Relay SMS Gateway Alternatives

Relay SMS Gateway is described as 'Free and open source SMS management software, a web interface for SMS gateways and bulk SMS services' and is an app. There are four alternatives to Relay SMS Gateway for a variety of platforms, including Web-based, Android, iPhone, Windows and Mac apps. The best Relay SMS Gateway alternative is UniStack. It's not free, so if you're looking for a free alternative, you could try Atomic SMS Sender. Other great apps like Relay SMS Gateway are Textmagic and Hilos by ActiveCampaign.

Relay SMS Gateway iconRelay SMS Gateway
  4
  • Free • Proprietary
  • ...

Relay SMS Gateway is a free and open source SMS management software, a web interface for SMS gateways and bulk SMS services.

More about Relay SMS Gateway
More about Relay SMS Gateway
Relay SMS Gateway alternatives page was last updated Feb 19, 2025
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  1. UniStack icon

    UniStack

     18 likes
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    UniStack's algorithms protect your phone numbers from getting blocked and maximize text messaging conversion.

    36 UniStack alternatives

    License model

    Application types

    Platforms

    • Online
    Customizable dashboard of the CRM where you are able to filter through everyone's assigned leads, individually or all together.

    Properties

    1.  Privacy focused

    Features

    1.  Import CSV Data
    2.  SMS Messaging
    3.  Real time collaboration
    4.  Email template editor
    5.  Marketing Automation
    6.  Multiple Account support
    7.  Ad-free
    8.  Reminders
    9.  Calendar View
    10.  Auto Responder
    11.  Dark Mode
    12.  Customer Segmentation

    UniStack VS Relay SMS Gateway

     

    • UniStack is the most popular Web-based alternative to Relay SMS Gateway.

    • UniStack is the most popular commercial alternative to Relay SMS Gateway.

    • UniStack is Paid and ProprietaryRelay SMS Gateway is Free and Proprietary
  2. Textmagic icon

    Textmagic

     6 likes
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    Textmagic is an all-in-one bulk business text-messaging service for sending notifications, alerts, reminders, confirmations, and SMS marketing campaigns.

    License model

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Mac
    • Windows
    • Online
    • Android
    • iPhone
    Textmagic screenshot 1

    Textmagic Features

    1.  VoiP Calls
    2.  Sms gateway
    3.  Sms from PC
    4.  Text messaging
    5.  SMS Messaging

    Textmagic VS Relay SMS Gateway

     

    • Textmagic is the most popular Windows, Android, Mac & iPhone alternative to Relay SMS Gateway.

    • Textmagic is Paid and ProprietaryRelay SMS Gateway is Free and Proprietary
  4. Hilos by ActiveCampaign icon

    Hilos by ActiveCampaign

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    Platform for WhatsApp API that allows you Profile leads, automate follow-ups and integrate with your favorite tools to increase conversion.

    License model

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Automations

    Hilos by ActiveCampaign VS Relay SMS Gateway

     

    • Hilos by ActiveCampaign is the most popular iPad & Android Tablet alternative to Relay SMS Gateway.

    • Hilos by ActiveCampaign is Paid and ProprietaryRelay SMS Gateway is Free and Proprietary
  5. Ad
    Screenshot
    Atomic SMS Sender icon
    Atomic SMS Sender

    Atomic SMS Sender supports 800 networks worldwide, enabling mass text ads, alerts, and notifications. Offers competitive pricing, dynamic sender IDs, free SMS testing, API integration, and a desktop or browser interface for seaml...

    https://www.massmailsoftware.com
    Learn More
  6. Atomic SMS Sender icon

    Atomic SMS Sender

     1 like
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    Atomic SMS Sender supports 800 networks worldwide, enabling mass text ads, alerts, and notifications. Offers competitive pricing, dynamic sender IDs, free SMS testing, API integration, and a desktop or browser interface for seamless campaigns and delivery monitoring.

    41 Atomic SMS Sender alternatives

    License model

    • Free • Proprietary

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    Specify the SMS Sender ID (sender name), enter your recipients phone numbers and text message

    Atomic SMS Sender Features

    1.  SMS Messaging
    2.  Sms from PC

    Atomic SMS Sender VS Relay SMS Gateway

     

    • Atomic SMS Sender is the most popular free alternative to Relay SMS Gateway.

    • Atomic SMS Sender is Free and ProprietaryRelay SMS Gateway is also Free and Proprietary
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