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Research-backed reviews of VoIP and cloud phone services: compare editor ratings, real pricing and features to find the right system for your business.
VoIP Providers
Independently reviewed
Updated

Research-backed reviews of VoIP and cloud phone services: compare editor ratings, real pricing and features to find the right system for your business.
AI-powered business phone system with calling, meetings and messaging in one app Dialpad is an AI-native business communications platform that started as a cloud phone system and has grown into a full unified-communications suite.
Dialpad pairs dependable business calling with the most genuinely useful AI in the VoIP category: real-time transcription, automatic call summaries and action items on every plan. Pricing is transparent, setup is fast, and the platform grows cleanly from a phone system into a full contact center, which protects the investment as a team scales.
AI customer experience platform with business phone, video, chat and team messaging Nextiva is a business communications and customer experience platform built around VoIP calling.
Nextiva earns its rating as the most complete CX-leaning VoIP option in this set. The phone system fundamentals are proven at scale with over 1 million users, every plan includes 24/7 support, and the bundled CRM, ticketing, journey builder and AI conversation quotas go well beyond basic VoIP at a $15 starting price. Transparent published pricing and apps for every major platform make it easy to evaluate and roll out.
AI-powered business phone, video, messaging and contact center platform RingCentral is one of the longest-standing names in business VoIP.
RingCentral earns its rating as the most established provider in this category. RingCentral reports more than 600,000 businesses on its platform, advertises 99.999% availability, and pairs a mature phone system with team chat, video, SMS and a broad AI layer. Published RingEX pricing from $20 per user per month, an open API platform with an app gallery, and a free trial for new subscribers make it straightforward to evaluate at any company size.

AI-powered customer communications platform uniting voice, SMS and WhatsApp for sales and support teams.
AI-powered customer communications platform uniting voice, SMS and WhatsApp for sales and support teams. Aircall is an AI-powered customer communications platform for sales and support teams: a cloud business phone system that unifies voice, SMS/MMS and WhatsApp in one shared workspace, with AI agents and real-time coaching layered on top.
Aircall earns its rating as the AI-forward phone system for sales and support teams: voice, SMS and WhatsApp in one workspace, 250+ native integrations, and plans from $30/license/mo billed annually. The three-license minimum and metered AI minutes are the main watch-outs.
Cloud phone system with unlimited calls within the US and Canada, IVR menus and call recording.
A shared inbox unifies calls, SMS/MMS and WhatsApp conversations for the whole team.
AI agents that answer and resolve inbound calls autonomously; also available as a standalone product from $100 per…
AI call summaries, transcripts and real-time coaching for sales and support reps.
Outbound dialing for sales teams, with smart call routing and queue callback on the Professional plan.

AI-powered business calling platform for sales and support teams with power dialing, IVR and call analytics
AI-powered business calling platform for sales and support teams with power dialing, IVR and call analytics CloudTalk is an AI-powered business calling platform for sales and support teams.
CloudTalk earns its rating as a modern AI calling platform: power dialer, IVR and call routing, AI call scoring and transcription, and apps for web, desktop and mobile. The company states SOC 2 Type II and ISO 27001 compliance on its security page, has raised $36M, and serves 5,500+ customers. Plans start at $25 per user per month billed annually with a 14-day free trial.
Cloud phone system with local numbers in 160+ countries for sales and support teams.
Outbound dialing that works through call lists automatically for sales campaigns.
Visual call flow builder, ring groups, call queues and queue callback, with call recording.
AI call scoring, summaries and transcription, plus AI voice agents for inbound calls.
Web, Windows, Mac, Linux, iOS and Android apps from the official download page.

No-contract business VoIP with 100+ calling features, hardware flexibility and 24/7 support.
No-contract business VoIP with 100+ calling features, hardware flexibility and 24/7 support. Ooma Office is a cloud business phone system aimed squarely at small and mid-sized businesses that want a full VoIP replacement for a landline without an IT project.
Ooma Office earns its rating by packing a landline-grade feature set - virtual receptionist, paging, extension monitoring, spam blocking - into no-contract plans that start under $20 per user with 24/7 support and a 15-minute setup. The hardware options and 30-day money-back guarantee lower the risk for small offices switching from a traditional phone line.

Cloud business phone system with video meetings and team messaging, now part of Ericsson.
Cloud business phone system with video meetings and team messaging, now part of Ericsson. Vonage Business Communications (VBC) is the unified-communications arm of Vonage, now part of Ericsson and carrying a 25-year badge on its current branding.
Vonage Business Communications earns its rating as an established one-vendor UC suite: clear per-line pricing from $19.99, video meetings up to 200 participants, desk-phone support and a 25-year track record now backed by Ericsson. It loses ground on the annual-term promotional pricing, no free trial and no published support email.
Unified voice, video, chat and messaging for business, with contact center and CPaaS APIs. 8×8 is one of the longest-standing names in cloud communications, and its current lineup is built around a single idea: every business conversation in one place.
8x8 earns its rating as a proven all-in-one communications vendor: 8x8 Work unifies voice, video, chat and messaging, and the portfolio extends to contact center and CPaaS APIs. It loses points for removing published pricing entirely - every plan now requires a sales conversation.
All-in-one AI-powered cloud phone system with video meetings and team messaging. GoTo Connect is the all-in-one cloud phone system and unified-communications platform from GoTo, aimed at small, mid-sized and distributed businesses.
GoTo Connect earns its rating for breadth: 180+ desk phone compatibility, built-in video meetings, an expanding AI toolkit and a drag-and-drop dial plan editor, all in one license with integrations included. It loses points for quote-only pricing, no self-serve trial and unnamed integration partners.

Shared business phone system for small teams, formerly OpenPhone, with AI call summaries and automations
Shared business phone system for small teams, formerly OpenPhone, with AI call summaries and automations Quo, formerly known as OpenPhone, is a shared business phone system built for small businesses and startups.
Quo earns its rating as the small-business phone pick: shared numbers and inboxes, calling and texting to US and Canadian numbers on every plan, AI call summaries and an AI agent included, plus an open API and MCP support. The 7-day trial is short, but setup is genuinely fast.
Teammates see every call, text and voicemail on a number in one thread, with internal comments and handoffs.
One new or ported local or toll-free number per user, with calling and messaging to US and Canadian…
Quo's AI agent can answer calls for the team; AI call summaries and transcripts come with the Business…
Monthly automation credits on every plan, with AI call tags and advanced automations on the Scale plan.
Open API plus ChatGPT and Claude MCP connections on every plan.

Cloud phone system for sales and support teams with a sales dialer, SMS and AI features
Cloud phone system for sales and support teams with a sales dialer, SMS and AI features JustCall is a cloud phone system built by SaaS Labs for sales and support teams.
JustCall earns its rating as an SMB-friendly cloud phone system: local and toll-free numbers, a dedicated Sales Dialer for outbound teams, SMS, call routing and recording, plus AI capabilities on higher tiers. Its integration catalog is deep for the price point, with official listings for HubSpot, Salesforce, Slack, Zapier, Intercom, Pipedrive and Zendesk, and plans start at $29 per user per month billed annually.
Local numbers in 70+ countries for sales and support teams, managed from one web dashboard.
Outbound dialing with call lists, automatic dialing and call logging for sales reps (Pro plan).
Call menus, queues and intelligent routing get inbound callers to the right agent.
Business texting from the same number, with bulk SMS campaigns on the Pro plan.
AI coaching, call scoring, sentiment analysis and real-time agent assist on the Pro Plus plan.
Transparent criteria and editorial standards behind every score in this guide.
We evaluate each app on features, ease of use, value for money, integrations, and real user feedback. Apps are ranked by overall editor score within this category, with manual adjustments when hands-on testing reveals a clear winner.
| Feature | Dialpad | Nextiva | RingCentral | Aircall | CloudTalk | Ooma Office | Vonage Business Communications |
|---|---|---|---|---|---|---|---|
| Editor rating | 4.4 | 4.3 | 4.4 | 4.5 | 4.4 | 4.4 | 4.4 |
| Pricing | Paid Subscription | Paid Subscription | Paid Subscription | Paid Subscription | Paid Subscription | Paid Subscription | Paid Subscription |
| Starting price | From $15 | From $15 | From $20 | $30/license/mo annual | $25/user/mo annual | From $19.95/user/mo | From $19.99/line/mo |
| Free plan | Included | Included | Included | Included | Included | Included | Included |
| Free trial | Yes (14 days) | No | Yes | Yes (7 days) | Yes (14 days) | No | No |
| Platforms | Web app, iOS (iPhone & iPad), Android, macOS, Windows | Web app, iOS (iPhone & iPad), Android, macOS, Windows, Linux | Web app, iOS (iPhone & iPad), Android, macOS, Windows | Web app, iOS (iPhone & iPad), Android, macOS, Windows | Web app, iOS (iPhone & iPad), Android, macOS, Windows, Linux | Web app, iOS (iPhone & iPad), Android, macOS, Windows | Web app, iOS (iPhone & iPad), Android, macOS, Windows |
Quick answers about the best VoIP Providers software.
Our editors rank Dialpad #1 for most teams in VoIP Providers based on features, value, and user feedback. See the full ranked list above for alternatives.
Yes — many VoIP Providers apps offer free plans or trials. Use the pricing filter in our directory to browse free and freemium options.
We evaluate each app on features, ease of use, value for money, integrations, and real user feedback. Apps are ranked by overall editor score within this category, with manual adjustments when hands-on testing reveals a clear winner.
AI-powered customer communications platform uniting voice, SMS and WhatsApp for sales and support teams. Aircall is an AI-powered customer communications platform for sales and support teams: a cloud business phone system that unifies voice, SMS/MMS and WhatsApp in one shared…
AI-powered business calling platform for sales and support teams with power dialing, IVR and call analytics CloudTalk is an AI-powered business calling platform for sales and support teams.
AI-powered business phone system with calling, meetings and messaging in one app Dialpad is an AI-native business communications platform that started as a cloud phone system and has grown into a full unified-communications suite.
AI-powered business phone, video, messaging and contact center platform RingCentral is one of the longest-standing names in business VoIP.
No-contract business VoIP with 100+ calling features, hardware flexibility and 24/7 support. Ooma Office is a cloud business phone system aimed squarely at small and mid-sized businesses that want a full VoIP replacement for a landline without an IT project.
Cloud business phone system with video meetings and team messaging, now part of Ericsson. Vonage Business Communications (VBC) is the unified-communications arm of Vonage, now part of Ericsson and carrying a 25-year badge on its current branding.
Unified voice, video, chat and messaging for business, with contact center and CPaaS APIs. 8×8 is one of the longest-standing names in cloud communications, and its current lineup is built around a single idea: every business conversation in one place.
All-in-one AI-powered cloud phone system with video meetings and team messaging. GoTo Connect is the all-in-one cloud phone system and unified-communications platform from GoTo, aimed at small, mid-sized and distributed businesses.
Shared business phone system for small teams, formerly OpenPhone, with AI call summaries and automations Quo, formerly known as OpenPhone, is a shared business phone system built for small businesses and startups.
AI customer experience platform with business phone, video, chat and team messaging Nextiva is a business communications and customer experience platform built around VoIP calling.
Cloud phone system for sales and support teams with a sales dialer, SMS and AI features JustCall is a cloud phone system built by SaaS Labs for sales and support teams.
AI-powered business calling platform for sales and support teams with power dialing, IVR and call analytics
Cloud phone system for sales and support teams with a sales dialer, SMS and AI features
Shared business phone system for small teams, formerly OpenPhone, with AI call summaries and automations
AI-powered customer communications platform uniting voice, SMS and WhatsApp for sales and support teams.