Twilio is described as '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' and is an website in the social & communications category. There are more than 100 alternatives to Twilio, not only websites but also apps for a variety of platforms, including SaaS, Android, iPhone and Windows apps. The best Twilio alternative is UniStack. It's not free, so if you're looking for a free alternative, you could try Vendel or Sherlock Calls. Other great sites and apps similar to Twilio are Dexatel, Smarter Contact, Lead Sherpa and Textmagic.
Sinch is a powerful voice and messaging SDK that lets you bring your apps to life with VoIP and WebRTC technology. Simplicity is at its core and you can get your first app up and running in a few lines of code and a matter of minutes.
With its Cloud-PBX, TENIOS offers a software-based, virtual business phone system within the NGN (next-generation-network). The calls are established via VoIP connection, which enables a variety of new functions including skill-based ACD routing.
Send cheap sms worldwide with instant delivery and reports in real-time. The best Bulk SMS service provider for SMPP, SMS API, Receiving 2-way SMS, Resellers
A global bulk SMS and messaging platform that helps businesses send marketing, transactional, and OTP messages worldwide. It offers direct SMS routes, API and SMPP integration, and delivery analytics.
Communications API Platform - Easily add texting or calling to any app through http API. Send/Receive text messages, picture messages, phone calls in one line of code.
ExpressText is a SMS Marketing provider that allows anyone with access to a computer and internet connection to utilize mobile marketing, one of the most effective forms of consumer advertisement. With our service, individuals and businesses can manage and execute effective SMS...
Started as a reimplementation of the open source Plivo Framework (unmaintained as of 2015), Eqivo simplifies the integration between web applications and voice-enabled endpoints, such as traditional phone lines (PSTN), VoIP phones, webRTC clients etc.
Apptimate is the most secure Communication and Positioning as a Service. We offer secure Point-2-multi point communication between users, apps, devices and “things”, outside firewalls. It’s anonymized, advanced elliptical curve encrypted, multi-factor authenticated and...
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