17 Best VoIP Providers of 2021 (Phone Services Ranked)
Businesses have become global, and now they require a more reliable, secure, and feature-rich communication systems that can cater to the needs of global customers. And that’s why traditional phone calls are becoming obsolete at a pretty fast pace in the business environment.
Instead, businesses are now opting for VoIP (Voice over Internet Protocol) technology to meet their business telephone requirements since it is more cost-efficient, user-friendly, and reliable.
And that’s why I reviewed some of the 17 best VoIP providers on the market today.
Let’s get started.
Here’s a list of some of the best VoIP providers, along with their pros, cons, key features, and more.
Grasshopper is the most popular VoIP provider (and for good reason). It offers a robust and fully-functional VoIP solution on any device.
It allows you to add a virtual phone system to your personal phone and plans start at just $26 per month.
Plus, it provides excellent features for mobile businesses and freelancers that don’t need a landline for business communications.
It is best for small businesses and entrepreneurs that want a professional business phone number routed to their cell phone or computer.
- Vanity Numbers: It offers easy to remember vanity numbers to encourage more customers to call your business.
- Robust Support: It provides 24/7 support from the USA to ensure reliable service at every hour of the day through the week.
- Unified Messaging: Easily manage calls, texts, and emails from a single point to keep track of all useful information.
- Gmail Integration: No need to buy a business suite. Easily link your existing Gmail account for all the information.
- It offers vast options of vanity, local, or toll-free numbers. You can also port your own number easily.
- Leverage Timeline View feature to track all interactions that happened with the contact.
- Deliver quick replies and updates through text messages from your business number.
- Efficiently send incoming calls to voicemail through the click of a button.
- Reliable calling to ensure clear voice on calls.
Its paid plans start at $26 and go up to $80. They also offer a 7-day free trial.
Get started with Grasshopper today.
CloudTalk helps you create a virtual network phone framework for customer service and sales teams efficiently. The tried and tested VoIP software vendor has provided services to over a thousand clients and offers robust VoIP solutions.
CloudTalk is one of the leading VoIP providers for call centers.
- Personalization: CloudTalk allows you to create personalized greetings that you can play based on different situations.
- Internal Phone Number Tags: Give employees a tag so that they and agents are instantly able to figure out the number the client has dialed and how to adjust their approach.
- Skills-Based Routing: It is capable route inbound calls to a specific agent depending on their capabilities and skills required to meet the requirements of the caller.
- Speech To Text: CloudTalk’s speech recognizer efficiently converts calls into text transcripts that can be searched easily in recordings.
- Get international phone numbers with geographic or non-geographic pin codes for over 70 countries.
- Easily define your business hours to make yourself available for calls only during the specified hours.
- Automatically redirect incoming calls of customers to the specified phone number every time your agent is either busy or unavailable due to some reason.
- Through real-time customer card agents can get access to end-to-end caller data.
- Easily integrate CloudTalk with the external systems to import and export contacts and enable to maintain the regular download history of orders, phone calls, and tickets among others.
- Leverage sentiment analytics to monitor your agent’s calls and let supervisors intervene whenever it is necessary.
- Mobile app for iOS and Android could use some small improvements.
- Integration with third-party applications could be more extensive.
Its paid plan starts at $15 per month billed annually and goes up to $35 per month billed annually.
Get started with CloudTalk today.
RingCentral offers a reliable VoIP solution and is most famous for its robust network in the US, Europe, and Asia. The VoIP service comes with an extensive feature range to meet different business requirements.
RingCentral offers full-service VoIP that is perfect for small businesses.
- Audit Trail: This feature allows easy tracking of changes made by any user in the phone system. It offers a searchable account history to resolve critical issues easily.
- Hot Desking: Users can easily log in to shared phones share their own voicemail, extensions, greetings, and other features.
- Video Conferencing: It is a video conferencing software tool with the ability to conduct a meeting with up to 500 people.
- Business MMS and SMS: It eliminates the usage of personal phones by providing a professional text solution.
- Easily collaborate with teams by chatting in real-time through any internet-enabled device.
- Eliminates the need for multiple passwords with a single sign-on facility.
- Its analytical portal offers consolidated Live Reports, Quality of Service Reports, and Meetings Dashboard at a single place, along with over 30 new metrics, endpoint reporting, and data visualization.
- Leverage live reports to track agent performance and gauge customer satisfaction.
- Easily connect with up to 1,000 people through its audio conferencing facility.
- Leverage free calling to global offices to cut down phone bills.
- They outsource their customer support.
Its pricing plans start from $19.99 per month per user and goes up to $49.99 per month per user.
Nextiva offers a perfect balance of essential features and reasonable pricing. Moreover, the VoIP service provider offers robust lines to handle multiple calls efficiently and reliably.
It is one of the best VoIP providers for businesses that are looking for reasonably priced VoIP services with decent features.
- Automate Customer Data: Put all your customer data at one place automatically, including call data, account history, and notes, among others.
- Know your Customer: It allows a deeper understanding of the customer by tracking and sharing information across business channels to empower teams to act accordingly.
- Live Chat: This feature enables agents to have live customer chat for faster resolution of queries while boosting overall business efficiency.
- Manage Customers: Easily manage all customer interactions to keep the context after the conversation is over.
- Its HD VoIP service ensures high quality of calls in a reliable and secure manner.
- Leverage Nextiva smartphone app to stay connected with customers from any location in the world.
- It offers unlimited calling in the USA and Canada.
- Make your phone bell ring differently based on the phone number to identify priority calls easily.
- Leverage SIP trunking to quickly establish, modify and also terminate multimedia sessions.
- Connect with customers easily through instant messaging.
- User Call Screening feature to easily decide whether to take or reject a call.
- Get textual notification straight in your smartphone through its voicemail-to-text feature.
- International calling is relatively expensive than other competitors.
- Pricing plans are confusing.
Its pricing plans start from $30 per month but could vary depending upon the number of users you are selecting.
Ooma offers affordable VoIP services that are most suitable for small and medium-sized businesses and freelancers. On top of that, it also provides robust, scalable solutions that can easily support your growing business.
Ooma is best suited for small businesses and freelancers.
- Enhanced Call Blocking: Stop telemarketers and spammers from calling your business through automatic call blocking.
- Multi-Ring: Leverage this feature to ring multiple devices, including your VoIP phone and smartphone app to never miss a call.
- Virtual Receptionist: Automate the management of incoming calls through routing and messaging callers.
- Mobile App: Manage all business call on the go through its free mobile application.
- Offers easy setup and installation.
- Offers unlimited calling service in the U.S., Mexico, Canada, and Puerto Rico.
- Charges lower international calling rates than other competitors
- Transfer numbers free of cost.
- Each user gets a conference bridge.
- Sends voicemail through an email attachment.
- Higher usage limits for call parks, conference, and extension monitoring, among others.
- Its hardware cost is higher than other VoIP options.
- Users have complained about call drops.
It offers two pricing plans, including $19.95 and $24.95 per month per user.
Bitrix24 offers free VoIP service and works with both call centers for outbound and inbound calls and as an internal PBX system. The best part is that it provides an efficient solution for remote teams to help them communicate efficiently.
It is one of the best options for small businesses and remote teams that need to stay connected constantly.
- CRM: Bitrix24 is the only free VoIP service that also offers a fully-featured CRM for its customers. Hence, you can easily identify and connect clients with relevant people in the team.
- Real-Time Communication: Leverage its wide range of RTC tools, including WebRTC, IM and Group Chat, Audio/Video calls, HD Video conferencing, Screen sharing, and PC/Mac/Linux/iOS/Android, among others for real-time communication.
- Customizable: It also comes with highly customizable self-hosted editions available with source code access.
- Private Cloud: Leverage its Private Cloud Suite to have highly secure and private conversations with high customization.
- Efficient API and SDK documentation that enables developers to integrate Bitrix24 with other third-party services easily.
- Leverage its free mobile applications for easy access to social intranet and efficiently collaborate on different projects from remote locations.
- Efficiently interact with colleagues outside your browser through the Desktop app that comes powered with group chat, online indication, the messenger with a contact list, and file sync with personal files in Bitrix24.
- You can leverage Bitrix24 as call center software. Its basic version is free for up to 12 users.
- Free version imprints a Bitrix watermark on every email.
- New users might have to face a steep learning curve to use the software efficiently.
Bitrix24 is available free of cost for a team of 12. The paid plans start from $17 per month and range up to $139 per month.
7. Verizon VoIP.
Everyone knows the name of Verizon for its mobile phone and fiber optic internet service in the USA. But it also provides a reliable and efficient VoIP business service for end-to-end business telecommunication needs.
Verizon VoIP offers one of the best service packages for mid-sized businesses.
- Auto Attendant: Verizon offers the facility of a virtual receptionist that allows customers to select the person they want to talk to.
- Hunt Group: This feature automatically transfers calls from one line to another until someone in your office picks up the calls of customers.
- Shared Call Appearance: This feature allows businesses to operate multiple phones to make and receive calls on behalf of other users.
- Visual Voicemail: It allows users to see who has left the voicemail on a smartphone or computer without listening to it.
- Allows you to park incoming calls reliably until your agent answers the call.
- You can quickly transfer ongoing calls between your IP phone and the smartphone.
- Enables you to easily manage voicemail, call history, and other essential features through its My Phone site.
- It comes with a robust Administrator Web Portal called “My Account” through which users can easily manage features for the business or individuals.
- Enables automatic transfer of calls to a preset number in the event of a power outage.
- You can view the detailed history of outgoing, incoming, and missed calls for business analytics.
- Small businesses may find it a bit costly.
- Offers limited fiber optics.
The paid plans start from $94 and go all the way up to $249.
SIP.US is a low cost yet reliable VoIP provider. It is capable of working efficiently on any broadband connection and comes powered with unlimited connection plans. Moreover, SIP.US is easy to set up, and you can get started right away.
SIP.US is a reliable option for businesses looking for a low-cost yet robust VoIP solution for their business.
- Powerful Control Panel: It offers a highly capable and easy-to-use control panel to efficiently manage the account, including purchase and manage phone numbers, review and export real-time call data records and manage, add, change or discontinue service, and billing.
- Tier-1 Redundant Network: It leverages only Tier-1 upstream service providers to route your business’ SIP traffic for the best quality redundant network and voice experience.
- DID Coverage: It offers a massive database of DID numbers all over the US with instant provisioning of numbers.
- Own Bandwidth: It provides the flexibility to businesses to select the bandwidth supply of your preference including Cable, T-1, DSL or Metro Ethernet.
- It offers International DIDs in over 40 countries across the globe.
- It comes with automated dialing for efficient telemarketing.
- SIP.US comes simple prepaid pricing with no contract.
- The VoIP service software offers a free trial of 60 minutes for outbound calling.
- It provides easy setup and configuration in the system to enable you to start calling immediately.
- Offers limited features that would look inefficient for any large enterprise.
- International rates comparatively higher than other competitors in the market.
It offers a simple pricing plan of $24.95 per month.
9. AVOXI Genius.
AVOXI offers an affordable and highly efficient virtual VoIP solution. The software is capable of efficiently managing all your business communications requirements through an intuitive and web-based contact center.
The cloud-based VoIP software is an efficient solution for business that are looking for agility, flexibility, and low infrastructure costs.
- Automated Call Redistribution: Route your call to the most eligible agent efficiently without any confusion.
- Call Queues: It is capable of setting up an unlimited number of call queues while managing advanced features, including queue callback, custom greetings, custom ring rules, and more.
- WebRTC Softphone: It offers an upgrade to AVOXI Genius WebRTC softphone from the regular phone for better voice clarity and reliable connectivity.
- Cloud IVR: Enables cloud IVR to assist callers in navigating on their own for the best agent as per the requirement. It also helps in efficiently managing intros, IVR menus, and routing options, among others.
- It is capable of activating virtual phone numbers in over 160 countries.
- Easily track call outcomes and manage customer information with call disposition ratings and summary notes.
- Ensures efficient call monitoring by listening to your agent and caller interactions in real-time to maintain quality standards.
- Leverage Call Whisper feature to give helpful suggestions to other agents while staying on calls without notifying the caller.
- Requires a steep learning curve to leverage all its features.
- Its base plan offers limited features. You have to pay more to buy its enterprise plan and leverage all features.
Its Genius Contact plan and Genius Enterprise plans cost $25 and $50, respectively. You also get a free trial.
Blueface is capable of efficiently handling all the configuration of the cloud PBX phone system and handsets. Moreover, it enables businesses to focus on their core capabilities by providing a unified communications platform.
The SaaS-based VoIP solution is most suitable for call centers, SMEs, and large enterprises.
- Dedicated Support: It deployed a team of experts for dedicated customer support round the clock.
- Unified Communication: It leverages its lightweight and multi-tenant UC Platform for easy-to-setup that offers all-in-one features along with secure carrier services.
- Blueface API: It comes equipped with a developer-friendly API for seamless integration that efficiently augments the current business system.
- Design and Implementation: The lightweight VoIP software is easy to implement and offers a user-friendly design interface.
- Create your global presence in international markets by providing customers a local number of that particular area to make calls or have calls delivered straight to your office without any cost.
- Make your business communication easier with mobile, virtual fax, landline, IVR, and multisite deployment among others.
- Deliver reliable service through its interconnected data centers.
- Leverage unlimited access through single credentials.
- Pricing is relatively higher than its peers.
You can’t access the pricing plans on the official website. Instead, request quote-based pricing by contacting their customer representative.
Freshcaller is a cloud PBX system that offers VoIP services to enable its users to have contextual conversation sans any hardware or maintenance costs. Moreover, it helps you monitor live calls and maintain call recordings for future references.
Freshcaller is a great offering for small teams and startup businesses.
- Real-Time Dashboard: It comes equipped with a centralized dashboard. The system enables the VoIP administrator to add or remove phone numbers, teams, users, and other required customizations via a real-time dashboard.
- Call Masking: To protect the interests of your business, Freshcaller comes equipped with call masking. It shows a proxy phone number in place of the original number as per your preference.
- Performance Monitoring: Easily track the performance of your VoIP phone system in terms of quality of service, call duration, and resolutions provided. Users can also leverage advanced analytics features to optimize the call menus for delivering more intuitive customer support.
- Virtual Phone Numbers: Leverage virtual phone numbers of any type, including both domestic, international and toll-free numbers for landline, mobile phone, and virtual phones.
- Route calls based on several set parameters, including business hours, locations, and technical skills required to resolve the query.
- Leverage multiple call queue management features, including call screening, call barging, call waiting, call conferencing, auto-attendant on-hold music, call forwarding, and voicemail, among others.
- Being a lightweight VoIP software, it eliminates the need to buy phone equipment, including line connections, PBX, telephone handsets, and more.
- Offers robust device interoperability to connect with people on any device.
- Leverage international phone numbers to multiply your global business footprints from a single office to over 50 countries.
- Ensure more streamlined management of calls during holidays through.
- The integration with Fresh Desk could be made better.
- The user-interface requires a decent learning curve.
The paid plans start from $19 and go up to $59 per agent per month.
3CX offers a robust and reliable unified communication solution. It is most suitable to meet the advanced needs of businesses, including modern contact center features, mobility, and status, among others. Moreover, the it comes with a smooth and efficient setup that you can integrate seamlessly into the system.
It is one of the best on-premise VoIP providers for enterprises that want to leverage their own server for business communications.
- Mobile Apps: Leverage its Android and iOS mobile applications to carry your office extension to any location. Make or receive calls from anywhere and also quickly transfer the call to your colleague.
- Unified Communications: Easily integrate and enable several communication methods within the business process, including calls, SMS, video conferencing, Live Chat, and email.
- WebRTC Web Conferencing: With a click, start live meetings, presentations, conferencing, and training through a TCP/IP connection. Simply connect through telephone or use the computer’s speakers and mic with a VoIP connection.
- CRM Integration: Leverage all the efficient features of a CRM system through robust integration that can help you enhance the efficiency of the business process.
- 3CX offers a highly cost-efficient solution that is capable of cutting down the communication costs substantially of any business.
- Being an open standard platform, it allows the companies to choose and control their phone numbers, SIP trunk, and cloud provider among others.
- It offers automatic configuration of phones and SIP Trunks.
- Automatically deploy upgrades and updates easily.
- Browser-based video conferencing is available for all the users.
- Offers robust and reliable integration with leading third-party CRM applications.
- Limited customization options outside of the user-interface.
- It is quite expensive in comparison to other options in the market.
Its starting price is $250 that gradually increases based on simultaneous calls requirement by the business.
MessageBird offers a smooth and efficient VoIP solution to engage with customers by any channel through a single platform. It also allows easy integrations with the business within minutes through a few lines of code.
It offers an end-to-end solution to businesses looking for a robust platform to engage with customers via voice, SMS, and WhatsApp.
- Scalable APIs: It comes equipped with auto-scaling APIs that allow businesses to scale faster and more efficiently.
- No Code Solutions: Leverage its powerful dashboard tool to map the journey of customers that earlier required extensive coding.
- Robust Support: It offers 24/7 support with its team working from 7 countries.
- Flow Builder: Leverage its visual editor to create customized communication flows without writing a single line of code.
- It allows attaching of different numbers from multiple countries in a single flow.
- Leverage pre-built Voice and SMS to create communication flows within minutes.
- To deliver a highly personalized experience, it creates rich profiles of active channels for all customers.
- Avoid the maintenance of multiple connections. Leverage its single API to connect to an evolving directory of communication channels easily.
- Its chat feature threads multiple conversations of customers together to help your agents gain better context and insights about the customer’s issues.
- Receive and deliver messages globally.
- Customer support could be improved.
- Manual approval of PayPal payments takes a lot of time.
It offers a free trial version and a pay-as-you-go model.
JustCall is an easy to set up VoIP provider for businesses. It offers excellent features and highly reliable service. The best part is that you can easily integrate the software and start within minutes.
JustCall is best suited for call centers and customer support teams.
- Voicemail by Email: It helps you forward the unanswered calls of the customers to a voicemail whose link is directly mailed to the agent for easy access.
- Appointment Scheduler: Easily share an attractive appointment scheduler with potential customers or web visitors to schedule an appointment or a call.
- CRM Integration: It offers robust and reliable CRM integration with multiple vendors, including Salesforce, Zoho, Pipedrive, and more.
- Call Logs & Recordings: Easily analyze all your call recordings and logs by using advanced filters, including date and time of outgoing or incoming calls.
- It records every call so that you can use it later for scrutiny or quality purposes.
- It offers efficient desktop applications for Windows, Mac, and Linux to enable users to make calls from their computer screens.
- Leverage Call Distribution and Concurrent Call feature to easily route calls to one or more team members.
- Schedule calls with customers and tag agents to make or receive calls at the requested time.
- Forward one or all your business-related calls directly to your business.
- JustCall allows secure portability of toll-free or local business numbers.
- Call quality is not top-notch.
Its paid plans are available at $25 and $50 per month per user. You can secure a discount by buying the annual plans.
ZoiPer is an intuitive VoIP provider that is best suited to handle the business requirements of all sizes. Moreover, it offers robust security features and a host of reliable, cost-efficient solutions.
ZoiPer is best suited for freelancers and small businesses that don’t need an elaborate setup for their business needs.
- Free Encryption: It offers end-to-end free encryption for texts, voice calls and video calls with TLS/SRTP and ZRTP technology.
- Compatible: It is highly compatible with Windows, Mac, Linux, Android, iOS and even browsers.
- Unified VoIP Communication: Allows you to leverage a single platform to do all types of communication, including Fax Audio, Video, Instant Messaging, and Presence.
- Cheap Calls: Get free calls among ZoiPer users. It also provides the option to choose the preferred provider who offers the most affordable call rates.
- You can combine multiple providers to optimize for the cheapest average call rates.
- Leverage automatic provisioning options to restrict the complex interface of the system to ensure all users are able to use the platform easily.
- It consumes low memory and CPU computing power to enable quality calls even on less capable hardware configurations.
- Efficiently leverage email plugins and browser extensions to make calls straight from the browser or mail client.
- Leverage installed service and remote provisioning to automate preconfigured phones’ deployment easily.
- Lock functionalities that are not required to cut down on internal support costs.
- The call button becomes ineffective during on multiple occasions.
- The free version comes with a limited set of features.
ZoiPer provides a free version. Next, the paid plan with an advanced set of features comes at $44. It also offers a custom plan with customized pricing.
The Weave offers unique software and hardware integration that enable businesses to retain customers and achieve sustainable growth through efficient communication. Moreover, it provides an intuitive interface that is easy to use and keeps you connected with the customers.
Weave is best suited for businesses that are looking for a capable VoIP provider for their customer support teams.
- Weave Phones: It offers a smarter phone system that can enable agents to assist new and existing customers more efficiently through relevant and actionable information on every call.
- Dedicated Business Line: Stay more efficient by keeping personal and business messages separate and manage all your calls on the mobile application when you are not in the office.
- Customer Insight: Weave provides all the relevant information about the customer even before you start the call. Know information, including customer’s name, overdue balance, task, special notes, and upcoming appointment on your phone screen when the customer calls you.
- Manage Review: Monitor all the reviews posted about your brand on all relevant channels, including Google. Request your customers to post reviews and monitor each new review in real-time through push notifications.
- Send highly personalized messages quickly to customers for appointment reminders or if you haven’t seen them in a while.
- Automatically send birthday greetings, customized appointment reminders, payment schedule reminders, and an invite to leave a review.
- Alert or notify your colleague to quickly take on customer queries or get prepared for upcoming questions in advance.
- Offer secure and smooth payment processing by immediately sending pay links to the clients.
- Automated phone call features are absent.
It provides a free demo. However, the pricing plans are available on request only.
Cisco is one of the pioneers in delivering VoIP services to business enterprises. Its Unified Communications Manager is capable of bringing people together anywhere, anytime, and on any device. Moreover, it leverages its robust integrated collaboration to facilitate video and voice calling along with mobility and text messages.
Unified Communications Manager By Cisco is best suited for large enterprises that require robust, highly secure and efficient VoIP software solution without any budget constraints.
- Highly Secure: It supports the latest authentication, communication, and encryption protocols. It offers compliance with major industry certifications and secures data and communications for customers in manufacturing, retail, financial services, and government at the global level.
- CADI Services: Cisco Custom Application and Development Integration (CADI) services help you achieve highly customized and optimized third-party integration.
- Managed Services: Cisco can help in efficiently monitoring your applications and devices to keep them compliant regularly.
- Enhanced Mobility: It comes with robust features that allow workers to work from remote and mobile locations efficiently.
- Offers the best in class security and reliability.
- It provides support for up to 80,000 users to meet the need of large enterprises.
- Cisco offers robust and efficient integration with third-party vendors.
- You can leverage the VoIP service as a private cloud or publicly hosted service.
- It provides modern solutions for unified communications for greater security and efficiency.
- It requires a pretty steep learning curve to leverage all its features.
- It is a costly proposition for small scale businesses.
It offers customized pricing plans based on the requirements of a business.
To put it simply, VoIP stands or Voice over Internet Protocol is a technology that helps you transmit phone calls over an internet connection. VoIP sends voice data in packets through IP (Internet Protocol) that is more secure, efficient, and reliable. Moreover, it allows users to make phone calls to any number in the world, send text messages, alerts, emails, and much more.
VoIP also allows sales and support teams to become more resourceful and productive through a host of features, including easy collaboration, mobile phone access, customer insights, and call analytics, among others.
With digital transformation happening at a rapid pace in organizations, organizations are also embracing VoIP to become more secure and data-driven.
Here are a few basic things that you must look for in a capable VoIP provider:
- CRM Integration – Robust CRM integration with VoIP will allow the business to efficiently drive sales while achieving a higher degree of customer satisfaction.
- Mobile Application – iOS and Android applications will enable your agents to stay connected on the go and never miss a call.
- Robust Customer Support – Look for a VoIP provider that offers robust customer support the setup and after-sales to help you keep the system running efficiently.
- Analytics and Insights – Having access to customer insights and call data analytics can help you enhance call support and chalk out a better sales strategy that is data-driven.
That wraps up my list of the best VoIP providers on the market today.
However, the best option for you will depend on your business needs. If you are a large corporation with thousands of employees, then investing in a credible and big-name VoIP service provider like Cisco makes sense.
But if you are an individual or a small business, then you might want to consider options like Bitrix24, MessageBird, and ZoiPer. The best part about these VoIP providers is that they come with a free version and offer substantial upgrades at nominal prices.
Hence, you need to analyze your business needs thoroughly to decide upon the features you need. You might also want to compare the prices to find out an option that offers the best value for your money.
Which one of these VoIP providers are you planning to use? Let me know in the comment section below.
Recommended Reading on AdamEnfroy.com: If you’re looking for other business software solutions, check out my guides to the best project management software, best payroll software, and best accounting software to use this year.