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Top 50 VoIP Providers SaaS Companies (August 2026)

As of August 2026, Latka tracks 126 VoIP providers SaaS companies. They have combined revenues of $3.6B and employ 11.6K people. They have raised $2.1B and serve 1B customers combined.

Every company below sells VoIP providers software to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.

What VoIP Providers SaaS Companies do

VoIP (Voice over Internet Protocol) providers offer technology that allows users to make voice calls using the internet instead of traditional telephone lines. This category primarily serves businesses looking to enhance communication efficiency through features such as call forwarding, voicemail to email, conference calling, and sophisticated call routing. VoIP systems are especially beneficial for organizations with remote teams or those needing scalable communication solutions, enabling seamless integration with existing workflows and collaboration tools. The primary users of VoIP services include sales teams, customer support departments, and IT professionals, among other operational units. By utilizing VoIP, companies can reduce costs associated with traditional phone services while enjoying flexibility and improved productivity. The technology supports various devices, providing enhanced mobility for staff who need to communicate effectively regardless of their location, making it an essential component of modern business communication strategies.

Companies
126
Revenue
$3.6B
Funding
$2.1B
Employees
11.6K

Filters

Sorting: Highest -> Lowest

Filters

Top VoIP Providers SaaS Companies by revenue

Showing 10 of 126 companies ranked by annual revenue.

1Bird (Formerly MessageBird) logo
Bird (Formerly MessageBird)

Amsterdam, North Holland, Netherlands

a cloud communications platform to communicate with customers through various channels such as SMS, voice, chat, and email.

Revenue
$900M
Customers
15K
Year founded
2011
Funding
$1.1B
Team size
165
2unifonic logo
unifonic

Saudi Arabia

Provider of solutions intended for cloud communications industry

Revenue
$750M
Customers
5K
Year founded
2006
Funding
$146M
Team size
423
3Dialpad logo
Dialpad

San Ramon, California, United States

a cloud-based communication platform that includes voice, video and contact center solutions

Revenue
$300M
Customers
70K
Year founded
2011
Funding
$400M
Team size
1.4K
4Nextiva logo
Nextiva

Scottsdale, Arizona, United States

a cloud-based communication and collaboration software company

Revenue
$200M
Customers
10K
Year founded
2008
Funding
$200M
Team size
1.7K
5Willdix logo
Willdix

Tallinn, Estonia

The First Sales-Oriented Unified Communications Solution Your communications system can either boost your revenue or create bottlenecks that slow your business down. Turn it into the core of your operations and grow your business, all while saving time and maintaining total security. All in complete comfort, right from your browser. HOW CAN SMALL AND MEDIUM BUSINESSES INCREASE THEIR PRODUCTIVITY? It doesn’t take hours and hours of overtime. By choosing the right UC&C system, companies can improve communications and significantly increase productivity. Since 2005, Wildix has been helping companies grow their businesses through UC&C, by creating the first web-based VoIP PBX UC&C system. The first 100% secure, easy-to-use, professional web-based UC&C system. Wildix is for companies that want to increase their productivity with a secure-by-design tool. πŸ‘‰ more business: +52% increase in web sales πŸ‘‰ better efficiency: 25% time saved on everyday operations πŸ‘‰ 100% security Wildix brings value to companies around the world, with offices in Europe and the United States. The Center for Research and Development in Odessa, Ukraine has been in operation since 2007, deploying and supporting products. Only Wildix helps companies grow with 100% secure products that put the latest technology at their service. #Wildix #unifiedcommunications

Revenue
$100M
Year founded
2005
Team size
319
6TextNow logo
TextNow

Waterloo, Ontario, Canada

Developer of a cloud-based phone carrier services designed to connect the world by creating the exceptional and affordable phone service. The company's phone carrier services offer low-cost, international calling to over 230 countries and include unlimited texting, calling, and data services, enabling users to stay connected while travelling the world.

Revenue
$100M
Year founded
2009
Funding
$1M
Team size
249
7ULTATEL logo
ULTATEL

Herndon, Virginia, United States

A leading cloud communication solutions provider enabling businesses to have all communication services on one affordable system

Revenue
$94M
Year founded
2016
Team size
287
8Plivo logo
Plivo

Austin, Texas, United States

Customer engagement platform

Revenue
$86.6M
Customers
70K
Year founded
2011
Funding
$2.1M
Team size
247
9Exotel logo
Exotel

Bangalore, Karnataka, India

Exotel is an Indian cloud telephony company that offers communication solutions for businesses. Their platform provides a range of services such as virtual phone numbers, IVR systems, call recording, SMS and voice broadcasting, and analytics. With Exotel, businesses can easily manage their communication channels, automate their customer interactions, and streamline their operations. The company serves a diverse set of industries, including e-commerce, logistics, healthcare, and education, among others. Exotel's goal is to help businesses provide a better customer experience and improve their overall efficiency through smarter communication tools.

Revenue
$86.6M
Year founded
2011
Funding
$87.2M
Team size
609
10Vodia-Networks logo
Vodia-Networks

Burlington, Massachusetts, United States

Do you want to take your business' communications system to the next level? Discover how Vodia's VoIP products and services can help save you time, money, and headaches. Learn about the Vodia IO, IOP, Hosted Cloud-Based or CPE options.

Revenue
$65.8M
Customers
500K
Year founded
2012
Team size
61
Growth
35.61%

Frequently asked questions about VoIP Providers SaaS Companies

How many VoIP providers SaaS companies are there?

Latka tracks 126 VoIP providers SaaS companies with reported revenue. Together they generate $3.6B in annual revenue and employ 11.6K people.

Which VoIP providers SaaS company is the largest?

Bird (Formerly MessageBird) is the largest, with $900M in annual revenue, founded in 2011.

How much revenue does a typical VoIP providers SaaS company make?

The average VoIP providers SaaS company in this list makes $28.4M a year, across 126 companies with reported revenue. They serve 1B customers combined.

Who are the leading VoIP Providers vendors?

Ranked by annual revenue, the leaders are Bird (Formerly MessageBird), unifonic, Dialpad, Nextiva and Willdix.

How much funding have VoIP providers SaaS companies raised?

The 126 VoIP providers SaaS companies tracked here have raised $2.1B in disclosed funding between them.

Related Collaboration & Productivity Software categories

Inclusion Criteria

- Must enable voice communication over the internet instead of traditional telephone networks. - Should include features for call management, such as forwarding and routing. - Must support integration with other business tools and applications. - Should cater to businesses of varying sizes and industries. - Not just a messaging service; must enable real-time voice communication.