10 Best CPaaS & Call Tracking Platforms in 2026

Have you ever thought about how much more profit you could’ve made if you reached out to every customer at the best possible time with the best possible marketing message and then tracked these customers throughout their journey? Call tracking software for lead generation, combined with customer communication features, can help deliver a sales-driving message that resonates with your leads’ interests and their stage in the marketing funnel.

There are dozens of CPaaS platforms to choose from. Whether you’re a lead-focused or call-focused business, the market is abundant with CPaaS solutions for any need and industry, from finance to insurance to home services to solar and beyond. 

You “only” have to make the right choice.

Without any further ado, below is a curated list of the best CPaaS platforms with call tracking in 2026, based on real data and research from the Phonexa team. We do hope this list will help you lift the quality of customer communications, engagement, and sales.

Get started with Phonexa now to unlock in-depth insights into leads and phone calls.

Top-10 CPaaS Platform for Business in 2026

Twilio: Industry-Leading CPaaS Platform for SMS, Messaging, Emails, Calls, and More

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
4.9M	27.06%	50%	32%	9.7%	1.3%	0.06%	6.14%	0.34%

Without a doubt, Twilio is one of the best communication platforms for business, covering SMS, email, voice, and text, making it an all-in-one customer engagement toolbox. With Twilio, you can personalize engagement while connecting with consumers at scale.

Read also: How SMS Transforms Communication

Here’s what comprises Twilio’s customer engagement toolbox:

• Messaging software for multichannel texting
• Email software for triggered email delivery at scale
• Voice software voice experiences that increase SCAT, sales, and ROI
• Authentication & identity solutions to prevent fraud and secure customer accounts
• Customer data platform to unlock real-time consumer insights

Moreover, Twilio provides in-depth customer interaction insights so you can identify when, where, and what message to send to which user based on their real-time behavior and historical patterns. With over 193 billion messages, 2.2 trillion emails, and 27.9 billion phone calls handled annually, Twilio might be the most time-tested and reliable CPaaS solution out there.

Infobip: An All-in-One CPaaS Platform for Business

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
962K	8.11%	43%	25%	4.7%	2.9%	0.06%	23.95%	0.40%

With over 10,000 active customers and over 100 billion interactions, Infobip is another CPaaS industry leader. The platform offers a unified conversational experience solution that covers the customer journey throughout the marketing funnel from awareness to retention.

Here are some customer communications features with Infobip:

Conversational Marketing	Real-time customer engagement, personalized promotion and product recommendations, and customer interactions insights
Conversational Commerce	Ready-to-use customer journey templates, convenient purchase experiences, personalized customer journey development, and AI-powered recommendations
Conversational Support	Multi-channel customer support, AI-driven insights into customer intent, conversation history insights, and automated routing

Among the target industries are retail, ecommerce, finance, banking, healthcare, travel, hospitality, transportation, and logistics. If you need a platform to cover customer communications throughout the mentioned industries, Infobip might be the best choice.

Sinch: SMS, Email, Voice, and Video Communications in One Place

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
637K	-7.12%	37%	44%	5.0%	2.6%	0.07%	10.14%	0.42%

Sinch offers an intelligent infrastructure for multi-channel customer communications, powered by AI and available via APIs. With over 190,000 customers worldwide, Sinch is one of the most reliable solutions for customer notifications, alerts, security, and overall customer care, enabling comprehensive, well-timed marketing campaigns.

• Applications for customer engagement
• APIs for messaging, email, and voice communications
• Connection to global communication networks

One of the biggest advantages of Sinch is its gigantic size. Among other things, the platform covers over 160 million phone numbers, 700 billion texts and emails, and 100 billion calls annually, supporting over 600 mobile operators. Whether you want to increase sales with efficient marketing, grow customer lifetime value through continuous engagement, or reduce security risks through customer identification and verification, Sinch has the tools to help.

Plivo: Customer Engagement Automation with AI Agents

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
227K	7.27%	36%	48%	6.4%	2.1%	0.05%	6.47%	0.29%

Plivo is a CPaaS solution for SMS, chat, social messaging, and, most of all, AI-driven phone calls. You can build and train conversational AI agents to answer calls, providing humanlike experiences for callers across SMS, WhatsApp, and chat, all to scale your lead generation campaigns, improve UX, and save resources on tasks that cannot be automated.

• AI agents built in minutes
• Humanlike voices in over 10 languages, including brand-on tone
• Integrations with popular CRMS, e-commerce platforms, and productivity tools

To create a conversational AI agent with Plivo, you simply have to provide the initial data – what you want the agent to do – and then the AI will automatically set up actions, triggers, and integrations. In just a few moments, your conversational AI agent is ready to launch. For a better experience, it might make sense to test it first, make adjustments if necessary, and then you’re ready to go.

8×8: Comprehensive CPaaS Platforms for Customer Communications

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
1.55M	12.84%	64%	22%	8.9%	1.2%	0.05%	3.36%	0.36%

8×8 is an all-encompassing CPaaS ecosystem that offers a cloud-based contact center and solutions for phone calls, SMS, messaging, voice, and video. Like Phonexa, 8×8 helps you keep it all in one place while zeroing in on your best phone calls and leads.

• AI-powered contact center
• Unified communication ecosystem for omnichannel engagement
• Communication APIs to connect to consumers on their preferred channels

With 8×8, you can close gaps in user communications and deliver seamless experiences at every touchpoint in the customer journey. On top of that, advanced AI helps you with essential tasks such as call transcription, communication summarization, and sentiment detection.

Telnyx: Voice AI and Call Tracking Platform for Customer Communications

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
492K	29.98%	42%	38%	4.8%	3.1%	0.05%	11.03%	0.44%

Telnyx is a unique call tracking and CPaaS platform that allows you to build your own call tracking solution, rather than providing a ready-made one.

Here’s how you can build a call tracking app with Telnyx:

1. Purchase or port local, national, or international numbers, including toll-free numbers
2. Use their low-code builder to create your own calling and texting application
3. Use attribution and real-time analytics to improve your call generation campaigns

 

When needed, you can port your call tracking numbers to new countries, expanding seamlessly without purchasing new numbers.

Vonage: AI-Driven Communications Platform

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
1.30M	0.48%	64%	20%	6.6%	1.1%	0.06%	7.83%	0.52%

Vonage is a large-scale cloud communications provider that offers a range of products for voice, video, messaging, and other VoIP services. They are not specifically focused on tracking phone calls, but they do offer campaign tracking capabilities for call center agents.

When the caller is connected, the agent already knows the call topic and possibly additional details about the caller. After the call, you can run reports to get insights into the performance of various campaigns, audiences, and sales reps.

Ooma: Call-Focused Intelligence Communications Platform

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
1.44M	-9.60%	68%	23%	3.7%	1.4%	0.07%	3.42%	0.38%

Ooma is a VoIP communication solution for medium- and large-scale businesses, with advanced call tracking and analytics. Industry-wise, they cater to a wide range of industries, including real estate, finance, legal, healthcare, tech, franchises, and more.

• Comprehensive dashboard with the most essential call performance metrics
• Real-time conversation insights to reveal buying objections and room for improvement
• Voice analytics and non-intrusive agent productivity tracking

As for their call tracking, you can track daily and hourly call metrics, call volume trends, and get a call distribution heatmap to identify bottlenecks, such as where higher call counts create overload. On top of that, they offer intelligent call distribution alongside the ability to drag-and-drop a custom call flow.

Mitel: Hybrid Communications Platform for Business

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
214K	0.14%	39%	51%	5.0%	1.8%	0.05%	2.34%	0.34%

Mitel is a global hybrid CPaaS platform, offering solutions for omnichannel customer communications, from a cloud-based contact center to a fully-fledged Mitel AI ecosystem. Industry-wise, Mitel provides tools for finance, education, healthcare, manufacturing, retail, and some other industries, helping businesses connect to the right consumers at the right time.

• Communication solutions for small, medium, and enterprise-sized businesses
• Mitel AI ecosystem for task automation
• Advanced UX solutions to cover critical communications

With over 70 million users globally and 2,100 patents, Mitel is a proven communications solution that helps you effectively generate, nurture, and convert phone calls and leads.

Avaya: Contact Center & Unified Communications Platform

Overall Traffic, Q1 2026	Traffic Dynamics, Q1 2026 vs. Q1 2025	2-Year Average Traffic Share by Channel
		Direct	Organic Search	Referral	Social Media	Mail	Paid Search	Paid Referral
432K	-22.75%	46%	41%	6.3%	1.9%	0.38%	3.92%	0.25%

Avaya is a CPaaS platform that offers tools for customer experiences, employee engagement, and business growth through an AI-driven toolkit for healthcare, education, finance, and other industries. Among the tools are AI self-service options, AI-powered assistants, and comprehensive coverage for digital and physical touchpoints that create a coherent customer journey.

• AI self-service to reduce call volumes, wait times, and operational costs
• Text-to-speech brand voice customization to increase engagement
• Virtual agents for personalized interaction based on the user’s sentiment and purchase intent
• Customer biometric authentication for enhanced security and fraud prevention

Avaya might not have as much traffic as other CPaaS platforms on our list, but it’s trusted by governmental organizations, banks, and healthcare institutions. In fact, all top-10 global commercial and savings banks, over 11,000 healthcare companies, and 115 Federal and National governments use Avaya’s cloud-based contact center.

But then again, even if you’re a larger business not in one of the mentioned industries, Avaya’s enterprise-grade platform might be a solid choice to take customer communications to the next level across marketing channels.

How We Rank CPaaS Platforms

When ranking CPaaS platforms, we considered factors such as overall traffic, including the U.S. traffic share, traffic dynamics, customer engagement, and whether the platform actually provides the CPaaS and other features it claims to offer.

The backbone of our research is 24-month website performance data from SimilarWeb, including quarter-by-quarter traffic, traffic dynamics, and the number of users coming from specific channels, including direct visits, organic search, paid ads, referral marketing, and more.

Last but not least, we’ve gone the extra mile to manually check, within a reasonable scope, every platform in the rating, ensuring the value proposition is there and that each platform can actually be beneficial to your business as a CPaaS solution.

To learn more about how we rank CPaaS platforms, explore our full review & rankings methodology.

How to Connect to the Right Customers at the Right Time with Phonexa

Phonexa is an enterprise-grade performance marketing software suite that covers leads, calls, email, SMS, and affiliate marketing from top to bottom, unlocking granular insights into consumers, including when they switch marketing channels and devices as they move down the sales funnel.

Unlike most other performance marketing platforms and tools, Phonexa provides an all-encompassing ecosystem where free data flows and real-time tracking and analytics ensure you know your consumers at the deepest level. Among other things, you know where your leads and phone calls are coming from, how they engage across channels, and what you can do to nurture them toward a sale and potentially maximize their lifetime value through recurrent sales.

• LMS Sync for lead tracking, distribution, and analytics
• Call Logic for call tracking, distribution, and analytics
• Six additional features for omnichannel marketing

On top of that, you can use Phonexa’s real-time consumer insights and historical performance patterns to optimize lead and phone distribution, as well as follow up on and re-engage bounced and dormant leads and callers with E-Delivery.

Read also: Email Verification To Grow Your Lead-Reliant Business

As for marketing communications, Phonexa’s in-depth engagement and lead quality insights help you pinpoint your best leads, traffic sources, publishers, and partners, along with the optimal timing for communicating when consumers are most responsive. For example, you can prioritize – communication-wise, price-wise, or distribution-wise – high-quality leads submitted to your system for the first time over repeat leads that were not sold before.

Last but not least, with Phonexa’s predictive modeling, you can identify the best platforms, timing, and creative assets to reach specific users. Before running paid ads, you can run dozens or even hundreds of simulations for free to figure out which ads are expected to be more successful when shown to specific audiences. Then you can implement the winning campaigns with less risk.

Get started with Phonexa to zero in on your most profitable leads and phone calls via in-depth customer data insights and data-driven distribution.

Your Enterprise-Grade Software Suite for Leads, Calls, and More

When it comes to customer tracking and analytics for effective communications, Phonexa might be the only software suite on the market that consolidates omnichannel lead and phone call insights under one roof, in a comprehensive dashboard you can use to navigate your business.

From LMS Sync for leads to Call Logic for inbound phone calls to six omnichannel marketing features, Phonexa helps you identify the best timing, channels, approaches, and other marketing factors to grow your ROI. Above all, you save tons of time and effort by not having to juggle multiple tools and reports in order to streamline your marketing.

 

Here are the two core products you get as a client with Phonexa:

Here are the six extra features you get as a client with Phonexa:

Get started with Phonexa now to take your lead and phone call generation to the next level with granular, real-time consumer analytics.

Frequently Asked Questions

What is CPaaS?

CPaaS – communications platforms as a service – are, in fact, software providers that allow businesses to add calling or messaging to applications or websites using APIs, without having to build a telecommunications system on their own. Among the most popular CPaaS platforms are Twilio, Infobip, Vonage, Sinch, and more, all included in our list of the best CPaaS tools for business.

What are the top CPaaS providers in 2026?

The best CPaaS providers in 2026, ranked by our research, are Twilio, Infobip, Sinch, Plivo, 8×8, Telnyx, Vonage, Ooma, Mitel, and Avaya. However, instead of going for the highest-ranked CPaaS platform by default, it might make sense to research every presented solution to a deeper level to identify one that makes the most sense for your specific business goals, capabilities, budget, and the type of marketing communications you’d like to conduct.

CPaaS vs. CCaaS – What is the difference?

CPaaS (Communications Platform as a Service) is software that enables messaging, voice, and video communications with customers, whereas CCaaS (Contact Center as a Service) is a fully-fledged cloud-based contact center for agents to process calls, chat, and text messages.