VoIP phone systems can help businesses reduce communication costs while offering more flexibility than traditional landlines. However, the cheapest advertised plan is not always the best value. Calling allowances, billing terms, user limits, and add-on fees can all affect what you ultimately pay.
To help you compare your options, I evaluated and ranked affordable VoIP providers based on pricing, general and advanced features, ease of use, customer support, and overall value. Zoom Phone emerged as the best overall cheap VoIP service, combining low-cost calling plans with built-in AI and collaboration tools. Dialpad is a close second for AI-powered business communications, while RingCentral offers more integrations and room to grow.
Cheapest VoIP phone service | Best for | Monthly starting price | Overall score |
Low-cost metered calling | $10.50 per user | 4.27 | |
AI-powered business communications | $27 per user | 4.12 | |
Features and integrations | $30 per user | 4.11 | |
Flexible unified communications | $19.99 per line | 3.95 | |
Privacy and flexible plans | $18 per user | 3.80 | |
Scaling into customer experience | $23 per user | 3.64 | |
Solopreneurs | $14 per month | 3.18 |
Why you can trust us
At TechnologyAdvice, our editorial team evaluates numerous business software tools each year using a standardized methodology. For this guide, I analyzed provider pricing, plan terms, included features, product documentation, and real-world use cases. I also reviewed product demonstrations and third-party user feedback where available.
I have more than a decade of experience researching and evaluating communication platforms and technology. My goal is straightforward: to help you make confident software decisions more quickly. If you want to learn more about the criteria used in this guide, visit the methodology section at the end of the article.
Comparing the cheapest VoIP phone services
An inexpensive VoIP plan is not necessarily a good value. A low advertised price may cover only metered calling, require annual billing, limit texting, or exclude features such as call recording and advanced routing.
For this guide, I considered more than the initial subscription price. I also examined billing terms, calling allowances, add-on costs, call management, integrations, artificial intelligence, reliability, and customer support. That approach helps identify providers that remain affordable after you add the capabilities your business actually needs.
Zoom Phone: Best overall cheap VoIP service
Pros
- Offers the lowest advertised entry price among the providers featured in this guide
- Provides metered, unlimited regional, and international calling plans
- Includes AI Companion features for calls and voicemail
- Can be bundled with Zoom Workplace for additional collaboration tools
Cons
- The entry-level plan meters outbound calls
- Toll-free numbers are not included
- Advanced customer engagement features require an additional package
- Businesses may need a more expensive plan or bundle to access unlimited calling and broader collaboration features
Why I chose Zoom Phone
When reviewing the most affordable VoIP providers, Zoom Phone stood out to me as the clear price leader. At just $10.50 per user per month for metered calling, it’s one of the lowest entry points I’ve seen across dozens of business phone systems I’ve evaluated. For small teams or startups looking to minimize costs, it offers a reliable way to obtain a dedicated business line without a significant upfront investment.
From my experience comparing platforms, Zoom Phone becomes even more compelling if you’re already using Zoom Workplace. The ability to bundle voice, video, and AI tools into a single ecosystem adds meaningful value beyond basic calling. That said, I noticed that some advanced call-handling and analytics features are less extensive than those of higher-priced competitors. Still, if your priority is getting dependable VoIP service at the lowest possible cost, Zoom Phone is one of the strongest options.
Gallery
Key features
- AI Companion: AI tools can generate call summaries, extract tasks, prioritize voicemail, and support post-call follow-up.
- Metered or unlimited calling: Businesses can choose a lower-cost metered plan or upgrade to unlimited US and Canada calling.
- Multi-device support: Users can make and receive calls from multiple devices and applications.
- Zoom Workplace integration: Calls can be elevated to video meetings and connected with team chat and collaboration tools.
- Online fax: Users can send and receive faxes through a Zoom Phone number.
- Billable-hours tracking: Professionals can track time spent on client calls.
Pricing
Zoom Phone plan | Monthly price |
| US & Canada Metered | $10.50 per user |
| US & Canada Unlimited | $16 per user |
| Global Select | $20.50 per user |
Zoom Workplace and Phone bundle | Monthly billing | Annual billing |
| Phone + Workplace Pro Plus | $24 per user | $20.50 per user |
| Phone + Workplace Business Plus | $29 per user | $24.50 per user |
Dialpad: Best for AI-powered business communications
Pros
- Includes AI features such as real-time transcriptions, call summaries, and automated action items
- Offers free number porting for eligible local and toll-free numbers
- Provides messaging, video conferencing, file sharing, and other team collaboration tools
Cons
- Internet fax is an add-on
- Additional numbers and extensions may cost extra
Why I chose Dialpad
When evaluating VoIP providers with built-in AI, Dialpad consistently stood out to me for its early and deep investment in automation. While many platforms are now adding AI features, Dialpad has been building around conversational intelligence since 2018, and that maturity shows. In my experience reviewing these tools, it offers one of the more practical and well-integrated AI feature sets at this price point.
During my comparison, I found Dialpad particularly useful for automating everyday tasks such as call transcription, post-call summaries, and voice analytics. These features make it easier to stay organized and collaborate without relying on manual note-taking. I also see strong value in its free number porting, which lowers the barrier for teams switching providers. For businesses that want affordable VoIP with meaningful AI capabilities baked in, Dialpad is one of the more compelling options.
Gallery
Key features
- AI transcription: Dialpad provides real-time call transcription, allowing users to document conversations without relying entirely on manual notes.
- AI recaps: After a call, Dialpad can produce a summary, capture action items, and organize important discussion points.
- HD meetings and calling: Dialpad supports high-definition calls and video meetings through its desktop and mobile applications.
- Custom call routing: Businesses can configure fixed-order, skills-based, and automated routing workflows.
- Real-time analytics: Reporting capabilities include call tagging, sentiment analysis, performance dashboards, and interaction data.
- Team collaboration: Messaging, meetings, calling, and file sharing are available within the broader Dialpad platform.
Pricing
Dialpad Connect plan | Monthly billing | Annual billing |
| Standard | $27 per user | $15 per user |
| Pro | $35 per user | $25 per user |
| Enterprise | Contact sales | Contact sales |
RingCentral: Best for features and integrations
Pros
- All plans include unlimited US and Canada calling, team messaging, an auto-attendant, and visual voicemail
- Offers AI assistance for calls, video meetings, messages, and voicemail
- Supports hundreds of integrations as well as APIs and developer tools
- Provides a 14-day free trial for new RingEX subscribers
Cons
- The $30 monthly starting price is one of the highest in this guide
- Automatic call recording and some advanced monitoring tools require an upgrade
- SMS allowances are limited by plan
Why I chose RingCentral
When reviewing RingCentral as one of the cheapest VoIP phone services, I consistently found it stood out for the extensive functionality it offers at the entry level. Even on the Core plan, it offers a strong baseline of features, like unlimited domestic calling, messaging, and built-in AI tools, without immediately pushing you to upgrade. Compared to other providers I’ve reviewed, that’s not always the case, especially when essential features are often locked behind higher tiers.
In my experience assessing VoIP features, RingCentral delivers one of the most well-rounded subscriptions for small to midsize teams, particularly those operating primarily in North America. While it’s not the most cost-effective option for businesses with heavy international calling needs, its depth of integrations and AI-powered capabilities make it a reliable choice for teams that want room to grow, especially in call center or customer support environments.
Gallery
Key features
- AI Assistant: RingCentral can generate call and meeting notes, transcribe voicemail, summarize conversations, and help draft or translate messages.
- IVR editor: The visual editor helps businesses create phone trees and route calls without writing code.
- Integrations: RingCentral integrates with hundreds of CRM, productivity, customer service, and collaboration applications.
- Hardware options: Businesses can purchase certified VoIP phones or use supported existing equipment.
- Expandable services: Optional products include AI Receptionist, Conversational Intelligence, Call Queues Booster, and Business SMS Booster.
Pricing
RingEX plan | Monthly billing | Annual billing |
| Core | $30 per user | $20 per user |
| Advanced | $35 per user | $25 per user |
| Ultra | $45 per user | $35 per user |
| Customer Engagement Bundle | Contact sales | Contact sales |
Vonage: Best for flexible unified communications
Pros
- Includes unlimited domestic calling and SMS/MMS across plans
- Provides virtual receptionist functionality and core call management
- Lets businesses build a customized communications package
- Supports mobile and desktop applications on every plan
Cons
- Video meetings, desk phones, team messaging, and integrations require Premium
- Several capabilities are sold separately
- Add-on costs can make the final price difficult to predict
Why I chose Vonage
When evaluating VoIP providers that also offer unified communications, Vonage stood out to me for its flexibility. While it’s often positioned as a UCaaS platform, its VoIP foundation still delivers cost savings on hardware and calling, especially for businesses looking to modernize their phone systems. In my experience, it’s a strong option for teams that want more control over how they build their tech stack.
That said, in my comparison, I noticed that many of Vonage’s collaboration features, such as team messaging and meetings, are reserved for higher-tier plans or offered as add-ons. This means costs can increase quickly depending on your needs. Still, if you prefer a customizable approach that lets you choose specific VoIP and UCaaS features rather than paying for a bundled package, Vonage offers greater flexibility than many competitors.
Gallery
Key features
- Bring your own device: Employees can access Vonage from computers, smartphones, tablets, and supported desk phones.
- Virtual receptionist: Automated menus answer and route incoming calls.
- Spam Shield: Users can identify and block unwanted calls.
- Team messaging: Premium and Advanced users can message coworkers, share files, and collaborate through the VBC apps.
- Video meetings: Premium and Advanced support video meetings with up to 200 participants.
- Integrations: The VBC App Center provides more than 20 integrations beginning with Premium.
Pricing
Vonage plan | Standard monthly price |
| Mobile | $19.99 per line |
| Premium | $29.99 per line |
| Advanced | $39.99 per line |
Phone.com: Best for privacy and flexible plans
Pros
- Allows businesses to mix and match plans for different users
- Offers HIPAA-compliant communication options
- Provides video meetings across plans
- Includes a 30-day money-back guarantee
- Offers AI-powered routing and scheduling as an add-on
Cons
- Phone numbers and toll-free capabilities vary by plan and configuration
- SMS requires carrier registration and may include additional fees
- Several features require upgrades or add-ons
Why I chose Phone.com
Although Phone.com doesn’t have the deepest feature set on this list, it strikes a solid balance between functionality and flexibility. What stood out to me most during the evaluation was its “mix-and-match” pricing model, which lets you assign different plans to different users. In my experience, that level of customization can make a real difference in controlling costs, especially for teams with varying needs.
Another area where Phone.com stood out in my research is its strong focus on privacy and compliance. It’s one of the few budget-friendly providers that offers HIPAA-compliant communications across both voice and video. Even for businesses outside healthcare, that higher security standard can be a major advantage. If data protection and flexible pricing are priorities, Phone.com is a practical and cost-conscious choice.
Gallery
Key features
- HIPAA compliance: Phone.com offers options for organizations that handle protected health information.
- Video conferencing: All plans include video meetings, although participant limits vary.
- Voicemail features: Voicemail-to-email is available across plans, with transcription available on eligible subscriptions.
- Live Answer-Connect: Businesses can add professional receptionist services.
- AI-Connect: The AI add-on can route calls, answer common questions, and schedule appointments.
- ProSIM: Users can add a separate business line to a compatible mobile phone via the device's native dialer.
Pricing
Nextiva: Best for scaling into customer experience
Pros
- Combines business calling, video meetings, SMS, and team messaging
- Offers customer-experience capabilities beyond basic VoIP
- Provides 24/7 customer support
- Includes social media, online review, and shared-inbox tools
- Can scale into call-center and AI-assisted customer-service workflows
Cons
- Engage costs $50 per user with monthly billing
- CRM integrations and several communication features may require add-ons
Why I chose Nextiva
Nextiva is not often the first provider that comes to mind when considering cheap VoIP services, but it is one of the best providers on the market for improving customer experience. With a wealth of premium features, a legion of valuable add-ons and upgrades, and an enterprise-focused design, it’s the best fit in this list for larger teams with room in the budget to grow.
Therefore, Nextiva is my top choice for an affordable premium option that offers everything from reputation management to AI receptionists. At the same time, many of the more desirable features are available only to top-tier subscribers, unlike brands like RingCentral, which offer access to these functions at the entry-level tier. But if top-tier was where you were aiming in the first place, then Nextiva is your best bet.
Gallery
Key features
- Unified inbox: Teams can manage calls, messages, email, social interactions, and customer requests from a central interface.
- Review and social management: Nextiva supports branded social accounts and online review monitoring.
- Business SMS: Core includes 100 messages per user per month, Engage includes 500, and Scale includes unlimited texting.
- Advanced reporting: Engage adds more extensive reporting and customer-interaction data.
- XBert AI Receptionist: The optional AI receptionist can answer calls, schedule appointments, and respond to routine questions.
- Customer-experience tools: Higher plans support advanced routing, AI summaries, journey orchestration, and contact-center workflows.
Pricing
Nextiva plan | Monthly billing | Annual billing |
| Core | $23 per user | $15 per user |
| Engage | $50 per user | $25 per user |
| Scale | $75 per user/month | |
Grasshopper: Best for solopreneurs
Pros
- Separates personal and professional calls without requiring another device
- Uses flat account pricing rather than charging separately for every user
- Includes professional greetings, caller ID, and voicemail
- Offers local, toll-free, and vanity business numbers
Cons
- Does not provide video meetings or broader team collaboration
- Has limited integrations and native AI capabilities
- Advanced routing and recording depend on the selected plan
Why I chose Grasshopper
When reviewing VoIP options for individuals and very small teams, Grasshopper stood out to me for its simplicity. Not every business needs a full-featured phone system, and in many cases, the priority is just separating personal and professional calls without adding extra hardware. Grasshopper does this exceptionally well, offering a straightforward way to establish a professional presence with minimal setup.
During my evaluation, I found its affordability and features especially useful for solopreneurs who want to appear more established or to use VoIP on mobile phones. That said, it’s not designed for growing teams that need video conferencing or advanced collaboration tools. If your needs expand beyond basic calling, I’d recommend looking at providers like Phone.com, which offer more robust communication features at a similarly accessible price point.
Gallery
Key features
- Virtual business line: Users can maintain separate personal and professional numbers on the same device.
- Cross-platform access: Calls, texts, voicemail, and incoming faxes are available through mobile and desktop applications.
- Professional greetings: Grasshopper Voice Studio offers professionally recorded greetings in English, Spanish, and French.
- Call handling: Features include forwarding, simultaneous call handling, call blasting, and business-hours controls.
- Flat-rate plans: Account-based pricing can be more economical than per-user services for certain small teams.
Pricing
Grasshopper plan | Monthly price |
| True Solo | $14/month |
| Solo Plus | $25/month |
| Small Business | $55/month |
How to choose the best cheap VoIP service
If you’ve never heard it before, let me be the first to tell you: there’s no such thing as a one-size-fits-all solution, least of all in software (so don’t let any vendor tell you otherwise).
The fact is, just as no single hat fits every head size and shape, each business has its own unique needs and circumstances. Even within the same industry, one use case can vary wildly from another. However, there are still a few common threads and overlapping factors that are worth keeping in mind if you need help guiding your search. I’ve covered some of the top priorities below in the tabs.
Number of phone lines
Although this is an article about cheap VoIP providers, since the starting price of many of these plans is so close together, it’s the number of business lines you’re paying for that will determine much of the overall cost.
If all you need is a dedicated line for your freelance business, you’re in a very different market than someone looking to connect 2,000 call center workers. Some providers serve one market better than the other, so judge accordingly.
Budgetary limitations
While the cost ranges are (comparatively) close together in this market, there are some noteworthy outliers. Most providers offering affordable plans charge between $15 and $60 per line per month. Costs higher than that are entering more “premium” market ranges, and costs lower than that are rare and usually come with some pretty stiff limitations, such as metered minutes.
Now, most B2B tech has wider price differentials than that, and prices are often much higher for tools like CRMs, PM platforms, marketing automation, and the like. Even so, what seems like a slight price difference for a small team can become significant when scaling up. A choice between $20 and $40 per line per month is nominal for a team of 1 to 5 users. By the time you’re paying for 50 different lines, the gap is already $1,000 per month.
Geographical distribution
Though I’m sure we’d all like to leave terms like “long-distance” and “international calling” behind, they still occasionally come into play in contexts like this. Some VoIP providers still charge extra for international calls, and what constitutes “included” or “add-on” services can vary. This applies to both the caller and the business line that answers.
In other words, you’ll want to be aware of how your team is distributed across geopolitical boundaries. Similarly, you’ll want to know where your customers are calling you from. Because otherwise, an “affordable” solution may prove to be anything but.
Current tech stack
Not everything in our tech stack needs to be interoperable. But some things should, and a few things must. Unfortunately, concerns about compatibility, integration, and user experience can be major deciding factors, ruling out otherwise compelling vendors. Just keep an eye out, and double-check before you sign on the dotted line.
Call management complexity
If you need to be able to juggle calls, park them and pick them up, transfer them, switch them around, and otherwise accomplish some telephone-based wizardry, then mark that as a major priority. Most VoIP services offer some functionality in this regard, but not all do, and some require you to subscribe to higher tiers to access it.
Find out how much you’ll have to pay to get access to the advanced features you want, like intelligent routing and call flow editors, and compare that against competitors (who may include those functions standard, or at a lower price).
Methodology: How did I evaluate the cheapest VoIP phone services?
How did I make these picks? I followed the same inquiry and due diligence process I would if I were signing up for tools like these myself. I start with an initial investigation of the prominent players in the space, based on search results, customer feedback, trusted third-party reviews and lists, and word-of-mouth recommendations.
From there, I review the websites and marketing materials of the leading candidates to understand their target markets, their promises, and the solutions they offer. I compare those value propositions with those of their peers and those mentioned in customer feedback to identify what’s most important to the people using these tools.
Then, I assemble a grading rubric based on these factors and evaluate the top contenders for a given niche. For this guide, I focused specifically on affordability and overall value, using consistent scoring criteria across all providers, including the following:
- Pricing (30%): I compared free-trial availability, entry-level and second-tier subscription prices, and annual or volume discounts to determine which providers deliver the best value at the lowest cost.
- General features (20%): I evaluated unlimited or metered domestic calling, published uptime guarantees, business texting, virtual phone numbers, and essential call-handling capabilities.
- Niche features (15%): I assessed international calling, call recording, AI-powered capabilities, and third-party integrations that add value beyond basic business calling.
- Ease of use (10%): I considered the technical skill required to set up and operate each platform, as well as the intuitiveness of its interface.
- Customer service and support (10%): I reviewed customer-service hours and the availability of live chat, phone, and email support.
- Expert score (15%): I evaluated each provider’s standout features, value for money, popularity, and the transparency and accessibility of its product information.
I also incorporated real-world insights from product demos, user reviews, and hands-on exploration where possible to better understand how these platforms perform in everyday business scenarios.
The rest is pretty straightforward, as I take those results and render them in a much more readable form, which is the guide you see above.
Which cheap VoIP service is best for your business?
Ultimately, the best cheap VoIP service depends on how your business communicates and which features you need beyond basic calling.
Zoom Phone is my top overall choice, earning 4.27 out of 5. Its $10.50 metered plan provides the lowest entry price in this guide, while its unlimited and bundled plans give growing teams access to calling, meetings, messaging, AI assistance, and other collaboration tools.
Dialpad follows closely at 4.12 and is a strong choice for businesses that prioritize AI-powered call transcription, summaries, analytics, and automation. RingCentral earned 4.11 and is better suited to teams that need extensive integrations, advanced call management, and room to expand into customer engagement or contact center services.
For businesses that prefer a customizable unified communications platform, Vonage offers affordable entry-level calling with optional collaboration features. Phone.com is a practical choice for flexible user plans and privacy-conscious organizations, while Nextiva is better for teams planning to expand into broader customer experience management. Grasshopper remains a straightforward option for solopreneurs who primarily need a professional business number and basic call handling.
Before making a final decision, compare the price of the plan that includes the features you actually need. A low starting price can quickly increase when you add unlimited calling, toll-free service, recording, integrations, or advanced routing.
Frequently asked questions (FAQs)
What is the least expensive VoIP service?
Zoom Phone has the lowest advertised starting price among the providers featured in this guide. Its US & Canada Metered plan costs $10.50 per user per month, but outbound calls are metered. Dialpad starts at $15 per user per month with annual billing, while businesses that need unlimited calling can choose Zoom Phone’s US & Canada Unlimited plan for $16 per user per month.
Is there a free VoIP service?
Some applications offer free internet calling, but free services rarely provide the complete functionality businesses expect from a phone system. Common limitations include the absence of a business number, metered calls, advertisements, user caps, restricted customer support, or limited call routing.
Businesses that only need occasional calling may be able to use a free communication application. Companies that need a public business number, multiple users, professional greetings, reliable support, or advanced routing will generally need a paid service.
Do I need a VoIP provider?
You need a VoIP provider if you want to make and receive business calls over the internet using a dedicated phone number and managed calling service. A provider supplies the number, calling network, routing, voicemail, emergency-calling support, and administrative tools.
However, not every business needs a full VoIP platform. A solopreneur may be able to use a cellular business line or virtual number, while a team relying primarily on meetings and email may need only limited phone functionality. The right choice depends on whether customers need a reliable public number to contact your business.