Last Updated: Tue, Apr 4, 2023
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Try Sigma Voice for free with a fully functional free trial of our mass notification system.
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We have used SigmaVoice for our business for a few years now, and it has been a very good experience. The website is simple, straightforward, and easy to navigate. Customer service is excellent; professional and prompt.
Verified Customer
Sigma Voice exceeded our expectations for our call out needs. When we needed changes made they were happy to do so and performed changes in a timely manner. I highly recommend Sigma Voice.
Verified Customer
This service is fantastic. Setting up automated calls is super easy and affordable. I highly recommend it.
Verified Customer
I have been using Sigma Voice for a few years now on a number of campaigns. They have always been reliable and competitive. Their customer service is phenomenal. I highly recommend.
Verified Customer
Sigma Voice was so easy to set up. I needed to get an immediate message out to my 60+ family members. It’s affordable, the reports are amazing, and the customer service is beyond what I expected on a Sunday afternoon. Highly recommended!
Verified Customer
Absolutely LOVE THIS SERVICE!!! I recommend using Sigma Voice for any growing business!! We have got great responds & is a good way to stay in touch with your customers base! Helps us to turn customers to Loyal Customers to VIP Customers!!!
Check out the Sigma Voice blog to learn about mass calling and texting best practices.
Discover the world of voice messaging as we delve into various types and applications of this innovative communication method. In this blog post, we explore the ins and outs of Sigma Voice's automated voice messaging system, voice messaging on iPhone and Android devices, and WhatsApp voice messaging. Learn how these platforms are revolutionizing the way we connect, share information, and engage with one another, making communication more efficient, personal, and dynamic than ever before.
Your important time-sensitive messages can now be heard with 'one-to-many' automated calling almost instantly by all your customers, employees or members fast.
A complete guide to voice broadcasting which is a technology that allows organizations to quickly and easily deliver important pre-recorded audio messages to 100's or even 1,000's of phones within minutes.