Get your 30 day free trial with 100 free calls! Sign Up Free
Sigma Voice logo

Celebrating 19 years in business!


...
Last Updated: Tue, Sep 13, 2022
MASS CALLING

Try Our Mass Calling System For Free Today

Mass calling is a bulk communication technology that allows organizations to quickly contact their customers, employees or members with a pre-recorded voice recording within a short period of time by phone.

Sigma Voice is a leading service provider of 'one-to-many' automated calling and mass texting.

Who Uses Our Mass Call Online App

  • Churches & Other Religious Institutions
  • Schools & Universities (Both Public & Private)
  • Home Services like HVAC, Pest Control & Carpet Cleaning
  • Senior Living Communities & Nursing Homes

 

Common Uses

  • Fundraising Campaigns
  • Emergency Notifications
  • Service Reminders
  • Appointment Reminders
  • Payment Renewals
  • Employee Updates
  • School Closures

 

How To Use A Mass Calling Service

Our online automated calling system is very user-friendly and employs industry-standard SSL Encryption for security and privacy.

Once you've registered for our free trial, just follow the steps below to set up and launch your first mass phone calling campaign.

  1. Enter the Caller ID of your organization.
  2. Upload 1 or more of your phone lists of call recipients.
  3. Record your voice message by calling our dedicated toll-free recording phone line or by uploading the recording file directly into your account.
  4. Press the "Send Calls" button.

 

Mass Calling Software Features

  • Manage Multiple Groups
  • Add/Edit/Delete Contacts
  • Custom Caller ID
  • Answering Machine Detection
  • Retry Busy Phone Numbers
  • Schedule Call Campaigns
  • Opt-Out Functionality
  • Detail Call Reporting
Reviews

We're Seeing Stars

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.

Emma Otto profile picture Verified Customer

Emma Otto

Retail Stores

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.

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!

Haith Johnson profile picture Verified Customer

Haith Johnson

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

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.

Mark Hamilton profile picture Verified Customer

Mark Hamilton

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.

No credit card required

Try Sigma Voice today!

Book A Demo Get Started Free
Cartoon people in a meeting while sitting on the screen of a smart phone.
...

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

Last Updated: Sun, Sep 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.

...

Robo-Call Pricing: How Much Does It Cost?

Last Updated: Wed, Sep 28, 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!

...

7 Steps to Creating an Effective Automated Phone Survey

Last Updated: Sat, Sep 17, 2022

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