Email marketing remains one of the best ways to grow a business online. It helps stay in touch with customers and turn leads into buyers.
With tools like Mailrelay, you can send powerful campaigns without breaking the bank. Smart emails boost customer engagement, encourage repeat sales, and grow your revenue over time.
In this Mailrelay review for 2025, I will discuss the top ways you can use the advanced Mailrelay email marketing platform to create and send powerful email newsletters.
- What is Mailrelay?
- Mailrelay Review: Why Choose Mailrelay For Email Marketing?
- Mailrelay Email Marketing Platform Review: Feature Comparison
- Mailrelay Pricing
- Email Marketing Platform Comparison: Mailrelay vs Mailchimp vs Brevo
- Mailrelay vs Moosend vs MailerLite: Feature Comparison Table
- Designing High-Converting Email Campaigns
- Growing and Nurturing Your Email List
- Legal and Ethical Considerations in Email Marketing
- Conclusion
What is Mailrelay?
Mailrelay is an email marketing platform designed for small and big businesses alike. It offers features like list management, automation, and detailed analytics. The platform makes it easy to create, send, and track email campaigns. Unlike other tools, Mailrelay is known for its simplicity and affordability, making it ideal for startups.
Many startups use Mailrelay to reach new customers or nurture existing ones. For example, a new online store can send welcome emails automatically when someone signs up. This quick contact helps turn visitors into loyal customers faster.
Mailrelay Review: Why Choose Mailrelay For Email Marketing?
Industry Leading Free Plan
Mailrelay provides a completely free account with the ability to send up to 80000 emails per month to a contact list of up to 20000. This offer includes essential tools at no cost, making it one of the most generous options available for small businesses and startups looking to grow without financial pressure.
Full Feature Access Without Payment
Unlike many platforms that restrict free users, Mailrelay includes access to the SMTP server, API integration, drag and drop email builder, and analytics for all users. There are no paywalls blocking critical tools, so even users on the free plan can build and track advanced campaigns.
Superior Email Deliverability
Mailrelay uses its own IP ranges and delivery technologies to help ensure messages reach the inbox. Built in tools like bounce management and reputation monitoring help avoid spam folders and improve open rates over time.
Simple Campaign Workflow
Creating a campaign is easy. You import your contacts, design the email using ready made templates or custom HTML, and then send or schedule it. The interface is clean and beginner friendly, while still offering flexibility for experienced marketers.
Powerful Analytics and Reports
Mailrelay gives you complete visibility into each campaign’s performance. You can track opens, clicks, impressions, and subscriber behavior across devices and locations. These metrics help you make informed decisions and continuously improve your strategy.
Smart Segmentation and Personalization
Segment your audience by behavior, location, or preferences, and personalize messages using dynamic variables. Show different content to different groups without creating multiple campaigns, and send messages that feel relevant to each contact.
Email and SMS in One Platform
In addition to email, you can run SMS campaigns from the same dashboard. This is useful for urgent alerts, time sensitive promotions, and multi channel communication strategies without switching tools.
Flexible Scheduling Options
You can schedule messages to be sent at specific times, skip weekends, and adjust for different time zones. This helps you reach people when they are most likely to open and read your messages.
Real Human Support
Customer support is available via chat, phone, and ticket, and it is offered in both English and Spanish. Even on the free plan, you get access to live support during extended business hours.
Privacy and Compliance Ready
Mailrelay supports GDPR compliant features like double opt in, unsubscribe management, and secure data handling. It helps you stay aligned with privacy laws while maintaining a good user experience.
Mailrelay Email Marketing Platform Review: Feature Comparison
Top Features of Mailrelay
| Feature | What It Does | Why It Matters |
|---|---|---|
| Free Account | Send up to 80,000 emails/month to 20,000 contacts | One of the most generous free email marketing plans in the industry |
| Newsletter Editor | Drag-and-drop editor + custom HTML support | Create responsive, branded emails easily — even without coding skills |
| Contact Import | Import via CSV, Mailchimp, or manual input | Simplifies migration and contact list building |
| A/B Testing | Test subject lines or sender names | Optimize for better open rates and engagement |
| Email Scheduling | Schedule campaigns to send at specific times | Reach audiences at optimal moments |
| Complete Statistics | Open rate, click rate, bounce rate, most clicked links | Monitor campaign success and adjust strategy |
| Technical Support | Live support available from 8 AM to 10 PM (Spanish and English) | Fast help from real agents, even on free plans |
Advanced Features of Mailrelay
| Feature | What It Does | Why It Matters |
|---|---|---|
| SMTP Server | Use Mailrelay’s SMTP with CRMs or custom platforms | Improves deliverability and expands sending capacity outside the dashboard |
| API Access | REST API for campaign creation, user sync, stats retrieval | Enables advanced automation and integration with other tools |
| Transactional Emails | Send order confirmations, password resets, and other system emails | Covers both marketing and operational email needs |
| Behavioral Segmentation | Segment users by open rate, CTR, device type, etc. | Personalize campaigns to boost relevance and conversions |
| Landing Page Builder | Create standalone landing pages directly in Mailrelay | Run full funnel campaigns without external tools |
| Custom Templates | Design or reuse pre-made branded templates | Save time while maintaining brand consistency |
| Multilingual Interface | Available in Spanish and English | Useful for international and bilingual teams |
| GDPR-Compliant Tools | Double opt-in, data export, unsubscribe links | Stay compliant with privacy regulations without third-party plugins |
Mailrelay Feature Benefits
| Feature | Description | Benefit |
|---|---|---|
| Free Plan | Up to 80,000 emails/month to 20,000 contacts | Generous limits for startups and SMEs |
| Email Editor | Drag-and-drop builder and HTML support | Simple to use with flexibility for advanced users |
| List Import | Import via CSV, manual input, or from Mailchimp | Quick migration and easy onboarding |
| A/B Testing | Test different subject lines or sender names | Improve open rates and engagement |
| Scheduling | Schedule campaigns to send at optimal times | Better control over delivery timing |
| Advanced Statistics | Track open rate, click rate, most clicked links | Measure campaign success and improve future emails |
| SMTP Server | SMTP access for external software or CRM integration | Boosts deliverability and email volume from third-party platforms |
| API Integration | Full API access for custom tool connections | Automate workflows and integrate seamlessly |
| Landing Pages | Built-in landing page creation tools | Consolidate marketing tools in one platform |
| Transactional Emails | Supports sending system-generated emails | Covers full email lifecycle for SaaS and eCommerce |
| SMS Marketing | SMS campaign support (paid) | Expand reach beyond email |
| Customer Support | Personalized support available in Spanish, long hours (8–22) | Fast problem resolution, local language support |
| Ease of Use | Intuitive UI for non-technical users | Minimal learning curve |
| Templates | Adaptable predesigned templates | Consistent branding and quick design setup |
| Data Privacy | Complies with anti-spam policies and offers legal transparency | Reduces compliance risks |
| Multilingual Interface | Available in English and Spanish | Useful for international or bilingual teams |
Why These Features Matter
- Free Plan gives startups and small businesses room to scale without cost.
- Newsletter Editor balances simplicity and control, ideal for both beginners and experts.
- SMTP and API allow you to plug Mailrelay into your broader marketing stack.
- Landing Pages + Email Campaigns give you a full email funnel solution without extra tools.
- Advanced Segmentation increases email ROI by tailoring messages to user behavior.
Mailrelay Pricing
Mailrelay Pricing Table (Subscription-Based)
| Plan | Price (Monthly) | Emails/Month | Contacts | Key Features |
|---|---|---|---|---|
| Free | €0.00 | 80,000 | 20,000 | Full support, all enterprise features, API, SMTP, editor, analytics |
| Standard | €48.00 | Custom volume | Custom | Priority support, tailored plans, no open/click stats |
| Enterprise | €67.00 | Custom volume | Custom | Priority support, tailored plans, includes open/click stats |
✅ All plans include newsletter editor, SMTP server, API access, phone/chat/ticket support.
- 10% discount available on all plans if billed annually.
- No credit card required to start with the free plan.
- All pricing excludes VAT.
- Dedicated IP and newsletter design services are available upon request.
- All accounts are limited by both email volume and number of contacts.
Email Marketing Platform Comparison: Mailrelay vs Mailchimp vs Brevo
| Feature | Mailrelay | Mailchimp | Brevo (Sendinblue) |
|---|---|---|---|
| Free Plan | 80,000 emails/month to 20,000 contacts | 1,000 emails/month to 500 contacts | 300 emails/day (9,000/month), unlimited contacts |
| Newsletter Editor | Drag-and-drop + HTML editor | Drag-and-drop + HTML editor | Drag-and-drop + HTML editor |
| SMTP Server Access | ✅ Yes | ❌ Not included in free plan | ✅ Yes (all plans including free) |
| Transactional Emails | ✅ Yes | ✅ Yes (via Mailchimp Transactional Email – paid) | ✅ Yes (included) |
| A/B Testing | ✅ Subject/sender A/B testing | ✅ Subject/content/sender A/B testing | ✅ Subject/content/sender A/B testing |
| Automation | Limited (Basic triggers; advanced in roadmap) | ✅ Advanced (multi-step workflows) | ✅ Advanced (multi-step workflows + CRM triggers) |
| Contact Segmentation | ✅ Based on opens, clicks, behavior | ✅ Advanced segmentation | ✅ Advanced segmentation |
| Landing Page Builder | ✅ Included | ✅ Included | ✅ Included |
| API Access | ✅ Yes | ✅ Yes | ✅ Yes |
| GDPR Tools | ✅ Double opt-in, unsubscribe, export | ✅ Consent tools, preferences center | ✅ Full GDPR toolkit |
| Multilingual Interface | English & Spanish | English (UI only; supports multilingual emails) | English, French, Spanish, etc. |
| Email Analytics | ✅ Full stats, even on free plan | ✅ Advanced (click maps, comparisons, etc.) | ✅ Advanced with heatmaps |
| Support for Free Users | ✅ Priority via ticket, live chat (Spanish & English) | ❌ Email only, slow for free users | ✅ Email and knowledge base access |
| Custom Tracking Domains | ✅ Yes | ✅ Yes (paid only) | ✅ Yes (available early in pricing tiers) |
| Dedicated IP (optional) | ✅ Paid add-on | ✅ Paid add-on | ✅ Paid add-on |
Mailrelay vs Moosend vs MailerLite: Feature Comparison Table
| Feature | Mailrelay | Moosend | MailerLite |
|---|---|---|---|
| Free Plan | 80,000 emails/month to 20,000 contacts | 1,000 subscribers, unlimited emails for 30 days only | 12,000 emails/month to 1,000 subscribers (ongoing) |
| Newsletter Editor | Drag-and-drop + HTML upload | Drag-and-drop + HTML editor | Drag-and-drop + HTML editor |
| SMTP Server | ✅ Yes (available in free plan) | ❌ Not available | ✅ Yes (SMTP relay supported) |
| Transactional Emails | ✅ Included | ✅ Via API | ✅ Paid only (via transactional email add-on) |
| Automation | Limited/basic | ✅ Advanced (workflows, triggers, conditions) | ✅ Advanced workflows |
| A/B Testing | ✅ Subject/Sender testing | ✅ Subject/content testing | ✅ Subject/content testing |
| API Access | ✅ Full access | ✅ Full access | ✅ Full access |
| Landing Pages | ✅ Built-in builder | ✅ Built-in builder | ✅ Built-in builder |
| Multilingual Interface | English & Spanish | English only | English (with support for localized email content) |
| Segmentation | ✅ Based on user behavior | ✅ Advanced filters | ✅ Advanced filters |
| Email Templates | ✅ Predesigned + custom | ✅ Predesigned + custom | ✅ Predesigned + custom |
| GDPR Compliance | ✅ Double opt-in, unsubscribe, data handling | ✅ GDPR toolkit | ✅ GDPR toolkit |
| Deliverability | High (via own SMTP/IP use) | Good (shared infrastructure) | Good (can add dedicated IP) |
| Support (Free Plan) | ✅ Available (chat/ticket in Spanish & English) | ❌ Email only | ❌ Email only (Live chat for paid users only) |
Why Email Marketing Remains Critical in Digital Business
Email marketing gives an excellent return on investment. Studies show it can bring $42 back for every $1 spent. Why? It’s a direct line to your audience. Email helps warm up leads and keep customers coming back. It builds trust and keeps your brand top of mind.
Experts agree: email is still the best way to connect with your audience. It’s personal, measurable, and easy to customize. That’s why most successful businesses don’t ignore email marketing.
Setting Up Your Mailrelay Account for Success
Start by signing up and completing the onboarding process. Organize your contacts into segments based on interests or behaviors. Clean your list regularly to remove inactive subscribers. This improves your open and click rates.
An easy tip? Set up automated welcome emails for new sign-ups. They introduce your brand and offer a reason to stay connected. Automation saves time and keeps your audience engaged from day one.
Designing High-Converting Email Campaigns
Crafting Engaging Content That Converts
Your message needs to grab attention fast. Use strong subject lines that spark curiosity or promise value. Personalize emails with the receiver’s name and relevant content.
Good copy is clear and direct. Include a single strong call-to-action (CTA) that tells readers exactly what to do next. For example, “Get 20% off today” or “Learn more about our new product.” Successful campaigns often see open rates of 20-30% and click-through rates of 5-10%, which are great benchmarks.
Visual and Design Best Practices
Design matters. Use mobile-friendly templates since most emails are read on phones. Keep your branding consistent with your website and logo. Include visuals that complement your message and draw attention to your CTA.
Want to improve results? A/B test different subject lines, images, and layouts. Small tweaks can lead to big gains in open and click rates over time.
Automating Campaigns for Maximum Impact
Automation allows you to send the right message at the right time. Set up drip campaigns that nurture leads with helpful tips. Autoresponders can follow up after purchases or abandoned carts.
For example, Mailrelay can send an email reminding someone of unfinished checkout. This simple automation can recover lost sales and boost your revenue.
Matched with expert advice, automation makes your marketing smarter and saves you resources. Automation isn’t just about scale; it’s about precision.
Growing and Nurturing Your Email List
Strategies for List Building
Build your list with lead magnets like freebies or discounts. Use attractive opt-in forms on your website and landing pages. Offer valuable content that encourages visitors to sign up.
Data shows that targeted landing pages can triple conversion rates. Focus on relevance and clarity to attract the right subscribers.
Maintaining List Health and Engagement
Keep your list clean by regularly removing inactive users. Personalization and relevant content help keep subscribers interested. Send tailored emails based on their preferences or purchase history.
Segmented campaigns tend to see higher engagement. For example, you could send different offers to new subscribers versus loyal customers.
Leveraging Analytics to Refine Strategies
Track your open rates, click-throughs, and conversions to see what works best. Use this data to improve your next campaign. If a message isn’t performing, tweak the subject line or content.
For example, analyzing data might reveal a certain email segment prefers product tips. Use that insight to create more relevant content and boost overall results.
Legal and Ethical Considerations in Email Marketing
Compliance with Regulations
Respect privacy laws like GDPR and CAN-SPAM. Always get clear permission before adding someone to your list. Provide an easy way to unsubscribe and honor those requests immediately.
Legal compliance keeps you out of trouble and builds trust with your audience. Regularly review your privacy policies and ensure transparent communication.
Building Trust and Credibility
Be honest about what subscribers will receive. Send emails at a reasonable frequency to avoid spamming. Include clear privacy policies explaining how their data is used.
Trustworthy communication turns first-time buyers into lifelong customers. Respect and transparency are key.
Conclusion
Maximizing your business growth with Mailrelay starts by crafting engaging content and automating your campaigns. Keep your list clean and personalized, and use data to improve. Compliance and honesty boost your credibility and long-term success. Whenever you focus on these areas, your email marketing efforts will pay off.
Begin applying these strategies today. Your audience is waiting to hear your message—make it count.
