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Softphone Software for Linux

Last updated: March 2026

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38 software options

CloudTalk logo
Category Leaders

Cloud-based call center software for sales and support teams

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CloudTalk is a VoIP phone system built for modern companies. Make things easier for your sales and customer support teams with 70+ advanced features and easy-to-setup integrations with your existing business software. It’s the perfect phone system for scaling companies. Try a FREE 14-day trial.

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Ultatel Cloud Business Phone System logo
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ULTATEL | Phone and Teleommunication Solutions For Business

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ULTATEL is a leading and innovating provider of cloud-based telecommunications. We help your business unify voice, chat, and video in a single user-friendly platform.

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Zoho Voice logo

Cloud-based business phone for SMB sales and support teams

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Zoho Voice is an online business telephony and contact center solution for businesses of all sizes. Packed with powerful features to seamlessly connect with your colleagues and customers, Zoho Voice helps you redefine your customer experience more efficiently with faster business communications.

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LiveAgent logo
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TitanHQ and Redstor powered by CyberSentriq

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LiveAgent is a help desk software with modern softphone technology. It helps businesses manage inbound and outbound calls with unlimited calling and other softphone features. LiveAgent is a leader in delivering seamless customer experiences.

Start with a 30-Day free trial, no credit card required.

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RingEX logo

RingEX - AI meets trusted communications

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Designed to give you a flexible, mobile, and powerful cloud phone system. Experience HD-quality web, audio, and video, along with one-click functionality and webinar capabilities with RingCentral Video. Promote collaboration with team messaging, unlimited SMS, and more.

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Bitrix24 logo

All in one business management workspace

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Bitrix24 #1 FREE softphone, business VoIP system, automatic dialer and CRM in one. Inbound and outbound calls, IVR, telemarketing, robocalling, voice mail, call recording, call routing, domestic and international phone number rental. Used by over 12 million businesses worldwide!

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3CX logo
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Web & mobile-based (Android, iOS) communications system.

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Handle your calls, check colleagues’ status, answer messages and video call, all from one central location. With the 3CX web client you can do all that and more, whether you are in the office or on the road. With the 3CX web client will all you need is your web browser!

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Zoom Phone logo

Cloud-based business phone system

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Zoom Phone is a cloud VoIP phone software designed for businesses of all sizes. With a streamlined administration interface and secure voice calls, Zoom Phone offers a flexible solution for remote workforces. It also features global coverage, virtual phone numbers, fixed VoIP, cloud PBX, multi-line phone systems, and a Zoom Phone API, among other functionalities.

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Acefone logo
Category Leaders

VoIP Phone Service trusted by modern businesses

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Ace your business communications and collaborations like never before with Acefone’s dynamic softphone solution. Experience uninterrupted HD calling, 100% scalability and free number porting. Special offer: Get unlimited calling at just $12.99/user/month

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OnSIP logo
Category Leaders

Cloud-based softphone and voicemail platform

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OnSIP is a softphone and private branch exchange (PBX) solution that helps businesses to manage call recording, transfers, monitoring, reporting and more. It allows companies to utilize the desktop or mobile applications to conduct HD video or voice conferences as well as manage voicemails.

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Global Call Forwarding logo
Category Leaders

The most trusted provider of business phone numbers.

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Global Call Forwarding provides international toll-free numbers, local phone numbers, and enterprise voice solutions from most of the countries around the world.

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AVOXI logo

Hosted business phone system and call center solution

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AVOXI is a cloud-based global voice and contact center solution that helps enterprises streamline customer service processes. With its interactive voice response (IVR) module, managers can configure the user interface and automatically route incoming calls to specific agents.

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Zoiper logo

Cross-platform VoIP softphone dialer for SIP and IAX systems

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Zoiper is a cross-platform VoIP softphone dialer that allows voice and video calls, plus instant messaging, to be conducted through multiple Private Branch Exchnage (PBX) networks or favoured Session Initiation Protocol (SIP) providers, with smartphone apps also available for iOS and Android devices

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uContact logo

Beautiful Contact Center Solution - Omnichannel - All in One

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uContact is a beautiful contact center solution designed to make the life of the agents easier and more productive. Ideal for inbound, outbound & blended call centers.

Key features:
- True All in One
- Omnichannel: Email, SMS, Web Chat, Facebook, Twitter.
- IVR
- Gamification
- Recording
- WFM

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Bria logo

VoIP communication and collaboration management solution

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Bria is a cloud-based and on-premise VoIP solution that helps businesses manage communication & collaboration via messaging, file sharing, video conferencing & more. The white-label capabilities help organizations design a personalized softphone using custom logos, themes, colors, and configuration.

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Cisco Unified Communications Manager logo

Communication and collaboration management solution

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Cisco Unified Communications Manager (formerly CallManager) helps businesses connect and collaborate with teams via IP telephony, voice & video calling, messaging, and more. The activation code onboarding functionality lets users create phone records without a phone’s MAC address.

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Rinkel logo

Cloud-based telephone solution

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Rinkel is a telephone software for freelancers and small & medium sized companies that can be customized according to company needs. Users can forward their landline to as many mobiles or landlines as they need, put calls on hold, set business hours, set up an IVR menu, record calls and much more.

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VirtualPBX logo

Trusted VoIP for any office, anywhere.

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Get Unlimited Minutes, Text Messaging, and a VoIP Device for $18/mo***** Save up to 80% off business VoIP today!

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TalkChief logo

TalkChief: Your Modern Business Phone

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TalkChief is a cloud-based telephony solution tailored to facilitate seamless communication and customer engagement for call centers, nonprofits, startups, and enterprises. It empowers users to connect with customers through toll-free or international numbers and other robust features.

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Ringotel logo

Ringotel: Connect. Collaborate. Communicate.

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Ringotel is a comprehensive softphone solution designed to help modernize business communications by integrating with existing phone systems and providing a unified experience across desktop and mobile devices. It supports multi-tenant systems, and features automated user onboarding via emails and QR codes. Ringotel also includes call features, cloud call recording, visual voicemail, video calls, business messaging, and CRM integrations for a streamlined experience.

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Zadarma logo

Business phone system for companies of all sizes

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Zadarma offers a new generation of business phone system with virtual numbers from 110 countries, free Cloud PBX, free CRM and widgets.

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Freshcaller logo

Modern Phone System for customer support & sales

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Freshcaller is a modern softphone for customer support, sales, IT, and HR teams. Freshcaller's cloud-based architecture brings together features like IVR, Smart Escalations, Voicebots, Customizable Performance Reporting to set up phone operations. Freshcaller offers phone numbers in 90+ countries.

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Eloquant logo

Cloud Contact Center Customer Experience platform

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Eloquant is an all-in-one open Cloud Contact Center CX platform that helps businesses manage, orchestrate, measure, and improve their conversations with their customers.

Its main features include channels such as voice, digital, and self-service conversation, qualification and orchestration, and performance and customer satisfaction surveys.

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VIS Centralino in Cloud logo

Cloud-based business phone solution

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VIS-Centralino In Cloud is a cloud-based phone system for small businesses and public administrations that helps control and modify the functions of VoIP Cisco CUCM.

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BeInContact logo

Your 100% Cloud Omnichannel Contact Center solution

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BeInContact is extremely flexible meeting needs of companies of any size and sector, increasing Customer Experience, their loyalty and speeding up sales processing as well.

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