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Last Updated: Wed, Nov 9, 2022

Sigma Voice Blog

Blog about automated calling, mass texting & more.

Sigma Voice is a leading provider of 'one-to-many' automated calling and mass texting services. Schedule consultation Get started free
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How To Increase Email Open Rates 2023

Last Updated: Wed, Nov 9, 2022

Get the most out of your business-to-business email marketing campaigns by following these tips and tricks to increase email open rates.

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The Ultimate Guide to Mobile Group Texting Etiquette

Last Updated: Sat, Jan 7, 2023

Keep your group messages respectful and make sure everyone follows the rules of mobile group texting etiquette. Get the ultimate guide now!

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Automated Calling Systems: How Do They Work?

Last Updated: Tue, Nov 29, 2022

Learn how automated calls work and how an automatic calling system can grow your organization through more efficient communication.

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3X Your Email Marketing Strategy

Last Updated: Wed, Nov 16, 2022

25% email open rates mean that 75% of your subscribers do not read your email messages. This could lead to lost revenue. Fortunately, there are 2 simple ways to boost your email marketing strategy fast.

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How To Send A Text To Speech (TTS) Phone Call

Last Updated: Wed, Nov 9, 2022

Follow these simple steps to set up a text-to-speech automated phone call broadcast to a list of your contacts.

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Express Written Consent - What It Is, How To Obtain It And Some Examples

Last Updated: Fri, Nov 18, 2022

Expressed written consent (EWC) is permission for something that is given specifically in writing. Learn how to obtain EWC from your contacts for automated calling and mass texting communications.

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Robo-Call Pricing: How Much Does It Cost?

Last Updated: Wed, Nov 9, 2022

With so many different types of robocall pricing, how do you know if you're getting the best deal? Read our guide to help you decide!

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7 Steps to Creating an Effective Automated Phone Survey

Last Updated: Thu, Jan 26, 2023

We've created a step-by-step process on how to perform an effective automated phone survey. Get started today!

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What You Need To Know About Voice Broadcasting Live Transfers

Last Updated: Thu, Jan 26, 2023

Learn how to set up and effectively manage a winning live transfer campaign for your organization.

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Grow Your Church Faster With A Phone Tree

Last Updated: Thu, Jan 26, 2023

Learn how an easy-to-use and effective church communication system can help increase the size of your Church.

We're Seeing Stars

Haith Johnson profile picture Verified Customer

Haith Johnson

Retail Store

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!!!

Ken Doke profile picture Verified Customer

Ken Doke

Nonprofit Organization

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.

Emma Otto profile picture Verified Customer

Emma Otto

Retail Store

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.

Pedro Hernandez profile picture Verified Customer

Pedro Hernandez

Medical Offices

This service is fantastic. Setting up automated calls is super easy and affordable. I highly recommend it.

Kristin Taylor profile picture Verified Customer

Kristin Taylor

Senior Living

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!

Mark Hamilton profile picture Verified Customer

Mark Hamilton

Nonprofit Organization

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.

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