX | No | Yes | 7.2 | |
| 24 | KataTelecom Cloud PBX | Yes | 7.1 | ||
| 25 | MetTel Cloud PBX with Webex | No | Yes | 7.0 | |
| 26 | SMSala | Yes | 6.8 | ||
| 27 | CloudTalk AI Voice Agent | No | $99/mo | 6.7 |
Head-to-head All 18 comparisons →
- RingCentral RingEX vs Avaya Cloud Office
- RingCentral RingEX vs GoTo Connect
- RingCentral RingEX vs Broadvoice Cloud PBX
- 3CX vs Avaya Cloud Office
- 3CX vs Microsoft Teams
- 3CX vs Broadvoice Cloud PBX
- Zoom Phone vs Avaya Cloud Office
- Zoom Phone vs GoTo Connect
- Zoom Phone vs Microsoft Teams
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How we rank cloud PBX software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update