Nexmo alternatives

  • Twilio

  • Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.

    tags: api asterisk hosted-ivr hosted-pbx hosted-sms
    platform: Online
  • Textlocal

  • Textlocal bulk SMS service allows you to quickly reach out to millions of your customers, prospects and staff within seconds at the click of a button. With our unparalleled features, you can now easily personalize your messages, attach images and PDFs, include web links as calls-to-action, send discount vouchers and coupons, and collect data via mobile forms. What’s more, you can even measure your campaign performance in real-time.

    tags: bulk-sms business-sms email-to-sms-gateway group-sms missed-call
    platform: Online Android iPhone
  • Plivo

  • Plivo is a voice and SMS API platform that enables developers and enterprises to build powerful apps with great features. With 24/7 free tech support and low prices, Plivo can help your business scale globally.

    tags: api cloud-telephony communications developer-tools iaas
    platform: Online
  • Swift SMS Gateway

  • SMS Gateway is your bridge between the Internet and the world of cell phone SMS text messaging. We've taken care of all the complicated details and harnessed the sophisticated technology necessary to bring you a simple solution for sending SMS text messages from a web or desktop application.

    tags: api sms-api sms-messaging
    platform: Online
  • OpenTok

  • TokBox makes it easy to add video chat to your site or mobile application using either the OpenTok API or OpenTok Widgets. Supports WebRTC.

    tags: api developer-tools development video-chat video-conferencing
    platform: Online Android iPhone Android Tablet iPad
  • Clockwork SMS

  • An simple text message API.

    tags: sms-api sms-gateway sms-marketing sms-messaging
    platform: Online
  • Moreify

  • The leading solution for text message and call verification. Build your SMS & VoIP applications with one easy API. Try it for free

    tags: api hosted-sms send-sms-messages sms-api sms-applications
    platform: Online
  • iP.1 RESTful API

  • This RESTful API is a modern API that lets you use the message services provided by iP.1 Networks AB via your own applications. Do everything from just sending SMS messages to managing contacts and sending surveys.

    tags: api sms-api sms-from-pc sms-gateway sms-messaging
    platform: Online
  • Voximplant

  • Voximplant is a cloud platform for developing real-time communication apps with full control over voice and video. Our cloud application engine provides developers with a way to control every call leg using JavaScript logic. Voximplant allows embedding business logic in JavaScript scenarios and reducing requirements for backend services. The JavaScript code running in our cloud provides access to text-to-speech and speech recognition, IVR, ACD, Call Lists, as well as enables third-party services to send and receive HTTP requests, and much more! Our platform has web, android, iOS and react native SDKs alongside with web-based debugging tools. »

    tags: platform-as-a-service sdk sip telephony video-calling
    platform: Online Android iPhone

  • KAP Computer Solutions Pvt. Ltd., (KAPSYSTEM) pioneer in BULK SMS Solutions. KAPSYSTEM provides messaging and voice communications with comprehensive and customized platform for all businesses.

    tags: bulk-sms-service sms-api transactional-sms
    platform: Online
  • Aculab Cloud

  • Aculab Cloud presents a way of creating automated telephony applications by handling all the telephony resources in a cloud-based platform. Through the use of simple, high-level language APIs, Aculab Cloud makes it easy for you to create telephony applications that control inbound and outbound telephone calls.Your application can run on your choice of server, in a location of your choice and you do not need to buy any specialist telephony equipment, nor do you need to have knowledge of how the telephone network works. Aculab takes care of the management requirements of the cloud telephony platform for you, freeing up your valuable time and resources to let you focus on innovation and application development. »

    tags: api conference fax fax-receiving voice-call
    platform: Online
  • addlive

  • AddLive leverages WebRTC to allow anyone to easily add video and voice conferencing to their application.

    tags: api developer-tools video-chat video-conferencing voice-chat
    platform: Online
  • Blitzz - Live Video Chat

  • If your reps or customers are remote, you should check out

    tags: customer-bot customer-service customer-support field-support-solution live-chat
    platform: Mac OS X Windows Linux Online Android iPhone Chrome OS Android Tablet iPad

  • CALLR is a voice and messaging API available through REST, JSON-RPC and SDKs (PHP, Python, Ruby, Go, Node.JS, Swift, Java, .NET). It's built with many features made to help brands create smarter interaction with their customers and prospects. CALLR's services are available worldwide in 220+ countries. Two web interfaces, SENDR (Campaign Management) and CALLTRACKR (calltracking and click-to-call) are available to offer access to CALLR's services without having to code.Here are our six main business use cases:SIP Trunking (Outbound and inbound calls at scale) - Conveniently handle my important outgoing call needs. Face any international needs with an adaptive solution that matches my location, and network situation.User Acquisition and Engagement (Outbound calls and SMS campaigns) - Generate online and in-store traffic and keep users engaged using automated and scalable communications methods. Easily broadcast news about sales and events to my customer base.Notifications (Personalized outbound calls and SMS) - Send personalized messages to your customers at key steps of their journey. Notify them of main events and make sure they receive your messages.Custom IVR (Inbound or outbound calls control menu) - Create a smart mapping to route incoming calls according to the rules I set. Make sure each call I receive is handled the quickest and most efficient way.Call Tracking (Inbound calls source identification) - Track incoming calls activity and know where my users found my number. Track calls generated for and routed to a third party.Person to Person Communication (Users calls and SMS safeguarding) - Easily allow my users to exchange with each other on their usual channels. Frame the interaction to ensure its security and keep it smooth. »

    tags: api asterisk business-sms call-forwarding call-recording
    platform: Online Android iPhone
  • engageSPARK

  • engageSPARK enables anyone, anywhere to build and launch SMS and Voice Call messaging, surveying, and decision tree programs to 200+ countries – within minutes. It is a self-service website where any non-technical person can easily, quickly, and cheaply create messaging campaigns, curriculums, surveys, reminders, alerts, decision tree programs, etc. to send key information and collect important data from their participants.

    tags: ivr sms-api sms-from-pc sms-marketing sms-web-service
    platform: Mac OS X Windows Linux Online Android iPhone Chrome OS Android Tablet Windows Phone iPad