Best SumoFiber Hosted PBX Alternatives in 2026
The top SumoFiber Hosted PBX alternatives are RingCentral RingEX, 3CX and Zoom Phone: 15 cloud PBX software our editors would look at instead of SumoFiber Hosted PBX, in our ranking order.
SumoFiber Hosted PBX: A hosted PBX with unlimited extensions, mobile calling, and browser-managed routing. Where it falls short: no free plan is available.
Switching from SumoFiber Hosted PBX? For most cloud pbx software buyers the best SumoFiber Hosted PBX alternative is RingCentral RingEX, built for teams needing a full-featured, multi-site cloud PBX. On a budget, Zoom Phone starts at $10/user/mo. 3CX has a free plan, which SumoFiber Hosted PBX does not.
Why People Look for a SumoFiber Hosted PBX Alternative
- No free plan is available
- Pricing requires a sales inquiry
- Call recording is optional rather than included by default
- No free plan — 3 of the alternatives below have it
Quick Picks by What You Need
- Best overallRingCentral RingEX9.4
Teams needing a full-featured, multi-site cloud PBX
Visit RingCentral RingEX - Lowest priceZoom Phone9.2
Paid plans from $10/user/mo
Visit Zoom Phone - Best free option3CX9.3
Has a free plan (SumoFiber Hosted PBX has none)
Visit 3CX
All 15 SumoFiber Hosted PBX Alternatives, Ranked
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.
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Best forTeams needing a full-featured, multi-site cloud PBX
- Better than SumoFiber Hosted PBX:
- Editor score 9.4 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Free plan
- Editor score 9.3 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 9.2 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 9.1 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 9.0 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Free plan
- Editor score 8.9 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.7 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.6 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.5 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.4 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Free plan
- Editor score 8.3 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.2 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.1 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 8.0 vs 7.2
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
- Better than SumoFiber Hosted PBX:
- Editor score 7.9 vs 7.2
A cloud contact center with dialers, call routing, and live supervisor tools.
- Call recording
7.9/10★★★★☆Visit Knowlarity
SumoFiber Hosted PBX Alternatives: Common Questions
What is the best alternative to SumoFiber Hosted PBX?
RingCentral RingEX: #1 in our Cloud PBX Software ranking, with an editor score of 9.4 out of 10. A broad cloud PBX with flexible call handling, messaging, and collaboration tools.
Is there a free alternative to SumoFiber Hosted PBX?
Yes. 3CX, Microsoft Teams and OnSIP have a free plan or a free tier.
What is the cheapest paid alternative to SumoFiber Hosted PBX?
Of the alternatives here that publish a price, Zoom Phone starts lowest, at $10/user/mo.
Why do people look for SumoFiber Hosted PBX alternatives?
No free plan is available; Pricing requires a sales inquiry; Call recording is optional rather than included by default.
How do I switch from SumoFiber Hosted PBX?
Snapshot or back up the data and configs on your SumoFiber Hosted PBX server. Create the new server with the same operating system and size, and add your SSH key. Copy the data across (rsync or your backup tool) and reinstall your apps or containers. Move the DNS records or IP references to the new server, test it, then cancel SumoFiber Hosted PBX.
How to Switch from SumoFiber Hosted PBX
- Snapshot or back up the data and configs on your SumoFiber Hosted PBX server.
- Create the new server with the same operating system and size, and add your SSH key.
- Copy the data across (rsync or your backup tool) and reinstall your apps or containers.
- Move the DNS records or IP references to the new server, test it, then cancel SumoFiber Hosted PBX.
SumoFiber Hosted PBX vs Each Alternative
| # | Tool | Free plan | Paid from | Auto attendant | Score |
|---|---|---|---|---|---|
| 23 | SumoFiber Hosted PBX | No | Yes | 7.2 | |
| 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 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update