Skip to content

Best Free Mass Calling System for Churches: Easy Steps to Start


The Importance of Mass Calling Systems for Churches

In today’s fast-paced world, effective communication is essential for churches to keep their congregations informed and engaged. Whether spreading important announcements, organizing events, or delivering spiritual messages, a reliable mass calling system significantly enhances a church’s ability to connect with its members.

Overview of the Best Free Mass Calling System: Sigma Voice

Sigma Voice offers a top-tier mass calling system that is both powerful and free to use. This system simplifies the process of recording, scheduling, and sending calls, making it an ideal choice for churches seeking to streamline their communication efforts.

Step-by-Step Guide to Using Sigma Voice

Step 1: Sign Up

  • Signing Up for a Free Trial Visit Sigma Voice’s homepage and click the “Sign Up” button to start your free trial, granting you access to all the features needed to manage your mass calling campaigns.

Step 2: Sign In to Your Account

  • Accessing Your Account Dashboard After signing up, sign in to your Sigma Voice account. The dashboard is your control center for managing all aspects of your mass calling system.
  • Overview of Features In your account, you’ll find options to set your Caller ID, create recordings, upload contacts, schedule calls, and view detailed call reports. Each feature is designed to make communication tasks straightforward.

Step 3: Set Your Caller ID

  • Choosing the Correct Caller ID Setting the right Caller ID ensures your contacts recognize the calls. Use your organization’s phone number as the Caller ID.
  • Displaying Your Organization Name Most calls will display your organization’s name along with the Caller ID number, increasing the likelihood of recipients answering.

Step 4: Create Your Recording

  • Uploading or Recording a Voice Message Upload a pre-recorded voice message from your device or record one directly by calling Sigma Voice’s dedicated recording line.
  • Using the Free Text-to-Speech Option Sigma Voice offers a free text-to-speech feature that converts written messages into spoken word.
  • Tips for Effective Recordings Keep messages clear and concise, ideally between 30 to 60 seconds. Speak slowly and clearly to ensure the message is easily understood.

Step 5: Upload Your Contacts

  • Importing Contacts Uploading contacts to your Sigma Voice account is quick and easy. The system accepts various 10-digit phone number formats.
  • Formatting and Removing Duplicates Include the first and last names of your contacts. Sigma Voice automatically checks for and removes any duplicate numbers to keep your list organized.

Step 6: Send Your Calls

  • Scheduling Calls Schedule your calls to go out at specific times and dates, ensuring your messages reach your audience at the optimal moment.
  • Selecting Call Speed Choose the number of phone lines used to send your calls, controlling the speed of your campaign. For example, using 50 phone lines, you can send 1,000 calls in under an hour.
  • Immediate Call Sending If you need to send calls right away, Sigma Voice supports immediate call dispatch, providing flexibility for prompt communication.

Step 7: View Call Reports

  • Accessing Detailed Call Reports After your calls have been sent, access detailed reports providing comprehensive information about each call.
  • Understanding Call Statuses and Durations Reports include data on the date and time of each call, whether answered by a human or machine, and the length of each call.
  • Optimizing Future Calls Analyzing these reports can help refine future calling campaigns, making them more effective and efficient.


Recap of Setup Steps Setting up your mass calling system with Sigma Voice involves a few simple steps: visiting the website, signing up, setting your Caller ID, creating your recording, uploading your contacts, sending your calls, and viewing call reports.

Encouragement to Utilize the Free Trial Take advantage of the free trial to experience firsthand how Sigma Voice can enhance your church’s communication efforts.

Benefits of Using Sigma Voice for Church Communications Sigma Voice’s free mass calling system is an invaluable tool for churches, offering ease of use, flexibility, and powerful features to keep your congregation connected.

Call to Action

Sign up now and enhance your church’s communication with Sigma Voice’s free mass calling system.


Q1: What is Sigma Voice?

A1: Sigma Voice is a powerful and user-friendly mass calling system allowing organizations, especially churches, to send recorded messages to many recipients. The platform offers a free trial and various features to streamline communication.

Q2: How do I sign up for Sigma Voice?

A2: To sign up for Sigma Voice, click the “Sign Up” button. Follow the prompts to create an account and start your free trial.

Q3: How can I set my Caller ID on Sigma Voice?

A3: After signing into your Sigma Voice account, set your Caller ID by choosing one of your organization’s phone numbers. This number will be displayed to your contacts when they receive your calls.

Q4: What options do I have for creating a recording on Sigma Voice?

A4: You can either upload a pre-recorded voice message from your device or record a new message by calling Sigma Voice’s dedicated recording line. A free text-to-speech option is also available.

Q5: How do I upload my contacts to Sigma Voice?

A5: Uploading contacts is simple. Sigma Voice accepts various 10-digit phone number formats, and you can include the first and last names of your contacts. The system automatically removes duplicate phone numbers.

Q6: Can I schedule calls in advance with Sigma Voice?

A6: Yes, you can schedule your calls to be sent at a future date and time, ensuring your messages reach your audience at the most optimal times.

Q7: What information is included in the call reports on Sigma Voice?

A7: Call reports provide detailed information, including the date and time of each call, whether answered by a human or machine, and the length of each call. These reports help analyze and optimize your calling campaigns.

Q8: Is there a limit to the number of calls I can send at once with Sigma Voice?

A8: Sigma Voice allows you to choose the number of phone lines for your calls. For example, using 50 phone lines, you can send 1,000 calls in under an hour, allowing you to manage the speed and scale of your campaigns effectively.

Q9: How can Sigma Voice benefit my church’s communication efforts?

A9: Sigma Voice enhances your church’s communication by providing an easy-to-use platform for sending important messages, announcements, and updates to your congregation. It ensures your messages are delivered promptly and efficiently, helping keep your members informed and engaged.

What Our Clients Say

Read what our satisfied customers have to say about Sigma Voice. Discover how our advanced communication solutions have transformed their business operations and customer interactions.

2 months ago

Tom was awesome! He spent time on the phone helping me get set up. Great intro by Tom to my new voice blast service! Wish I c...



3 months ago

Sigma was very helpful in our company meeting a call documentation requirement for a Federal regulation. Tom gave us great se...

4 months ago

Sigma Voice has allowed our organization to disseminate information quickly, thoroughly and to a wide audience. The software ...

8 months ago

This is the first time I used this company and am extremely pleased with the excellence in customer service. There was no nee...

3 years ago

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

4 years ago

Sigma Voice was so easy to set up. I needed to get an immediate message out to my 60+ family members. I sent a sign up messag...