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  • Start With Free Plan
    Grow your business, not your expenses
    Turn curious visitors into devoted fans and drive more sales – no cost to get started!
    • Free Forever plan for 2,500 subscribers and up to 15,000 emails/month
    • Free & responsive email templates library
    • Free popups & forms
    • Intuitive drag-and-drop email builder
    • Unlimited automation and segmentation
    • Premade automation workflows
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One platform for your SaaS marketing
and transactional emails

Everything you send, all in one place—automations, email campaigns, transactional messages, and more. It’s simple, it works with your stack, and it’s way more affordable than using a bunch of separate tools.

No Credit Card Required. Cancel Anytime.

B2B
Join over 180,000 companies using Sender

Automated email campaigns that scale with your business

Save hours on manual work with powerful automation that helps you personalize every message, nurture leads, and boost retention.
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Welcome & onboarding series

Welcome new users with beautifully crafted automated emails that guide them through their first steps, highlight key features, and celebrate their progress.
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Win-back & re-engagement

Don't let inactive users stay that way. Automate re-engagement flows that remind customers why they signed up or purchased in the first place.
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Post-purchase follow-ups

Your customer's journey doesn't end at the checkout. Automate thank-you emails and feedback requests that turn post-purchase into purchase-again.
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Trial expiry & renewal reminder

Use timing and behavior-driven triggers to remind users when and why they should renew.
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Feedback & survey emails

Send timely automated feedback emails that help you refine your product, boost retention, and build a better experience.
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Custom event-based triggers

Set up custom event-based triggers that respond to user actions to send timely, personalized emails that keep users engaged.
Start With Free Plan

No Credit Card Required. Cancel Anytime.

Start With Free Plan

No Credit Card Required. Cancel Anytime.

Bonus features you’ll love

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Email A/B testing

Test everything from subject lines to CTAs for higher opens and conversions.
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Brand auto-styling

Let our auto-style feature match campaigns to your logo, color palette, and fonts for a consistent branded look.
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Mobile-optimized emails

Ensure every email looks perfect, whether it’s viewed on a computer or a mobile device.
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HTML email builder

Want more control over your design? Use our HTML builder to create pixel-perfect emails that match your vision.
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Free image library

Use a library of 1000+ royalty-free images and GIFs to enhance your email designs.
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Personalization tags

Use personalization tags to automatically insert user details and boost engagement with every send.

All-in-one platform for every email you send

No need to juggle multiple services—handle everything in one place. While your transactional emails run reliably in the background, use the same platform to design and send promotional campaigns with our drag-and-drop editor, automation workflows, and subscriber management.
High-priority service emails

Send time-sensitive emails with zero delays

Sender makes sure password resets, one-time password emails (OTPs), and account confirmations land in inboxes instantly - even when everyone's online at once.

  • Low-latency send path
  • Smart retries & queuing
  • Real-time event logs
High-priority service emails
Email security and deliverability

Protect your reputation with built-in security

Your transactional emails won't end up in spam folders. We handle the technical details-authentication protocols, IP warming, bounce management-to make sure they reach inboxes.

  • SPF, DKIM, DMARC support
  • Bounce & complaint handling
  • Suppression lists out of the box
Email security and deliverability

Why SaaS businesses choose Sender as their all-in-one platform

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One domain, unified reputation

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Faster setup & easy management

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Up to 80% lower cost

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Simpler tech stack & high reliability

Start With Free Plan

All Features Included—No Add-On Fees.

Track and manage every step from send to inbox

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Your API, your rules, your message

Grab your API keys, hit REST endpoint, use SMTP—whatever fits your setup. Drop in variables like customer names or order totals, add conditional content based on user data.

About API
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Turn reports into better deliverability

Filter by who received it, check why some emails bounced, and spot patterns in delivery issues. Push the data to your own systems through webhooks or just export what you need.

About reports
Sign-up forms

Grow your email list

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Popups & forms

Yeah, popups can be frustrating. Yours won't be. Use smart timing, relevant offers, and an easy close if someone's not interested.

Spin-the-wheel popup example

Spin-the-wheel popup

Who doesn't like winning something? Gamify your lead generation—people engage more when there's an element of fun involved.

Landing pages example

Landing pages

Sometimes you need a dedicated page doing one thing really well—converting visitors to subscribers. Well, it's just around the corner.

Start With Free Plan

No Credit Card Required. Cancel Anytime.

Easy integration with popular tools

Website integration is a breeze with Sender. Connect instantly with leading content management systems, CRMs, and ecommerce platforms, including Wordpress, PrestaShop, WooCommerce, Zapier, and more.
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Always ready
to help you

We work around the clock to assist you. Drop us a message any time,
and we’ll get back to you in seconds!

Opening hours
24/7
Always available
Mobile chat
10 sec
Avg. response time
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99%
Satisfaction rate
  • Onboarding assistance
  • Extensive knowledge base
  • Free migration service

Trusted by 180,000+ successful
businesses worldwide

Momentum leader High performer Capterra leader
Simple email marketing with affordable pricing
  • Premium features included
  • No hidden costs or usage limits
  • Scale from startup to enterprise
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