Compare QuickBlox vs. Stream

Use the language you already love to prototype ideas quickly, develop production-ready communications applications, and run serverless applications on one API-powered platform. Twilio is a single fully-programmable platform with flexible APIs for any channel, built-in intelligence, and global infrastructure to support you at scale. Quickly integrate powerful APIs to start building solutions for SMS and WhatsApp messaging, voice, video, and email. Browse documentation and SDKs in multiple coding languages, including Ruby, Python, PHP, Node.js, java, and C#, or jumpstart your first project with our open source code templates to quickly build production-ready communications apps. Consult our community of over 9 million developers for guidance and inspiration on your next project. Sign up and start building today.

Sendbird's chat and voice APIs enable conversations and communities in hundreds if not thousands of innovative apps and products. Sendbird's feature-rich platform and pre-fab UI components makes developers more productive. We manage a lot of operational complexity so that you can provide rich chat services, life-like voices, and video experiences. You don't have to worry about reliability, edge cases, scale, or features.

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.

Twilio Flex is the programmable cloud contact center platform that gives your company complete control over how, when and what you deploy. Powering over half a million agents today, Twilio Flex is accelerating digital transformation by freeing companies from the limitations of legacy call centers, all on one powerful platform. Flex customers have reported lower handle times by up to 38% after giving agents personalized access to information from multiple backend applications - CRM, payment systems, service ticketing, rewards program, navigation on the web, etc. Unlock hyper-personalization by gathering relevant, contextual information at your agents' fingertips so they can deliver the best customer experience. Find the documentation, sample code, and developer tools needed to tailor the contact center to your unique needs. Whether you're starting an outbound call, initiating a warm transfer, or monitoring agent activity, our guides will provide you the context you need to get the most out of Flex's existing architecture.

Create a scalable voice experience with the API that connects millions globally. With Twilio Voice, you can build unique phone call experiences with one API, to create, receive, control and monitor calls with just a few lines of code. Customize your experience the way you want by using a wide range of customization resources, such as our Voice SDK, speech recognition, Interactive Voice Response (IVR), and recording transcriptions. Whether you're looking to set up global conferencing or alerts & notifications, Twilio has the support you need for building with Voice, such as our Twilio Runtime and Studio developer tools. Find docs, code samples, and helper libraries to start building today.

RingCentral RingEX, a powerful cloud-based telephone system, helps optimize your business communication. RingCentral RingEX provides enterprise-grade communication tools, including voice, fax and text, as well as BYOD (bring your own device) capability. This allows you to work wherever and however you choose. RingCentral RingEX's core features include auto-recording and conferencing as well as unlimited long-distance calling and local calls. RingCentral RingEX can be customized to suit your needs by configuring call management features such as call forwarding, message alerts and missed-call notifications.

Zendesk helps you create exceptional customer experiences. Zendesk, a leading provider of software and solutions to improve customer relationships, empowers businesses to become more reliable, flexible, scalable, and adaptable. Zendesk's products include Support, an integrated customer service solution; Chat, chat, and messaging tool; Talk and call center software; Explore to analyze and report; Inbox, shared team mailbox; Guide, a knowledgebase and self-service solution; and Connect + Outbound to support proactive campaigns.

Telgorithm is the only A2P SMS API provider that automates the SMS & SMS journey and guarantees message delivery for the most reliable messaging experience. Telgorithm was founded by telecom industry professionals who have been customers of API providers in the past. Their mission is to provide a more transparent business messaging service that allows businesses to focus on scaling their operations. Telgorithm automates all steps of registration, onboarding, Campaign vetting and support for long-term compliant SMS/MMS messaging. This helps businesses increase their revenue while decreasing overhead costs. We guarantee delivery with our patent-pending smart queueing technology, which ensures messages are delivered on time and are not affected by volume limits.

Communication Platform As A Service, smsmode© offers complete mobile messaging routing. Connect with your customers anywhere in the world using our innovative and powerful tools. smsmode© integrates seamlessly with your existing tools, allowing you to maximize their potential by integrating mobile messaging. Use our REST, SMPP, and plugins to build these custom integrations for your applications, CRMs, ERPs, and more. Our documentation and experts will help you achieve your goals! European solution GDPR compliant ISO 27001 & 27701 99.95% SLA Responsability Europe CSR Commitment

Voice. Text. Video. Fax. Conferencing. Collaboration. Phone.com is the modern, flexible, work-from anywhere solution for today's mobile entrepreneurs and growing businesses. Phone.com offers advanced business phone features that your growing business requires to serve customers professionally and effectively. Advanced call handling options can enhance your company's image. Mobility features allow you to stay connected with customers, colleagues, and partners from anywhere, anytime.