Best Grandstream CloudUCM Alternatives in 2026
The top Grandstream CloudUCM alternatives are RingCentral RingEX, 3CX and Avaya Cloud Office: 15 unified communications as a service our editors would look at instead of Grandstream CloudUCM, in our ranking order.
Grandstream CloudUCM: A cloud communications suite for small teams needing PBX, chat, and collaboration. Where it falls short: meetings support up to four participants..
Switching from Grandstream CloudUCM? For most unified communications as a service buyers the best Grandstream CloudUCM alternative is RingCentral RingEX, built for businesses needing a broad, multi-location UCaaS suite. On a budget, Broadvoice Cloud PBX starts at $10/user/mo. 3CX has a free plan, which Grandstream CloudUCM does not.
Why People Look for a Grandstream CloudUCM Alternative
- Meetings support up to four participants
- There is no free plan
- Subscriptions are annual and purchased through resellers
- No free plan — 2 of the alternatives below have it
Quick Picks by What You Need
- Best overallRingCentral RingEX9.3
Businesses needing a broad, multi-location UCaaS suite
Visit RingCentral RingEX - Lowest priceBroadvoice Cloud PBX8.1
Paid plans from $10/user/mo
Visit Broadvoice Cloud PBX - Best free option3CX9.2
Has a free plan (Grandstream CloudUCM has none)
Visit 3CX
All 15 Grandstream CloudUCM 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 forBusinesses needing a broad, multi-location UCaaS suite
- Better than Grandstream CloudUCM:
- Editor score 9.3 vs 7.4
A broad cloud communications suite combining calling, messaging, meetings, fax, and AI features.
9.3/10★★★★★Visit RingCentral -
Best forTeams wanting flexible business telephony
- Better than Grandstream CloudUCM:
- Free plan
- Editor score 9.2 vs 7.4
A feature-rich phone system with flexible deployment and licensing based on simultaneous calls.
9.2/10★★★★★Visit 3CX -
Best forOrganizations needing integrations and AI tools
- Better than Grandstream CloudUCM:
- Editor score 9.1 vs 7.4
A broad cloud communications bundle with AI tools and 300+ integrations.
9.1/10★★★★★Visit Avaya -
Best forTeams needing configurable calling plus collaboration
- Better than Grandstream CloudUCM:
- Editor score 9.0 vs 7.4
Configurable cloud communications with calling, collaboration, analytics, and contact-center tiers.
9.0/10★★★★☆Visit GoTo Connect -
Best forOrganizations needing calling and collaboration
- Better than Grandstream CloudUCM:
- Editor score 8.9 vs 7.4
Calling, messaging, video, and contact-center tools span cloud, hybrid, and on-premises options.
- Video meetings
- Team messaging
8.9/10★★★★☆Contact Sangoma -
Best forTeams wanting business calling with large video meetings
- Better than Grandstream CloudUCM:
- Editor score 8.8 vs 7.4
Business calling and messaging with video meetings for up to 200 participants.
8.8/10★★★★☆Visit Vonage -
Best forUK businesses seeking affordable cloud communications
- Better than Grandstream CloudUCM:
- Editor score 8.7 vs 7.4
A tiered BT cloud phone service with routing, conferencing and Webex collaboration.
8.7/10★★★★☆Visit BT Cloud Voice -
Best forTeams wanting integrated calling and 3,000 listed
- Better than Grandstream CloudUCM:
- Editor score 8.6 vs 7.4
A paid UC suite combining business calling, messaging, video, analytics, and AI.
8.6/10★★★★☆Try net2phone UNITE -
Best forMicrosoft 365 users adding calling to collaboration
- Better than Grandstream CloudUCM:
- Free plan
- Editor score 8.5 vs 7.4
A broad collaboration suite with cloud calling options for Microsoft 365 environments.
8.5/10★★★★☆Try Microsoft Teams -
Best forBusinesses wanting business calling and analytics
- Better than Grandstream CloudUCM:
- Editor score 8.4 vs 7.4
A cloud phone and communications service with pricing from $15 per user monthly.
8.4/10★★★★☆Visit Nextiva -
Best forTeams prioritizing AI-assisted calls and compliance
- Better than Grandstream CloudUCM:
- Editor score 8.3 vs 7.4
A broad cloud communications suite with AI call notes, routing, and virtual numbers.
8.3/10★★★★☆Visit Dialpad -
Best forOrganizations needing a feature-rich business phone suite
- Better than Grandstream CloudUCM:
- Editor score 8.2 vs 7.4
A broad cloud phone suite with calling, messaging, meetings, and AI recaps.
8.2/10★★★★☆Visit Intermedia -
Best forBudget-conscious teams needing cloud phone features
- Better than Grandstream CloudUCM:
- Editor score 8.1 vs 7.4
A cost-conscious cloud PBX centered on routing, attendants, queues, and voicemail.
8.1/10★★★★☆Visit Broadvoice -
Best forTeams needing advanced routing and deployment choice
- Better than Grandstream CloudUCM:
- Editor score 8.0 vs 7.4
Advanced calling and contact-center tools, with cloud or self-hosted deployment.
8.0/10★★★★☆Visit Wildix -
Best forTeams needing contact-center features in a UCaaS suite
- Better than Grandstream CloudUCM:
- Editor score 7.9 vs 7.4
A UCaaS suite that adds detailed routing and contact-center controls to everyday communications.
7.9/10★★★★☆Visit PanTerra
Grandstream CloudUCM Alternatives: Common Questions
What is the best alternative to Grandstream CloudUCM?
RingCentral RingEX: #1 in our Unified Communications as a Service ranking, with an editor score of 9.3 out of 10. A broad cloud communications suite combining calling, messaging, meetings, fax, and AI features.
Is there a free alternative to Grandstream CloudUCM?
Yes. 3CX and Microsoft Teams have a free plan or a free tier.
What is the cheapest paid alternative to Grandstream CloudUCM?
Of the alternatives here that publish a price, Broadvoice Cloud PBX starts lowest, at $10/user/mo.
Why do people look for Grandstream CloudUCM alternatives?
Meetings support up to four participants; There is no free plan; Subscriptions are annual and purchased through resellers.
How do I switch from Grandstream CloudUCM?
Export your data from Grandstream CloudUCM (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Grandstream CloudUCM.
How to Switch from Grandstream CloudUCM
- Export your data from Grandstream CloudUCM (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Grandstream CloudUCM.
Grandstream CloudUCM vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 20 | Grandstream CloudUCM | No | 7.4 | |
| 1 | RingCentral RingEX | No | $19.99/user/mo | 9.3 |
| 2 | 3CX | Yes | $300/yr | 9.2 |
| 3 | Avaya Cloud Office | No | 9.1 | |
| 4 | GoTo Connect | No | 9.0 | |
| 5 | Sangoma Communications Platform | 8.9 | ||
| 6 | Vonage Business Communications | No | 8.8 | |
| 7 | BT Cloud Voice | No | £10.52/user/mo | 8.7 |
| 8 | net2phone UNITE | No | $19.99/user/mo | 8.6 |
| 9 | Microsoft Teams | Yes | 8.5 | |
| 10 | Nextiva | $15/user/mo | 8.4 | |
| 11 | Dialpad Connect | No | 8.3 | |
| 12 | Intermedia Unite | No | $27.99/user/mo | 8.2 |
| 13 | Broadvoice Cloud PBX | No | $10/user/mo | 8.1 |
| 14 | Wildix | No | 8.0 | |
| 15 | PanTerra Streams.AI | No | $17.95/user/mo | 7.9 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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