30 Best VoIP Service Providers [With Features & Pricing]

The best VoIP service providers include Calilio, Nextiva, RingCentral, and Dialpad, offering a mix of advanced calling, AI features, and global connectivity. These platforms support different business needs, from simple communication tools for startups to full-scale call center solutions for enterprises.

(Methodology: To create our 2026 rankings, we analyzed over 50 VoIP platforms, evaluating each on reliability, feature set, ease of use, and pricing. We also considered how well each provider serves different types of users and organizations, including startups, small businesses, large enterprises, entrepreneurs, and solo professionals. Our goal was to highlight solutions that deliver value, scalability, and smooth communication for a wide range of users.)

Calilio is one of the best VoIP service providers designed for individuals and businesses seeking affordability with comprehensive call management functionality. It delivers a complete cloud-based telephony system enhanced by AI-driven automation, along with virtual numbers that enable seamless global connectivity.

Pricing:

Features:

• Interactive Voice Response (IVR): Direct callers to the right team through an automated menu
• Power Dialer: Speed up outbound calling by automatically dialing numbers one by one
• AI-powered Call Reports: Summarize calls with key points and outcomes
• Call Analytics: Track call activity and performance to help improve results
• Call Barging: Let supervisors join live calls when immediate support is needed
• Call Sentiment Analysis: Detect customer tone to help evaluate conversations
• Voicemail to Email: Automatically send voicemail recordings to your email for quick access and follow-up

G2 Rating:

4.7/5

Ooma is a reliable VoIP service for home and business that offers over 100 telephony features to support daily communication and team collaboration. It provides scalable plans, quick setup, and no long-term contracts, along with essential tools like a virtual receptionist, call forwarding, voicemail, and mobile and desktop apps.

Pricing:

Features:

• Unlimited Calling Coverage: Offers unlimited calling within the US, Canada, Mexico, and Puerto Rico
• Built-in Videoconferencing: Includes video meetings with up to 100 participants
• Call Queuing: Manage incoming calls by placing them in a call queue
• CRM Integrations: Integrate with platforms like HubSpot, Salesforce, Zoho, and QuickBooks

G2 Rating:

4.6/5

Grasshopper is a leading cloud phone service, especially for solopreneurs who need a professional business number without complex infrastructure. It offers business texting, call forwarding, voicemail transcription, and mobile and desktop apps to manage calls and messages from anywhere.

Pricing:

Features:

• Call Transfers: Move live calls from one user or device to another for better call handling
• Custom Greetings: Set personalized greetings for incoming callers
• Number Porting: Keep your existing business number when switching to Grasshopper
• Call Recording: Record conversations for review, training, or documentation

G2 Rating:

3.9/5

Phone.com is a trusted business phone system designed primarily for small to medium-sized businesses. It offers an all-in-one communication solution that includes voice calling, SMS, video meetings, and fax capabilities. It provides a wide range of features such as call routing, auto-attendants, voicemail-to-email transcription, and customizable business phone numbers.

Pricing:

Features:

• Video Meetings & Collaboration: Supports video conferencing and team collaboration tools for remote communication
• Live Answering Service: Get a professional live receptionist feature to handle calls
• IP Desk Phone Support: Compatible with physical desk phones and VoIP hardware
• Call Analytics: Receive insights and reports on call performance and usage

G2 Rating:

3.5/5

Sonetel is one of the cheapest VoIP phone services, designed for entrepreneurs who need a simple and flexible communication solution. The platform also offers virtual numbers to help businesses build a global presence, along with essential features like call forwarding and voicemail-to-email for efficient communication.

Pricing:

Features:

• Global Call Forwarding: Redirect incoming calls to any phone worldwide
• Conference Calling: Supports multi-participant calls for team collaboration
• AI Call Summaries: Generate summaries, transcripts, and key insights from calls
• Call Feedback & Scoring: AI-based analysis and feedback on customer calls
• Free Phone Numbers (Paid Plans): Includes one or multiple free numbers per user, depending on the plan
• SIP Trunking: Connect with SIP‑compatible desk phones or systems if needed

G2 Rating:

4.4/5

Quo, formerly OpenPhone, is a feature-rich cloud phone system designed for startups and small to mid-sized businesses, offering a seamless VoIP solution for business calling and messaging. It combines voice, SMS, voicemail, and AI-assisted call management in a unified platform, making remote work and team collaboration effortless.

Pricing:

Features:

• Group Calling: Multiple participants can join calls for team collaboration
• Custom Ring Orders: Define how calls ring across team members
• Call Transfers: Transfer live calls between users
• AI Call Tagging: Automatically categorize calls using AI for better organization
• Quo API Access: Integrate and automate workflows using API tools

G2 Rating:

4.7/5

Zoom Phone is a scalable, cloud‑based business VoIP phone system that combines enterprise‑grade calling with built‑in AI and global reach. It integrates seamlessly with Zoom’s broader communication ecosystem. The platform offers country-specific pricing, making it flexible for businesses operating across different regions. The table below shows the US-based pricing.

Pricing:

Features:

• Domestic SMS & MMS: Business texting and multimedia messaging for communication
• Video Meetings Integration: Connect calls with Zoom Meetings (up to 100 participants)
• AI Companion Tools: Features like post‑call summaries, voicemail prioritization, and task extraction powered by Zoom AI
• Online Fax: Digital faxing capability with monthly page limits

G2 Rating:

4.6/5

CallHippo is a VoIP service that offers a range of products, including a business phone system, omnichannel inbox, WhatsApp Business API, AI-powered features, and a parallel dialer. It follows a country-based pricing model, meaning costs vary depending on the country and the number of users. The pricing below is for CallHippo’s AI business phone system in the US and Canada, designed for small teams (1–4 users).

Pricing:

Features:

• Click to Dial: Make calls instantly from a CRM or browser with a single click
• AI Global Connect: Display customer timezone before calling to improve outreach timing
• Skill-based Routing: Direct calls to agents based on expertise and availability
• AI Voicemail Transcription: Convert voicemail audio into text for faster review
• AI Reports & Analytics: Get intelligent insights and performance tracking using AI

G2 Rating:

4.5/5

CloudTalk is a dependable VoIP phone system tailored for sales and support teams, enabling seamless communication across devices without the need for traditional hardware. It offers local and international phone numbers in over 160 countries, allowing businesses to establish a local presence globally.

Pricing:

Features:

• Automatic Call Distribution (ACD): Route calls to available agents
• Callback Feature: Let customers request a return call instead of waiting on hold
• Open API Access: Custom integrations and automation development
• AI Voice Agents: Automated call handling and 24/7 communication
• Call Monitoring: Includes features like call whispering and barging for supervision

G2 Rating:

4.4/5

Aircall is a flexible business phone system built to help scaling teams set up, manage, and grow phone communication with ease. It lets users choose toll‑free and local numbers in 100+ countries, enabling global reach while keeping calls professional and local in appearance. The platform provides flexible pricing plans tailored to different countries.

Pricing:

Features:

• Interactive Voice Response: Automatically direct callers to the right department using customizable menus
• Warm Call Transfer: Allow agents to pass calls with context, so customers don’t repeat information
• Call Queuing: Keep callers in line until an agent is available to assist
• Live Call Monitoring: Supervisors can track and coach agents in real time
• Open API: Enables custom integrations and automation for business processes

G2 Rating:

4.5/5

RingCentral is one of the best enterprise VoIP service providers, built to support large-scale communication with a unified, cloud-based system. It combines voice calls, video meetings, team messaging, and collaboration tools into a single platform. Moreover, it offers multiple plans, including Business Phone, AI Receptionist, Contact Center, Video, Events, and Conversation Intelligence.

Pricing:

Features:

• Call Routing & Queues: Direct incoming calls to the right agents using rules and queue systems
• Auto Attendant & IVR Menus: Automated phone menus to route incoming calls professionally
• AI Assistant Features: Includes AI‑powered tools like call transcription, summaries, and messaging assistance in certain plans
• Call Monitoring Tools: Features like whisper, barge, and listen-in for supervisor control

G2 Rating:

4.1/5 stars

Nextiva is a feature-rich VoIP service provider built for businesses of all sizes, from startups to large enterprises. It offers high-quality voice calls, unlimited texting, and video conferencing, enabling smooth communication across teams. The platform includes smart call routing, voicemail-to-text, and analytics dashboards to optimize business workflows.

Pricing:

Features:

• Auto-attendant & Call Menus: Automatically greet callers and direct them to the right department
• AI Call Notes & Summaries: Automatically generates summaries and insights from conversations
• Workflow Builder: Drag-and-drop tools to design call flows and automation
• Multi-channel Communication: Combines voice, video, messaging, and email in one platform
• Built-in Contact Management: Stores and manages customer information within the platform

G2 Rating:

4.5/5

Dialpad is an AI-powered VoIP phone system that combines calling, messaging, video meetings, and collaboration in one place. Unlike other tools, Dialpad provides flexible plans based on use cases. For example, Sell for sales teams, Support for customer service, Connect for team communication, and AI Agent for automation.

Pricing:

Features:

• Real-time AI Assistance: Live suggestions and coaching during calls to improve conversations
• Call Queues & Ring Groups: Manage high call volumes by placing callers in queues or routing to teams
• Video Meetings: Host virtual meetings with screen sharing and collaboration tools
• CRM & Tool Integrations: Integrate with business apps like Salesforce, HubSpot, and more to sync communication data
• Conference Calling: Supports multi-participant calls and team discussions

G2 Rating:

4/5

Vonage is a comprehensive cloud business communication platform that uses VoIP technology to streamline voice, video, and messaging for organizations of all sizes. Its Vonage Business Communications (VBC) suite provides HD voice calling, business SMS/MMS, and voicemail management. Plus, the platform is accessible via desktop and mobile apps.

Pricing:

Features:

• Announcement & Queue Management: Play announcements and place callers in the queue while waiting for agents
• Screen Pops: Display customer information instantly to agents during incoming calls
• Priority Call Handling: Prioritize important calls for faster response
• Post‑Call Quality Rating: Collect feedback right after calls

G2 Rating:

4.3/5

Webex Calling is an enterprise-grade cloud phone system designed for hybrid teams, enabling seamless global communication. It is also a trusted VoIP solution for nonprofit organizations, offering flexible options tailored to their unique communication needs. The platform provides a variety of plans, including Meetings, Calling, Webinars & Events, Contact Center, and CPaaS (Communications Platform as a Service).

Pricing:

Features:

• Call Hold & Waiting: Manage multiple calls with hold and waiting features
• Auto Attendant & Extensions: Route calls automatically using menus and internal extensions
• Video Meetings Integration: Switch from calls to video meetings within the same platform
• AI Assistant: Obtain AI-powered summaries, insights, and automation features
• Call Recording: Record conversations for compliance, training, and quality monitoring

G2 Rating:

4.5/5

To choose the right VoIP service provider, first decide your budget and identify the features your business actually needs, such as calling, IVR, or analytics. Then, compare providers based on call quality, scalability, and support to find the best fit for your team.

Look for providers that guarantee at least 99.99% uptime, backed by a clear Service Level Agreement (SLA). High-definition (HD) voice quality is equally important to ensure conversations remain clear and professional, especially for client-facing teams.

Make sure the provider includes advanced call handling features like auto-attendants, call forwarding, call routing, and Interactive Voice Response (IVR). For sales-focused teams, tools like a power dialer can significantly boost productivity.

Since VoIP operates over the internet, security should be a top priority. Choose a provider that offers end-to-end encryption, fraud detection, and compliance with industry standards such as HIPAA and GDPR, especially important for enterprises and nonprofit organizations handling sensitive data.

Your VoIP system should easily integrate with tools you already use, such as CRM platforms or collaboration software like Microsoft Teams. This ensures smoother workflows, better data tracking, and improved team efficiency.

Look for providers that allow easy addition of users and features without major disruptions. Round-the-clock customer support is also essential to quickly resolve issues when they arise.

Understand the pricing model, whether it’s per-user, per-minute, or a flat monthly rate. Pay close attention to hidden costs such as setup fees, add-ons, or charges for advanced features to avoid unexpected expenses.

If your business operates across regions, choose a provider that offers virtual phone numbers in multiple countries. This enables smooth international communication and helps establish a local presence in global markets.

VoIP has transformed modern business communication by delivering flexible, scalable, and cost-effective solutions. With numerous providers available, making the right choice requires a clear understanding of your business needs, priorities, and budget.