Multichannel Messaging Made Easy – Email, Fax and SMS

Send personalized messages via email, fax or SMS – securely and at scale, right from your browser.

Launch Campaigns in Seconds

All you need is your content, a distribution list, and optional exclusions. Start sending – no software installation required.

There Is (Almost) No Limit

Handle millions of messages daily with high delivery rates and 99.99% uptime, thanks to our robust, self-operated infrastructure.

Everything You Need and Easy to Use

Upload contact lists, preview messages, schedule distribution and track campaign performance in real-time via our intuitive web interface.

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Choose your preferred broadcast channel

SMS Broadcasting via WebExpress

Design text message campaigns and send SMS to large distribution lists with text personalization and delivery confirmations.

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Fax Broadcasting via WebExpress

Launch fax blasts to thousands of recipients in just a few clicks. Benefit from fast, reliable, high-performance delivery – even at enterprise scale.

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Email Broadcasting via WebExpress

Create, send, and analyze email campaigns – with high deliverability, intuitive handling, and minimal onboarding.

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FAQs

Can I send messages to different channels at once?

Yes. You can send email, fax, and SMS campaigns simultaneously using a single distribution list.

How many recipients can Retarus WebExpress handle?

Retarus WebExpress easily handles distribution lists with more than one million recipients.

Can I integrate Retarus WebExpress with my existing systems?

Yes. While Retarus WebExpress is a standalone SaaS solution, you can use the List Import API to automate the import of subscriber and opt-out data from your CRM or other systems.

Which languages does Retarus WebExpress support?

Retarus WebExpress supports five languages: English, German, French, Spanish, and Italian.