MessageBird might be a bit more popular than Telzio. We know about 1 link to it since March 2021 and only 1 link to Telzio. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Telzio is a cloud based vendor you could consider. Very affordable, mobile app, supports voice, SMS and virtual faxhttps://telzio.com. Source: over 1 year ago
We built a subscription management chatbot, using Twilio for sending SMS, but it lacked a dashboard to view conversations. I've recently come across https://messagebird.com/en/ - they have a pre-built dashboard that allows your team to respond to messages, as well as a nifty flow builder. Source: almost 3 years ago
Line2 - Line2 adds a second phone number or complete cloud business phone system to smartphones & computers that's robust yet affordable. Buy online or get a custom quote.
Twilio - Brings voice and messaging to your web and mobile applications.
Grasshopper - Grasshopper enables entrepreneurs to build a virtual office that connects callers to employees, wherever they are.
Plivo - Plivo simplifies your customer engagement.
Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates