Best Call Center Software for Linux of 2025

3CX is an open-standards, software-based IP PBX that provides complete Unified Communications right out of the box. 3CX is suitable for all industries and sizes. It can provide everything you need, from mobility and status to advanced call center features and more, at a fraction the cost. 3CX is ideal for remote companies and includes mobile apps, video conference, and website live chat. The installation, management, and maintenance of the PBX are so simple that you can easily manage it yourself, on your own appliance, server, or on a cloud-based platform. You can also choose to have it hosted on 3CX for an easy solution.

Focusing on delivering "Easy-first Unified Communications", Yeastar P-Series Phone System offers companies of all sizes with a complete package for calls, video, messaging, and integrations, out of the box. Available in the Appliance, Software, and Cloud Editions, P-Series provides flexible deployment options, allowing you to have it sited on-premises or in the cloud. Balancing costs and future growth, it requires a lower total cost of ownership, less training, and fewer management efforts. The ease of use and future-proof adaptability are paramount.

Our autodialer software is used to automate sales calls, payment collections and appointment reminders. It can also be used to broadcast mass emergency voice broadcasting. This system is ideal for Telcos or companies selling callcenter services. It is multi-tenant with billing, white-labeled, and economical to operate as you choose your Voice Provider. Our autodialer software can dramatically increase productivity by dropping busy, disconnected and unanswered lines, passing calls to real people back and answering them, and leaving messages on answering machine.

At VirtualPBX, we offer a comprehensive suite of communication solutions tailored specifically for businesses like yours. This includes our versatile business phone plans, which are designed to be both flexible and scalable, allowing you to customize features such as call routing, voicemail, and conferencing to meet your organization's unique needs. With our contact center solutions, we empower you to enhance your customer service and support efforts through features like interactive voice response (IVR), call queuing, and real-time monitoring. Additionally, our business texting service enables convenient communication with both customers and colleagues via SMS. And if you're looking to transition from traditional analog phone systems, our Airdial Pots replacement solutions offer a seamless move to modern, cloud-based alternatives. Overall, at VirtualPBX, we're dedicated to equipping businesses like yours with the necessary tools to streamline communication, improve customer service, and enhance overall productivity. Get a free demo today!

Unlimited Calling - Free Trials T-Max Predictive dialer, an inbound or outbound CRM dialing system is ideal for debt collection, marketing, and sales teams. T-Max Predictive dialer allows users to reach as many live contacts as they want by dialing up five numbers at once. T-Max Predictive Dialer's automated system allows users to cut down on busy signals, incorrect numbers, or no responses. Instead, they aim to connect all recipients to a live agent at the first contact. Managers can use monitoring to listen and take over calls for QA, or to close the call. Hosted auto dialer VOIP phone system, with preview dialer, power dialer, sip phones, sip phones, sip phones, webphones, voicemail drops and local caller ID. We also offer Voice Broadcasting AutoDialer Trials. Compatible with any CRM, including Salesforce, Zoho, and Monday

Enhance customer interactions across various channels with uContact, net2phone's cloud contact center solution. uContact is a scalable, robust contact center platform, geared towards call centers or BPOs with a very high volume of calls, requiring maximum call routing flexibility; or large organizations relying on a contact center environment looking to manage heavy inbound and outbound calls for sales and support teams. uContact facilitates seamless management of all contact center interactions. Ensure top-notch voice experiences in inbound, outbound, or blended campaigns and engage customers through their preferred digital channels using the Unified Inbox. Our comprehensive platform offers features such as agent and supervisor capabilities, voice options, omnichannel support, and automation tools including chat bots, form creator, and workflow designer.

You don't need to spend a fortune to get a business phone system. We make it easy for small businesses to access big business tools in the United States. Insider Telecom provides the equipment for as long as you need it. You can enjoy features such as caller ID, conference calling, call forwarding and intercom. A complete business phone system requires no upfront investment. This is the Insider Telecom difference. Our support team understands that you may not be able to speak "telephone." They are trained to listen to your needs and help you choose the right phone system for you. We want you to feel confident that you are working with the right platform.

My Call Cloud offers robust, stable, and user friendly hosted cloud Contact Center Solutions. My Call Cloud helps clients manage Inbound, Outbound, and Blended calls with agents in-house, or remotely. Our Call Center Software Business Partners have access to cutting-edge solutions like SMS, IVR message blasting with Text-to-Speech, FB messaging, and other services, such as No-Dial (voicemail delivery to mobile phones without ringing), and other services, such as SMS, IVR messages blasting (with text-to-speech), FB messaging, as well as other services, such as No Dial (voicemail delivery to mobile phones without ringing). My Call Cloud automated dialer technologies will upgrade your contact center software expectations. You can optimize your leads to reduce call ratios, reach sales and marketing goals, and connect with customers in real-time. With multiple internal do not call lists, built-in safeguards ensure compliance with the Telephone Consumer Protection Act. Cloud call center software that is top-of-the-line

Hosted Business Phone System PBX can make any company sound and function as a Fortune 500 company. All your calls can be answered by an auto-attendant. This allows callers to dial by name, choose extensions, and select departments. You can have your calls transferred to your mobile phone automatically if you're on the move. T-Max is completely geo-redundant. Our servers are hosted in top-notch data centers across the United States. Multiple carriers are used to ensure maximum connectivity to the PSTN. T-Max uses high-quality desk phones made by Yealink and Polycom. There are many models to choose from to best suit your environment. We offer a variety of reception consoles, agents phones, wireless phones, conference room phones, and wireless phones. The best Hosted Business Phone System for the price is available today. 1-888-245-34883 Departments Extensions Digital Receptionist Voice Prompts Voice Mail Fax Service And Much More

LogMeIn Rescue is a comprehensive enterprise-grade remote support software built to meet the complex challenges faced by IT teams in today’s security-conscious and resource-limited environments. It delivers fast, one-click access to devices across a broad range of platforms such as Windows, macOS, Linux, Chrome OS, iOS, and Android, enabling technicians to troubleshoot and resolve issues efficiently. Rescue incorporates industry-leading security measures including permission-based access, PIN validation, IP restrictions, SSO, AD Sync, and AES-256 encryption to ensure data protection during sessions. The platform’s centralized management console allows IT administrators to customize security settings, create unlimited user groups, record sessions, and monitor team performance in real time. Enterprises can also customize the user interface, chat tools, and connection methods to provide a branded support experience. Rescue’s integration capabilities and in-session tools streamline workflows and help techs solve problems faster, even on inactive devices. Trusted by global companies and validated by a Forrester Total Economic Impact™ study, Rescue delivers ROI within six months through improved efficiency. It’s an ideal solution for organizations seeking scalable, secure, and customizable remote support.

Are you looking for a smart phone system? CloudTalk.io is a new-generation cloud phone system that can be used by SMEs, startups and online stores. It also works with call centres (sales or customer service) and call centres (sales). You will find 25+ integrations with your favorite CRM, helpdesk, or e-commerce tools like Shopify, Salesforce or Pipedrive at your disposal along with a 5-star customer success team that makes it easy to seamlessly migrate, or set up a new cloud call center from scratch. We are growing rapidly every month and have already established successful partnerships with more than 1000 companies around the world, such as DHL, Yves Rocher, Karcher. CloudTalk offers a 14-day free trial (no credit card details necessary).

Our proprietary technology has been providing telecom services since more than 20 years. We are experts in Hosted IP-PBX and SIP Trunks, Call Center Software, Wholesale, Data Services, etc. Our exceptional service, rates, and products meet the FCC standards for STIR/SHAKEN network compliance. The XCast Unified Communications is Scalable and International with unlimited, free, planet-wide, extension-to-extension, all with a web-based Administrator Control Panel (ACP) to help you manage all your features. Promotional plans: Hosted PBX Basic - $9.95/month Sip Trunking Basic - $4.95/month

Thirdlane is built for service providers and MSPs who need a multi-tenant, white-label UCaaS platform with deep API control. It delivers voice, video, chat, and contact center features while giving providers the ability to integrate billing, CRM, and IT workflows with ease. Why providers choose Thirdlane: - True multi-tenant PBX architecture built for scaling to thousands of tenants. - White-label flexibility - deliver a branded experience to your customers. - Thirdlane Connect apps unify messaging, calling, and meetings across all devices. - Built-in Contact Center for sales and support teams. - CRM screen pops and Click-to-Call to boost productivity. - Extensive APIs for automation and third-party integrations. Business outcomes: - Launch branded UCaaS without the heavy R&D cost. - Increase recurring revenue with scalable multi-tenant architecture. - Offer enterprise-grade features at a competitive price point. Thirdlane empowers providers to own their UCaaS offerings end-to-end, increasing margins and ensuring long-term customer loyalty.

KrispCall allows you to manage all your telephony needs, whether they are personal, business, or corporate, using one app (Web, Android and iOS). You can access international numbers from the comfort of your own home. KrispCall makes it easy to create international numbers for national, local, shortcode and toll-free numbers (for more than 100 countries) in no matter how fast you want. You can easily manage your call logs. KrispCall's unified phonebox allows you to manage and monitor all your business calls, voicemails, and recorded conversations from one place. Call your international clients through their local numbers to earn their trust. KrispCall offers international numbers for your business at an affordable price. Our embeddable widget makes it easy to reach your customers. Clients can now easily call you by clicking on the KrispCall widget embedded in their website.

Smart VoIP Solution for Teams of Any Size Zadarma replaces traditional phone systems with a cloud-based platform that’s easy to configure and use. Whether you’re a freelancer, small business, or global enterprise — Zadarma scales with your needs. What you get: - Local, mobile, and toll-free numbers worldwide - Virtual PBX with call queues, voice menus, call recording - Connect multiple offices and remote employees - Affordable call rates and flexible pricing plans - Real-time call statistics and recording storage - Support for IP phones, softphones, and browsers No hardware needed — just connect your team and start calling.

PBXware is the first and most established IP PBX Professional Open Standards Turnkey Telephony Platform. PBXware has been providing flexible, reliable and scalable Next Generation Communication Systems (NGCS) and VoIP solutions to small and medium-sized businesses (SMBs), enterprises and Internet Telephony Service Providers, (ITSPs), call centers and governments around the world since 2004. This is done by combining the best of the latest technologies. Bicom Systems softswitch is available in the Business, Call Center, and Multi-Tenant Editions. Each edition supports specific features that maximize performance, reliability, expandability, and expandability.

Livepro is the ideal Knowledge Management solution for Customer Service/Experience. Livepro can be used in any setting, including behind the counter, on the field, or customer self-service. It has the tools to increase cx scores and reduce training times. It also helps ensure compliance and staff engagement. Livepro is a purpose-built Knowledge Management system for customer experience. We are focused on providing answers to agents and not lengthy, complex documents. Livepro's powerful features such as search and easy-to-follow process guidance make this possible. Livepro is easy to use and requires little training. This increases staff confidence and customer satisfaction while reducing AHT and training costs. Customers will be more satisfied with livepro by reducing AHT by 25% and reducing transfers by as much as 35% Increased staff engagement and shorter induction-training periods. Increase Compliance and Risk with Authored Content & SOC Certified Secured data.

Variphy is the preferred analytics and management platform for Cisco Collaboration for over 1,500 public and private organizations, totaling more than 4 million phones in over 30 countries. Variphy provides all the functions you need in a single pane of glass. We built our products and features with the feedback and requests of Unified Communications professionals like you. Discover what’s possible with Variphy: - Dashboards, UCCX Wallboards, & Widgets - CUCM CDR Reporting & Call Analytics - UCCX Reporting & Analytics - Cisco CUBE CDR Reporting - Variphy Cloud - Remote Phone Control, Macros, & Broadcast - Change Management & As-Built Reporting - DN & DID Inventory Management - Ninja Enhanced Consulting Services We happily provide a fully functioning trial of Variphy Call Analytics. In as little as 20 minutes, you can be generating tailored reports on your CDR and CUCM data. Call Analytics can be installed on your preferred server and OS; or, to save some time, simply deploy our Linux OVA.

ICTBroadcast is unified communications software for call centers, telemarketers, contact centers and ITSP's to offer hosted services to their customers with multi tenant and whitelabel support, ICTBroadcast is autodialer, predictive dialer, and power dialer software solution feature inbound IVR, IVR Studio, press 1 campaign, complete call center, AMD, HLR, DNC, survey, appointment, and WEBRTC also supporting Voice, SMS, Email and Fax broadcasting. Suitable for small business owners, entrepreneurs, and Service Providers. It enables service providers to offer a wide range of telemarketing and contact center-related services. It can be scaled to blast thousands of simultaneous calls and it fits most voice broadcasting and call center scenarios with effective and efficient communications management. ICT Innovations is open source based solution provider focused to provide creative business solutions to Internet Telephony Service Providers to find new ways to generate their revenue by offering innovative services

net2phone is a leading Unified Communications provider offering innovative and affordable cloud based telephony services in the US and worldwide. With an embedded Voice over IP experience at the core, 30+ years of on-going innovation, and an ever expanding global presence, net2phone is one of the fastest growing providers in the industry. Our cloud-based, unified communications and contact center solutions help businesses around the globe succeed by interacting with their consumers with enhanced intelligence and insights.

iCallify delivers innovative call center software that improves customer interactions through the use of AI-driven functionalities. Our comprehensive platform supports inbound, outbound, and blended call center operations, featuring sophisticated tools such as auto dialers, predictive dialers, power dialers, preview dialers, IVR systems, voice broadcasting, WhatsApp integration, click-to-call options, and real-time monitoring dashboards. Engineered for growth and effectiveness, iCallify enables organizations to refine their communication approaches and enhance productivity. By concentrating on exceptional customer experiences, we provide customized solutions that cater to the distinct requirements of various industries, guaranteeing smooth integration and strong performance. iCallify stands as your dependable ally in converting telephony into a significant business advantage, helping you stay ahead in a competitive landscape.

*astTECS IPPBX system is the ideal solution for any business, large or small. *astTECS PBX has all the top-end features at an affordable price and is TEC certified by DoT (Govt of India). *astTECS IPPBX solution allows your business to be flexible, innovative, competitive, and future-ready while reducing telecom expenses. *astTECS Call Center Dialer is an omnichannel contact centre solution that offers advanced features and a real-time dashboard for agent monitoring. Advanced analytics and AI-based call center dialer will improve agent productivity and customer engagement. *astTECS provides a complete call recording solution for your company. *astTECS voice recorder is easy to use and offers advanced features. Integration with any PBX is seamless. Supports ISDN/PRI, IP, analog lines and mobile to record all incoming and outgoing calls.

Telebu Hub, or Hub, is a complete outbound and inbound contact center software that can either be deployed on-premises or in the cloud. It is easy to set-up, easy to scale and easy to use.

VoIPstudio is a professional-grade VoIP phone service available at consumer-level pricing. It offers the quality and security guarantees that business customers demand while delivering innovative features and functionality, flexibility, scalability, and a rich user experience, all backed by a dedicated, omnichannel customer support service. VoIPstudio has been optimized to be multisite, multi-country, and with distributed hosting in the cloud, providing the responsiveness and reliability that enterprise customers need. As a result, it is also highly scalable and suitable for single users and companies with hundreds of extensions. Our customers include media organizations, call centers, software providers, weather organizations, and more. Our solution provides flexible capacity, allowing customers to add or remove users as required. It means they do not pay for redundant capacity, while it has been future-proofed to handle spikes in traffic volumes. We offer more than 40 advanced services and features in all our plans, including number portability, call recording, conference calling, internet failover protection, interactive voice responses, call parking, video calls, video conferencing, and much more!

AVOXI Genius is a cloud-based call center software that is efficient, budget-friendly, and user-friendly. It allows you to effortlessly oversee your business communications through a straightforward, web-based contact center interface. This innovative platform uniquely combines your voice service with your contact center solution, offering virtual phone numbers that can be activated instantly in over 170 countries. With pricing beginning at just $19.99 per user, AVOXI Genius stands out as one of the most cost-effective options available globally. Additionally, for a limited time, you can enjoy two months free with your subscription, making it an even more enticing choice for businesses looking to enhance their communication capabilities.