List of the Top 15 Softphone Applications for Linux in 2025

3CX is a versatile, software-driven IP PBX built on open standards that delivers comprehensive Unified Communications straight out of the box. It caters to businesses of all sizes and across various sectors, offering a full suite of features that range from mobility and presence indicators to sophisticated call center functionalities, all at a significantly reduced cost. This platform is particularly well-suited for remote work environments, featuring mobile applications, video conferencing capabilities, and live chat integration for websites. Installation, management, and maintenance of the PBX are straightforward, allowing users to easily handle it themselves on their own hardware, a dedicated server, or via a cloud environment. Alternatively, users can opt for 3CX's hosting services to simplify their setup even further. With its user-friendly design and extensive feature set, 3CX empowers companies to enhance their communication strategies effectively.

At VirtualPBX, we provide a wide range of communication solutions specifically designed to meet the needs of businesses like yours. Our adaptable business phone plans are not only flexible but also scalable, allowing you to personalize features such as call routing, voicemail, and conferencing to suit your organization's specific requirements. With our contact center solutions, we enable you to significantly improve your customer service and support capabilities through tools like interactive voice response (IVR), call queuing, and real-time monitoring for better decision-making. Furthermore, our business texting service facilitates easy communication with customers and colleagues through SMS, ensuring no message goes unnoticed. If you're contemplating a shift from outdated analog phone systems, our Airdial Pots replacement solutions provide a smooth transition to contemporary, cloud-based options. Overall, VirtualPBX is committed to equipping businesses with essential tools that simplify communication, elevate customer service standards, and boost overall efficiency. We invite you to experience our offerings firsthand by requesting a free demo today, so you can see how we can transform your communication strategies.

A virtual phone system tailored for enterprises is available, allowing you to handle all business communications using your desktop or smartphone. With plans beginning at just $19 monthly, you can seamlessly make and receive calls from any device. This innovative system enables you to conduct your business calls from a smartphone or desktop effortlessly. Talkroute provides the benefits of a high-end telephone setup without the hassle of buying or maintaining extra hardware. Download our applications now to enhance your calling capabilities on both your smartphone and computer, ensuring you stay connected and professional. Embrace the convenience of modern communication with our easy-to-use platform.

You can obtain an effective business phone system without breaking the bank. At Insider Telecom, we simplify access to advanced tools for small businesses across the United States. We provide the necessary equipment for as long as you require, allowing you to take advantage of essential features such as caller ID, conference calling, call forwarding, and intercom services. Importantly, you won't have to make any upfront investments to acquire a comprehensive business phone system. This is what sets Insider Telecom apart from the competition. Our dedicated support team recognizes that not everyone is familiar with telecommunications jargon, so they are equipped to listen to your unique needs and assist you in selecting the ideal phone system for your requirements. We strive to ensure that you feel assured in your choice of platform and confident in the service you receive. Ultimately, we believe that every business deserves access to top-notch communication tools.

For over two decades, our cutting-edge technology has been at the forefront of providing telecom services. We specialize in a variety of areas including Hosted IP-PBX, SIP Trunks, Call Center Software, Wholesale, and Data Services, ensuring that our offerings align with the FCC standards for STIR/SHAKEN network compliance with outstanding service, competitive rates, and top-tier products. The XCast Unified Communications system is designed to be both scalable and international, featuring unlimited, complimentary extension-to-extension connectivity across the globe, all managed effortlessly through a web-based Administrator Control Panel (ACP) that simplifies the oversight of your features. We are excited to present our promotional pricing options, which include the Hosted PBX Basic package at just $9.95 per month and the Sip Trunking Basic plan at only $4.95 per month, making it easier than ever to enhance your communication capabilities.

Zadarma provides a business phone solution that eliminates the need for extensive wiring or complex hardware setups. Their services include VoIP, Cloud PBX, CRM functionalities, and website widgets, along with seamless integration with leading CRM platforms. Additionally, virtual phone numbers can be obtained in 100 different countries worldwide, starting at just $2 each month, making it an affordable option for businesses of all sizes. This flexibility allows companies to streamline their communication processes while maintaining a global presence.

Tragofone is a versatile white-label VoIP softphone that incorporates WebRTC technology and features auto provisioning, making it an excellent option for business communications at any time and place. This application is particularly beneficial for remote work, offering a reliable and effective solution for teams aiming to deliver exceptional customer service. By simply configuring SIP extensions on users’ smartphones, Tragofone facilitates seamless communication on the go, enhancing overall productivity. The app's auto-provisioning capability allows for straightforward setup and management of numerous SIP accounts without the need to physically access the devices. With its focus on quality and security, Tragofone stands out by providing impressive WebRTC support that enhances user experience. Furthermore, the platform guarantees crystal-clear audio and video calling, making every conversation smooth and efficient, ensuring that users stay connected no matter where they are.

Our VoIP services are primarily focused on Europe, yet we operate in over 165 countries worldwide. At the core of our offerings is the Premium Plus package, which ensures you receive top-notch quality while enjoying competitive pricing. You can utilize a variety of number types for identification, such as Geographic, National, Toll-Free, UIFN, Mobile VoIP, and Elastic Pool numbers, among others. Additionally, we provide a SoftPhone solution and are excited to soon introduce new Roaming products to enhance your communication experience even further. This commitment to innovation reflects our dedication to meeting diverse customer needs.

Yeastar CloudPBX (legacy) is an advanced telephone solution tailored for small enterprises, providing a future-proof option for communication needs. With Linkus UC Clients, users can effortlessly engage in remote work and improve call handling across various devices. The hosted deployment eliminates the need for initial hardware investments, significantly reducing management overhead. Yeastar's hosted system is user-friendly and offers a wide range of compatibility features, ensuring that any transitions or upgrades occur smoothly. It's important to remember that the Yeastar P-Series PBX System has replaced the old Yeastar Cloud PBX, bringing along enhanced call center functionalities and integrated communication capabilities for users. This evolution makes it an even more attractive choice for businesses looking to streamline their communication processes.

Adversus is an innovative outbound calling solution designed to enhance your calling strategies and automate tedious manual tasks, while also offering insightful data to refine your outbound operations. Established in 2015 by a group of founders who were dissatisfied with the inflexibility of existing solutions, our mission was to revolutionize the outbound calling landscape. We deliver a highly customizable solution that empowers users to tailor every facet of their workflow according to their specific needs. The core objective of Adversus is to create a robust, future-ready platform that consistently meets the evolving demands of the market. Our ambition extends beyond mere adaptation; we aim to redefine the limits of what can be achieved in outbound calling. Adversus has been adopted by businesses across various sectors, significantly enhancing their outbound calling effectiveness, and we provide options suitable for organizations of all sizes, ensuring that everyone can benefit from our cutting-edge features. Additionally, our commitment to continuous improvement ensures that as the industry evolves, so does our solution, keeping our clients at the forefront of outbound communication.

008 Agent stands out as a groundbreaking, open-source softphone that utilizes artificial intelligence and operates on an event-driven framework to revolutionize VoIP communications. Users can effortlessly initiate calls, meticulously document call events and interactions, and seamlessly transfer call data to their preferred CRM systems and tools. One of the platform's notable features is its speech-to-text transcription capability, which allows for the conversion of spoken conversations into written text, facilitating automatic integration into CRM or other applications. Future developments are set to introduce sentiment analysis, enabling the tracking of caller emotions throughout conversations, along with summarization tools that efficiently condense information and spotlight key insights. Furthermore, a customizable conversational agent powered by sophisticated language models will empower users to craft tailored interactions that cater to their specific needs. Designed to be compatible with macOS, Windows, and Linux, and accessible through the web, 008 Agent offers an adaptable solution suitable for various professional environments. This multifaceted approach positions 008 Agent as an advanced tool in the ever-evolving landscape of communication technology, paving the way for more efficient and effective interactions. With its focus on user-centric features, it promises to enhance the overall experience of digital communication.

Maaiiconnect simplifies customer engagement by being the sole cloud-based platform that merges digital and telecom communications, empowering businesses to provide cohesive customer experiences. Experience genuine multichannel capabilities as you consolidate various channels like WhatsApp, Facebook Messenger, WeChat, SMS, virtual numbers, video conferencing, and live chat into a singular platform. This integration not only streamlines communication but also unifies customer data, CRM systems, ticketing frameworks, and valuable insights, enhancing the overall service quality. With Maaiiconnect, businesses can ensure that no customer interaction is ever missed, fostering stronger relationships and increased satisfaction.

PXO+ is an exceptional softphone for real-time communication (RTC) that boasts a vast array of customizable features, making it extremely versatile. This softphone is ideal for testing RTP and SIP functionalities, and it accommodates over 25 audio and speech codecs as well as more than 8 video codecs. Additionally, PXO+ enables scripting capabilities through VoiceXML, which enhances its functionality for various applications. It performs exceptionally in RTC quality assurance and VoIP environments, ensuring a robust communication experience. Moreover, it incorporates STIR/SHAKEN technology for enhanced security and verification of calls. Overall, PXO+ stands out as a comprehensive solution for communication needs.

Pulse stands out as a premier provider of innovative call center solutions, with its Web Real-Time Communication significantly boosting operational efficiency in call centers. With a rich history spanning more than twenty years in the call center sector, Pulse has successfully assisted clients across India, North America, and Europe in creating smooth and effective customer interactions. The company’s tailored call center solutions, which incorporate cutting-edge features, not only streamline the customer journey but also enhance revenue generation and foster customer loyalty. By focusing on meeting the unique needs of businesses, Pulse ensures that clients receive solutions that are well-suited to their requirements. Additionally, these advanced features promote proactive engagement with customers, ensuring they enjoy an outstanding user experience and reinforcing long-term relationships. Ultimately, Pulse is committed to helping businesses thrive in a competitive landscape through its expertly crafted solutions.

Originally known as GnomeMeeting, Ekiga is a free and open-source software that facilitates SoftPhone, video conferencing, and instant messaging over the Internet. Its capabilities deliver high-definition sound and video quality that rivals DVDs. By adhering to the two primary telephony standards, SIP and H.323, Ekiga guarantees compatibility with a broad array of service providers, as well as various hardware and software options. This application first launched in 2001 as part of a graduation project under its previous name when technologies such as voice over IP, IP telephony, and video conferencing were just beginning to gain traction. At that time, the GNU/Linux desktop environment was still maturing, and the multimedia functionalities available were quite limited. Many webcam drivers were plagued by significant problems, ALSA had not yet been implemented, and achieving full-duplex audio was a notable challenge. Performance issues were prevalent, particularly due to the widespread use of proprietary codecs. Nevertheless, Ekiga emerged as a groundbreaking solution! Its introduction not only filled a gap in the market but also paved the way for the development of modern communication tools that we now rely on every day. The legacy of Ekiga continues to influence the evolution of online communication technologies, reflecting the rapid advancements we have witnessed since its inception.