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VoIP Software with API (2026) - Page 6

Last updated: April 2026

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183 software options

Virtual Switchboard logo

Cloud-based virtual business phone system

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Virtual Switchboard is a cloud-based business phone system that allows organizations to manage inbound/outbound calls and streamline communications from any device. It offers advanced features, such as extensions, multi-tasking, and a call recording system.

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Kiamo logo

Centralized & Aumented Customer Relationship

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Kiamo is a Cloud omnichannel solution for Contact centers

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thinQ logo

Cloud communication platform

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thinQ is a cloud communication platform designed to help contact centers, telcos and enterprises control all aspects of their inbound & outbound communications with local voice, toll-free voice, call routing, voice API integrations, database solutions, messaging technology, and more

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Thrio logo

Contact center technology. Done right.

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Thrio's CCaaS platform features inbound/outbound voice, full omnichannel, robotic process automation, and built-in AI tools.

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UCx logo

All-in-one calling, IM and video meetings

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UCx with Webex transforms the way employees work with a single, simple to use communication and collaboration app for calling, messaging and meeting with anyone, anywhere on any device. It includes secure HD video, messaging, file sharing, whiteboarding built-in call control functionality and more.

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Luware Nimbus logo

AI-powered contact center for Microsoft Teams.

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Luware Nimbus is a Microsoft-certified, Teams-native CX solution that unifies communication, workflows, and interactions in one hub.

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NFON SIP Trunk logo

Cloud-based telephony and VoIP solution.

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SIP Trunk Flexx is a VoIP telephony solution offering flexibility for businesses. It supports multiple PBX systems, including Microsoft Teams, in one trunk set and features advanced number routing for seamless, scalable communication.

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ViaDialog logo

Smart interactions

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AI cloud contact center for managing voice, chat, email & social media. Boost CX with automation, routing & CRM integration.

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Tragofone logo

Cloud Based White Label VoIP Softphone App

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Tragofone is a WebRTC powered white label softphone for businesses that brings secure VoIP and SIP calling, messaging, and video to Android, iOS, Windows, Linux, and Mac devices. Deploy fast with auto-provisioning and multi-tenancy, brand the app end-to-end, and manage users from one dashboard.

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ClickDesk logo

Live chat for customer support

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ClickDesk is a live support solution for customer service teams which combines live chat, voice chat, help desk & a social toolbar for website customer communications. Support agents can answer queries, transfer tickets, respond to social media posts, & collaborate with one another using ClickDesk.

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Textr Team logo

Call, and Connect.

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Textr Team meets all your business texting & calling needs covered and more with our affordable pricing.

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Flowroute logo

Calling, SMS, MMS, and fax communication management system

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Flowroute is designed to help businesses create, deploy, and manage a unified system for voice, SMS, MMS, and fax-based communication. The platform comes with a SIP trunking module, which allows enterprises to handle multiple voice calls using local and toll-free numbers.

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VoIP Office logo

VOIP OFFICE UNIFIED COMMUNICATION SUITE

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The Absolute Cloud Phone System Suite for Presence, Call, Message, Meet, Collaborate, from anywhere.

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Yay logo

Powerful business cloud phone system for easy collaboration

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Yay is a cloud-based phone system that combines business messaging, HD VoIP, and a host of call features. It offers instant setup and friendly support.

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ConneXio logo

Cloud-based customer interaction management software

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ConneXio is a cloud-based customer interaction management system that helps businesses manage contact database, priority call routing (PCR), agent scripting, and more. The automated call distribution (ACD) system enables administrators to automatically distribute incoming calls to available agents.

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Voximplant Kit logo

Intelligent cloud contact center for your evolving business

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Voximplant Kit is an all-in-one omnichannel cloud call center platform that automates inbound and outbound calls. It supports various communication channels including voice, SMS, and messaging channels like WhatsApp, Facebook Messenger, Webchat, and more. Request 14 days of free trial here.

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Avaya Spaces logo

Video conferencing & meeting platform for team collaboration

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Avaya Spaces is a unified communications platform that provides non-profit organizations, educational institutions, and corporate businesses with tools to facilitate collaboration across remote teams. Key features include alerts/notifications, messaging, task management, progress tracking, and more.

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Dastia logo

Call Tracking & Lead Management Software for marketing teams

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Dastia is an AI-powered call tracking and lead management solution that will help you optimize your marketing campaigns and turn your leads into sales. With our help you can understand your potential customers, anticipate offline interactions, and empower your agents with relevant insights.

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Knowlarity logo

Communicate. Collaborate. Accelerate.

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Knowlarity is a leading cloud communication company that offers intuitive solutions such as virtual numbers, cloud contact centers, IVR systems, AI-powered speech analytics, chatbots/voicebots, TrueCaller verified business calling, WhatsApp Business API, and more.

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iPlum logo

VoIP app for calls, secure text & phone tree communication

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iPlum is used by busineses in healthcare, financial, sales, customer service, real estate, hospitality and more.
The iPlum provides calls, secure text & phone tree communication. We solve the privacy problem of professionals doing business calling & texting with their smartphone.

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Audara logo

AI-Driven Omnichannel Contact Center Platform

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Audara combines SIP, WebRTC, and BYOC support in an AI-powered VoIP platform. It unifies voice, chat, and video while SmartAgents and QA automation ensure high-quality, secure, and intelligent communications.

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SureTel logo

Business VoIP service

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SureTel is a cloud-based telephony solution, which helps businesses manage communication across teams & clients through Google integrations, call history, route timing, custom caller ID & more. It lets users record calls to store customer interactions in a unified database for future reference.

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BSG logo

We humanize your communications

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Messaging services, Authentication tools, and Mobile Number Intelligence with the highest security standards.

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Omnicus logo

Make The Contact Center Your Competitive Advantage

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Omnicus is a cloud-based help desk platform, which helps small to large businesses streamline contact center operations via omnichannel communication, artificial intelligence (AI), performance insights, interactive voice response (IVR), and more. The solution offers various features such as live chat, messaging, routing, key performance indicators (KPI), reporting, and API connection.

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Distrobird logo

All-in-one sales management platform

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All the tools your revenue team needs on a single platform, such as lead capture, prospecting, multi-channel engagement, calls, reporting, and more, for free. Double your sales team's output with fewer tools.

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