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Overview

Wavix SMS Broadcast is a no-code tool for running bulk SMS campaigns at scale with personalization, scheduling, and engagement tracking (for example, link clicks). In this tutorial, you will:
  • Create an approved SMS template with variables (personalization).
  • Upload a CSV contact list and map variables to columns.
  • Launch a broadcast and monitor delivery and click performance.

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Prerequisites

To get started, you’ll need:
  • An active Wavix account
  • A Sender ID activated for a destination country
  • Recipient phone numbers in E.164 format (e.g., +12345678900)
SMS broadcast is available for Flex Pro customers only

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Step 1: Create an SMS template

Templates help you save time and stay consistent. Here’s how to create one:
  1. In the top menu, go to Solutions → SMS broadcast
  2. Select the Templates tab.
  3. Select Create new, and follow the guided wizard.
1

Add general information

Enter the template name and choose the country where you plan to send messages.SMS template wizard: general information stepSelect Next.
2

Write your message

To create your message:
  1. Enter the message text. Use double curly brackets (for example, {{name}}) to insert dynamic fields. These fields are personalized automatically when the message is sent.
  2. If your message includes links, turn the URL shortener on or off. The Wavix URL shortener helps save characters and lets you track link clicks.
  3. Choose the Sender ID that will be used when sending this template. SMS template wizard: write your message step with Sender ID selection
Select Next.
Check the estimated number of SMS segments in the top-right corner, above the message field.
3

Summary

Review your template details. To make changes, select Back. To finish, select Create.SMS template wizard: review and create step
Your template will be reviewed by Wavix. You’ll get an email once it’s approved.

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Step 2: Prepare your recipient list

Use a CSV file to upload your recipients. Make sure the file:
  • Is smaller than 10 MB
  • Contains no more than 100,000 rows
  • Lists phone numbers in the first column, formatted in E.164 (for example, +12345678900)
Include a header row and any columns you want to use as template variables (for example, name for {{name}}). 
phone,name,offerCode
+12345678900,John,2026CHR25
+12345678911,Jane,2026CHR25
+12345678922,Bob,2026CHR25
+12345678933,Marie,2026CHR25
+12345678944,Sarah,2026CHR25

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Step 3: Launch your broadcast

To send an SMS broadcast:
  1. In the top menu, go to Solutions → SMS broadcast
  2. Select the Campaigns tab.
  3. Select Create new, and follow the guided wizard.
1

Add general details

Enter a broadcast name and upload your contact list. After Wavix processes the file, select a template and the Sender ID you want to use.
You can preview the selected template.
SMS broadcast wizard: add general details step with contact upload, template, and Sender IDSelect Next.
2

Map variables

If your template includes variables (for example, {{name}}), map each one to the appropriate column in your uploaded CSV (for example, name).SMS broadcast wizard: map variables stepSelect Next.
3

Schedule the broadcast

Choose whether to send the broadcast immediately or schedule it for later. You can also set a sending rate to control delivery speed.SMS broadcast wizard: schedule the broadcast stepSelect Next.
4

Review and launch

Review all campaign details. To make changes, select Back. To start the broadcast, select Create.SMS broadcast wizard: review and launch step

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Step 4: Monitor your results

Track the performance of your SMS broadcast in the Campaigns dashboard. You can view:
  1. Delivery and failure rates
  2. Engagement metrics (e.g., link clicks and CTR) SMS broadcast analytics showing delivery and click metrics
Use the Wavix Link Shortener API to access detailed engagement metrics
That’s it. You created a template, uploaded contacts, launched a broadcast, and confirmed results in analytics. If you used tracked links, review clicks and CTR to understand engagement.

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Tips for better campaign performance

  • Keep messages short and relevant.
  • Use dynamic fields to personalize content and boost engagement.
  • Avoid ALL CAPS and excessive punctuation, which can trigger spam filters.
  • Always include an opt-out option if required by local regulations (for example, “Reply STOP”).