Compare 8x8 APIs vs. Clearstream

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.

Twilio makes sending and receiving messages to your customers easy. Find the documentation, sample code, and developer tools you need to build exactly what you want, fast. We’ll handle the complexity of mobile carriers and global regulations, so you can focus on building. Engage customers around the world with a messaging platfrom that can reach 180 countries, on infrastructure that’s optimized for reliable global delivery at scale. Easily add and integrate messaging channels without needing custom code or rebuilt architecture. Reach your customers at critical touchpoints in their user journey on the channels they prefer, such as SMS, MMS, WhatsApp, chat, Facebook Business Messenger, and Google's Business Messages, all in one platform. Build seamless conversations over preferred channels using trusted, reliable messaging solutions with Twilio MessagingX.

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.

All-in-One Bulk SMS Service For Business. Textmagic is a text-messaging service that allows businesses to send SMS marketing campaigns, notifications, reminders, confirmations, and alerts. Textmagic is available for free! Your account includes all of our features and free credit for testing Textmagic.com

TXT180 is a cloud-based, text marketing and bulk SMS software solution that caters for businesses of all sizes. TXT180 is affordable and simple to use. It allows organizations to send group texts messages to a variety industries such as real estate and retail. TXT180 is the best text messaging platform. It offers a wide range of features, including autoresponder, sequential message, alternate message, text scheduler, text to win, text to vote, and text 4 information.

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.

CallHub is a trusted campaigning platform that will revolutionize your outreach, canvassing, mobilizing, and marketing campaigns. We offer calling, texting, and email solutions for political campaigns, advocacy groups, nonprofits, and businesses of all sizes. But CallHub is more than a software solution. We understand your needs for data security, high contact rates, automation, reliability, and compliance. CallHub is designed with these parameters in focus. Try us out today!

Looking for a reliable and flexible text messaging service for your business? Look no further than our cloud-based text messaging services! With almost 20 years of experience in the industry, we have been serving non-profits, churches, schools, universities, sports teams, municipalities and large corporations (we specialize in corporate communications needs) since 2004. Our self-service pricing plans start at just $39/month and offer a range of volume-based options, allowing you to scale your messaging needs as you grow. Plus, our turn-key full service solutions provide everything you need to execute successful text marketing campaigns, including strategy development, campaign design, and campaign execution. With our platform, you can easily build an audience, segment your subscribers, and send (or schedule) customized, immediate text messages at any time and date. And, we're proud to offer a unique privacy policy that guarantees your account and contact data will **never** be shared with 3rd parties. Even if you close the account. So why wait? Sign up with us today and take your business's text messaging to the next level!

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!

SlickText is the most popular text messaging platform. SlickText has made text messaging a competitive advantage for businesses since 2012. SlickText's award winning software is used by over 40,000 customers in North America, including ESPN and FedEx. SlickText has two headquarters: Jamestown, NY, and Nashville, TN. Visit slicktext.com to learn more about SlickText.